How many institutions own SRZN stock?

A company's 13F filings with the Securities and Exchange Commission (SEC) provides investors with comprehensive information about institutional ownership in a listed company, a sign of strength in terms of how many institutions have confidence in that company. The number of institutional investors who currently own SRZN shares is 39, representing 84.33% of the company's common stock.

Who are the major shareholders selling Surrozen, Inc. stock?

SAMSARA BIOCAPITAL, LLC, in the last quarter, reduced its stake in SRZN by -100% restricting it's holding to 0 shares of worth nearly -. RA CAPITAL MANAGEMENT, L.P. also lessened -100% of the SRZN shares from its portfolio, reducing its holding to 0 shares of worth -. STEMPOINT CAPITAL LP also shunned SRZN shares holding by -13.13% last quarter which brought its holding to 619.77 thousand shares worth $12.67M.

Investors who are buying SRZN stock?

As per its latest 13F filing, VANGUARD GROUP INC increased its stake in SRZN by 19.83% in the last quarter. The institutional holder raised its holding to 319.24 thousand shares having worth more than $7.21M. ROYAL BANK OF CANADA also added 100% more shares of SRZN to its portfolio, raising its holding to 65 shares of worth $1.00K. MILLENNIUM MANAGEMENT LLC also increased its SRZN shares holding by 557.08% which brought its holding to 721.27 thousand shares worth $16.30M.

SRZN's major insiders: who are they?

The insider with the most stakes in SRZN is Kutzkey Tim , at the company. Additionally, SRZN stock is highly held by 10 percent owner COLUMN GROUP III GP, LP and 10 percent owner TCG Crossover GP II, LLC among others.

Did an insider recently sell SRZN stock?

Company executives, directors, and other insiders own 4.14% percent of Surrozen, Inc.'s stock. Within the last six months, there have been 2 transaction(s) in which SRZN insiders have sold stock, totaling 2.68K shares. Insiders that have sold shares include LI YANG, WILLIAMS CHARLES O, and BLUTT MITCHELL J MD.

Which insider recently purchased SRZN stock?

There have been 26 transaction(s) during the past 6-months in which Surrozen, Inc. insiders have bought stock, totalling 430522 shares

How much of SRZN does insiders own?

Around 21.07M Surrozen, Inc. shares are held by insiders, which represents about 4.14% of SRZN stock.

Who is the insider with the largest stake?

SRZN , Kutzkey Tim holds the largest portfolio of the company's shares. SRZN shares owned by Kutzkey total nearly 900.29 thousand.

Which institution holds the most shares in SRZN?

SAMSARA BIOCAPITAL, LLC is the largest institutional owner in SRZN which holds 0 shares worth - or 0% of the total SRZN shares outstanding followed by NANTAHALA CAPITAL MANAGEMENT, LLC with ownership of 229.53 thousand shares representing 2.68% of the SRZN ownership. VANGUARD GROUP INC is the third largest stakeholder with 319.24 thousand shares or 3.72% of the ownership worth more than $7.21M.

Is Surrozen, Inc. stock optionable?

Stock options give the owner the ability but not the obligation to buy or sell a security at a predetermined price and date. Stock options can be classified into two types: puts and calls. A put is a bet on falling stock, and a call is a bet on rising stock. As far as the SRZN is concerned, it is a stock which is not optionable.

Is there a short position on SRZN's shares?

Number of SRZN shares short is 88.40K. Shares short is a market sentiment in which investors have sold their shares short in a given stock but have not yet covered them or closed them out.

About how many outstanding SRZN shares are there?

As of today, 8.57M shares of SRZN are outstanding.

Is there many float in SRZN stock?

Float represents the number of tradeable shares in a specific stock. By subtracting restricted and closely-held shares from a firm's total outstanding shares, we can calculate its floating stock. The term "closely-held shares" refers to shares held by employees, major shareholders, and company insiders. At present, SRZN has 4.80M shares in float.

SRZN short ratio: what is it?

Short ratio is calculated by dividing the number of short shares, short interest or bets that shareholders will sell short from the average daily volume. A higher ratio indicates longer times needed to repurchase borrowed shares (sold). The short ratio for SRZN is 5.85.

Surrozen (SRZN) insider trading activity: Get Latest News Today

Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableYes

OptionableNo

Short Percent Of Outstanding Shares1.03

Short Percent Of Float1.17

Shares Outstanding8.57M

Shares Float4.80M

Shares Short88.40K

Short Ratio5.85

1.17%

Short % of Float

1.03%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

4.14% Percentage of Shares held by All Insiders

84.33% Percentage of Shares held by All Institutions

87.98% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 84.33% of SRZN shares are held by financial institutions. SAMSARA BIOCAPITAL, LLC is the top corporate investor, holding 0 shares valued at -. A 0% stake in Surrozen, Inc. is owned by the company. NANTAHALA CAPITAL MANAGEMENT, LLC owns 229.53K shares valued at $5.19M, which translates its holding of 2.68% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Dec 31, 2025	SAMSARA BIOCAPITAL, LLC	0%	0	-	-241.4K	-100.00%
Dec 31, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	2.68%	229.53K	5.19M	0	0
Dec 31, 2025	VANGUARD GROUP INC	3.72%	319.24K	7.21M	52.82K	+19.83%
Dec 31, 2025	RA CAPITAL MANAGEMENT, L.P.	0%	0	-	-602.63K	-100.00%
Dec 31, 2025	ROYAL BANK OF CANADA	0%	65	1K	65	+100.00%
Dec 31, 2025	MILLENNIUM MANAGEMENT LLC	8.42%	721.27K	16.3M	611.5K	+557.08%
Dec 31, 2025	ACADIAN ASSET MANAGEMENT LLC	0.02%	1.51K	34K	1.51K	+100.00%
Dec 31, 2025	CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.	0.02%	1.5K	33.9K	500	+50.00%
Dec 31, 2025	BNP PARIBAS ARBITRAGE, SNC	0.03%	2.52K	56.95K	2.52K	+100.00%
Dec 31, 2025	PERSISTENT ASSET PARTNERS LTD	0.05%	4.36K	98.51K	4.36K	+100.00%
Dec 31, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.12%	10.19K	230.25K	0	0
Dec 31, 2025	NORTHERN TRUST CORP	0.16%	13.53K	305.78K	13.53K	+100.00%
Dec 31, 2025	QUADRATURE CAPITAL LTD	0.17%	14.8K	334.53K	14.8K	+100.00%
Dec 31, 2025	BOOTHBAY FUND MANAGEMENT, LLC	0.21%	18.31K	413.74K	18.31K	+100.00%
Dec 31, 2025	BREVAN HOWARD CAPITAL MANAGEMENT LP	0.22%	18.92K	427.62K	18.92K	+100.00%
Dec 31, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.25%	21.72K	491K	0	0
Dec 31, 2025	JANE STREET GROUP, LLC	0.32%	27.62K	624.26K	27.62K	+100.00%
Dec 31, 2025	MORGAN STANLEY	0.43%	36.96K	835.32K	2.2K	+6.32%
Dec 31, 2025	WALLEYE CAPITAL LLC	0.48%	41.04K	927.53K	41.04K	+100.00%
Dec 31, 2025	683 CAPITAL MANAGEMENT, LLC	0.49%	42K	949.18K	42K	+100.00%
Dec 31, 2025	GOLDMAN SACHS GROUP INC	0.3%	25.82K	583.6K	25.82K	+100.00%
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.26%	22.63K	511.35K	7.9K	+53.65%
Dec 31, 2025	IEQ CAPITAL, LLC	0.16%	13.47K	304.45K	13.47K	+100.00%
Dec 31, 2025	MARSHALL WACE, LLP	0.13%	10.94K	247.22K	10.94K	+100.00%
Dec 31, 2025	ARROWMARK COLORADO HOLDINGS LLC	0.64%	55.12K	1.25M	0	0
Dec 31, 2025	AMERIPRISE FINANCIAL INC	0.77%	65.69K	1.48M	65.69K	+100.00%
Dec 31, 2025	IKARIAN CAPITAL, LLC	0.77%	65.79K	1.49M	65.79K	+100.00%
Dec 31, 2025	SCHONFELD STRATEGIC ADVISORS LLC	0.87%	74.65K	1.69M	5.62K	+8.14%
Dec 31, 2025	EUCLIDEAN CAPITAL LLC	1.02%	87.7K	1.98M	0	0
Dec 31, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.03%	88.65K	2M	0	0
Dec 31, 2025	EVERSEPT PARTNERS, LP	1.11%	95.29K	2.15M	18.29K	+23.75%
Dec 31, 2025	FRED ALGER MANAGEMENT, LLC	1.16%	99.56K	2.25M	99.56K	+100.00%
Dec 31, 2025	EMPERY ASSET MANAGEMENT, LP	1.21%	103.97K	2.35B	103.97K	+100.00%
Dec 31, 2025	BRAIDWELL LP	5.48%	470K	10.62M	330K	+235.71%
Dec 31, 2025	STEMPOINT CAPITAL LP	7.23%	619.77K	12.67M	-93.7K	-13.13%
Dec 31, 2025	VR ADVISER, LLC	7.38%	632.93K	14.3M	0	0
Dec 31, 2025	OMERS ADMINISTRATION CORP	0.16%	13.7K	309.62K	13.7K	+100.00%
Dec 31, 2025	CITADEL ADVISORS LLC	0.17%	14.74K	333.12K	865	+6.23%
Dec 31, 2025	STATE STREET CORP	0.28%	24.33K	549.77K	11K	+82.55%
Dec 31, 2025	VIVO CAPITAL, LLC	3.03%	260K	5.88M	0	0
Dec 31, 2025	LMR PARTNERS LLP	0.27%	23.56K	532.39K	23.56K	+100.00%
Dec 31, 2025	BLACKROCK, INC.	0.3%	26.12K	590.27K	12.38K	+90.05%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0.35%	29.61K	669.14K	29.6K	+493,366.67%
Dec 31, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	1.33%	113.63K	2.57M	-136.52K	-54.57%
Dec 31, 2025	ACUTA CAPITAL PARTNERS, LLC	2.08%	178.42K	4.03M	0	0
Dec 31, 2025	BALYASNY ASSET MANAGEMENT L.P.	2.22%	190.49K	4.31M	119.76K	+169.31%
Dec 31, 2025	WOODLINE PARTNERS LP	2.69%	230.57K	5.21M	182.38K	+378.43%
Dec 31, 2025	5AM VENTURE MANAGEMENT, LLC	4.52%	387.5K	8.76M	77.5K	+25.00%
Dec 31, 2025		4.49%	385.18K	1.89B	385.18K	+100.00%
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	0	-	-2	-100.00%
Dec 31, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0%	0	-	-47.93K	-100.00%
Dec 31, 2025	WOLVERINE ASSET MANAGEMENT LLC	0%	0	-	-281	-100.00%
Dec 31, 2025	BARCLAYS PLC	0%	0	-	-13	-100.00%
Dec 31, 2025	BOXER CAPITAL MANAGEMENT, LLC	4.86%	416.15K	9.4M	416.15K	+100.00%
Dec 31, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	1.55%	133.21K	3.01M	0	0
Dec 31, 2025	SILVERARC CAPITAL MANAGEMENT, LLC	1.84%	157.32K	3.56M	157.32K	+100.00%
Dec 31, 2025	UBS GROUP AG	0%	59	1.33K	59	+100.00%
Dec 31, 2025	CITIGROUP INC	0.01%	1.06K	24K	1.06K	+100.00%
Dec 31, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0%	0	-	-52.13K	-100.00%
Dec 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.78%	67K	1.51M	12.47K	+22.87%
Sep 30, 2025	BRAIDWELL LP	1.64%	140K	1.8M	0	0
Sep 30, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	1.56%	133.21K	1.72M	0	0
Sep 30, 2025	MILLENNIUM MANAGEMENT LLC	1.29%	109.77K	1.41M	109.77K	+100.00%
Sep 30, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.04%	88.65K	1.14M	0	0
Sep 30, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0.61%	52.13K	671.7K	0	0
Sep 30, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0.56%	47.93K	617.58K	0	0
Sep 30, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.25%	21.72K	280K	0	0
Sep 30, 2025	BLACKROCK, INC.	0.16%	13.74K	177.08K	-1.74K	-11.24%
Sep 30, 2025	CITADEL ADVISORS LLC	0.16%	13.88K	178.78K	3.42K	+32.76%
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.17%	14.73K	189.75K	100	+0.68%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.64%	54.53K	702.93K	23.56K	+76.10%
Sep 30, 2025	ARROWMARK COLORADO HOLDINGS LLC	0.65%	55.12K	710.26K	0	0
Sep 30, 2025	SCHONFELD STRATEGIC ADVISORS LLC	0.81%	69.02K	889.37K	69.02K	+100.00%
Sep 30, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.83%	70.73K	911.38K	70.73K	+100.00%
Sep 30, 2025	EVERSEPT PARTNERS, LP	0.9%	77K	992.11K	77K	+100.00%
Sep 30, 2025	EUCLIDEAN CAPITAL LLC	1.03%	87.7K	1.13M	0	0
Sep 30, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	2.69%	229.53K	2.96M	0	0
Sep 30, 2025	SAMSARA BIOCAPITAL, LLC	2.83%	241.4K	3.11M	0	0
Sep 30, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	2.93%	250.15K	3.22M	-55.88K	-18.26%
Sep 30, 2025	VIVO CAPITAL, LLC	3.04%	260K	3.35M	0	0
Sep 30, 2025	VANGUARD GROUP INC	3.12%	266.42K	3.43M	47.47K	+21.68%
Sep 30, 2025	5AM VENTURE MANAGEMENT, LLC	3.63%	310K	3.99M	0	0
Sep 30, 2025	RA CAPITAL MANAGEMENT, L.P.	7.06%	602.63K	7.76M	0	0
Sep 30, 2025	VR ADVISER, LLC	7.41%	632.93K	8.16M	0	0
Sep 30, 2025	UBS GROUP AG	0%	0	-	-259	-100.00%
Sep 30, 2025	ARMISTICE CAPITAL, LLC	0%	0	-	-60K	-100.00%
Sep 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-216	-100.00%
Sep 30, 2025	DRIEHAUS CAPITAL MANAGEMENT LLC	0%	0	-	-67.57K	-100.00%
Sep 30, 2025	SBI SECURITIES CO., LTD.	0%	2	26	2	+100.00%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0%	6	77	-46	-88.46%
Sep 30, 2025	BARCLAYS PLC	0%	13	168	13	+100.00%
Sep 30, 2025	WOLVERINE ASSET MANAGEMENT LLC	0%	281	3.62K	0	0
Sep 30, 2025	CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.	0.01%	1K	12.89K	1K	+100.00%
Sep 30, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.12%	10.19K	131.27K	0	0
Sep 30, 2025	ACUTA CAPITAL PARTNERS, LLC	2.09%	178.42K	2.3M	8.42K	+4.95%
Sep 30, 2025	WOODLINE PARTNERS LP	0.56%	48.19K	620.97K	48.19K	+100.00%
Sep 30, 2025	STEMPOINT CAPITAL LP	8.35%	713.46K	9.19M	26.92K	+3.92%
Sep 30, 2025	MORGAN STANLEY	0.41%	34.76K	447.93K	0	0
Sep 30, 2025	STATE STREET CORP	0.16%	13.33K	171.71K	13.33K	+100.00%
Jun 30, 2025	ACUTA CAPITAL PARTNERS, LLC	1.99%	170K	1.52M	0	0
Jun 30, 2025	HEIGHTS CAPITAL MANAGEMENT, INC	0%	0	-	-44.98K	-100.00%
Jun 30, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.25%	21.72K	195K	0	0
Jun 30, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0.56%	47.93K	428.49K	0	0
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.36%	30.96K	276.85K	5.7K	+22.57%
Jun 30, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.12%	10.19K	91.08K	0	0
Jun 30, 2025	WOLVERINE ASSET MANAGEMENT LLC	0%	281	2.51K	0	0
Jun 30, 2025	UBS GROUP AG	0%	259	2.32K	62	+31.47%
Jun 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	216	1.93K	-186	-46.27%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0%	52	465	36	+225.00%
Jun 30, 2025	JPMORGAN CHASE & CO	0%	0	-	-5	-100.00%
Jun 30, 2025	BLACKROCK, INC.	0.18%	15.48K	138.42K	7.16K	+86.09%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.17%	14.63K	130.76K	400	+2.81%
Jun 30, 2025	CITADEL ADVISORS LLC	0.12%	10.45K	93.43K	10.45K	+100.00%
Jun 30, 2025	STEMPOINT CAPITAL LP	8.04%	686.54K	6.14M	445.71K	+185.08%
Jun 30, 2025	VR ADVISER, LLC	7.41%	632.93K	5.66M	0	0
Jun 30, 2025	RA CAPITAL MANAGEMENT, L.P.	7.06%	602.63K	5.39M	-76.5K	-11.27%
Jun 30, 2025	5AM VENTURE MANAGEMENT, LLC	3.63%	310K	2.77M	0	0
Jun 30, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	3.58%	306.03K	2.74M	20.25K	+7.08%
Jun 30, 2025	VIVO CAPITAL, LLC	3.04%	260K	2.32M	0	0
Jun 30, 2025	BRAIDWELL LP	1.64%	140K	1.25M	140K	+100.00%
Jun 30, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	1.56%	133.21K	1.19M	0	0
Jun 30, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.04%	88.65K	792.56K	0	0
Jun 30, 2025	EUCLIDEAN CAPITAL LLC	1.03%	87.7K	784K	0	0
Jun 30, 2025	DRIEHAUS CAPITAL MANAGEMENT LLC	0.79%	67.57K	604.04K	-137.37K	-67.03%
Jun 30, 2025	ARMISTICE CAPITAL, LLC	0.7%	60K	536.4K	60K	+100.00%
Jun 30, 2025	ARROWMARK COLORADO HOLDINGS LLC	0.65%	55.12K	492.8K	0	0
Jun 30, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0.61%	52.13K	466.04K	0	0
Jun 30, 2025	MORGAN STANLEY	0.41%	34.76K	310.79K	0	0
Jun 30, 2025	SAMSARA BIOCAPITAL, LLC	2.83%	241.4K	2.16M	0	0
Jun 30, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	2.69%	229.53K	2.05M	0	0
Jun 30, 2025	VANGUARD GROUP INC	2.56%	218.95K	1.96M	150.92K	+221.86%
Mar 31, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	6.33%	229.53K	2.68M	33.5K	+17.09%
Mar 31, 2025	SAMSARA BIOCAPITAL, LLC	6.65%	241.4K	2.81M	241.4K	+100.00%
Mar 31, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	1.32%	47.93K	558.86K	0	0
Mar 31, 2025	5AM VENTURE MANAGEMENT, LLC	8.54%	310K	3.61M	310K	+100.00%
Mar 31, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.6%	21.72K	254K	0	0
Mar 31, 2025	HEIGHTS CAPITAL MANAGEMENT, INC	1.24%	44.98K	524.44K	44.98K	+100.00%
Mar 31, 2025	ARMISTICE CAPITAL, LLC	0%	0	-	-75.69K	-100.00%
Mar 31, 2025	JPMORGAN CHASE & CO	0%	5	58	-1	-16.67%
Mar 31, 2025	STEMPOINT CAPITAL LP	6.64%	240.83K	2.81M	-109.75K	-31.31%
Mar 31, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	7.88%	285.78K	3.33M	148.58K	+108.30%
Mar 31, 2025	VR ADVISER, LLC	17.45%	632.93K	7.38M	632.93K	+100.00%
Mar 31, 2025	RA CAPITAL MANAGEMENT, L.P.	18.72%	679.13K	7.92M	396.55K	+140.33%
Mar 31, 2025	COLUMN GROUP LLC	41.34%	1.5M	17.49M	689.69K	+85.14%
Mar 31, 2025	UBS GROUP AG	0.01%	197	2.3K	165	+515.63%
Mar 31, 2025	WOLVERINE ASSET MANAGEMENT LLC	0.01%	281	3.28K	0	0
Mar 31, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.28%	10.19K	118.79K	0	0
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.39%	14.23K	165.88K	700	+5.18%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0%	16	187	0	0
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.7%	25.26K	294.61K	2.87K	+12.82%
Mar 31, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	1.44%	52.13K	607.84K	0	0
Mar 31, 2025	VIVO CAPITAL, LLC	7.17%	260K	3.03M	260K	+100.00%
Mar 31, 2025	EUCLIDEAN CAPITAL LLC	2.42%	87.7K	1.02M	0	0
Mar 31, 2025	MORGAN STANLEY	0.96%	34.76K	405.35K	0	0
Mar 31, 2025	DRIEHAUS CAPITAL MANAGEMENT LLC	5.65%	204.93K	2.39M	204.93K	+100.00%
Mar 31, 2025	ARROWMARK COLORADO HOLDINGS LLC	1.52%	55.12K	642.73K	0	0
Mar 31, 2025	VANGUARD GROUP INC	1.88%	68.03K	793.18K	2.89K	+4.44%
Mar 31, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	2.44%	88.65K	1.03M	24K	+37.12%
Mar 31, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	3.67%	133.21K	1.55M	0	0
Mar 31, 2025	ACUTA CAPITAL PARTNERS, LLC	4.69%	170K	1.98M	170K	+100.00%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0.01%	402	4.69K	119	+42.05%
Mar 31, 2025	BLACKROCK, INC.	0.23%	8.32K	97.01K	73	+0.89%
Mar 31, 2024	COLUMN GROUP LLC	29.89%	616.54K	9.69M	-11.11K	-1.77%
Dec 31, 2023	COLUMN GROUP LLC	2.06%	627.65K	5.9M	-8.79M	-93.33%
Dec 31, 2023	XTX TOPCO LTD	0%	0	-	-14.49K	-100.00%
Dec 31, 2023	EUCLIDEAN CAPITAL LLC	0%	0	-	-1.32M	-100.00%
Dec 31, 2023	BML CAPITAL MANAGEMENT, LLC	0%	0	-	-89.27K	-100.00%
Dec 31, 2023	UBS GROUP AG	0%	0	-	-4.76K	-100.00%
Dec 31, 2023	VIRTU FINANCIAL LLC	0%	0	-	-12.15K	-100.00%
Dec 31, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-8.74K	-100.00%
Dec 31, 2023	ALYESKA INVESTMENT GROUP, L.P.	0%	0	-	-305.65K	-100.00%
Dec 31, 2023	PRELUDE CAPITAL MANAGEMENT, LLC	0%	0	-	-61.7K	-100.00%
Dec 31, 2023	BLACKROCK INC.	0%	0	-	-1.07M	-100.00%
Dec 31, 2023	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0%	0	-	-781.96K	-100.00%
Dec 31, 2023	WOLVERINE ASSET MANAGEMENT LLC	0%	0	-	-7.73K	-100.00%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	0%	0	-	-172.15K	-100.00%
Dec 31, 2023	BRIDGER MANAGEMENT, LLC	0%	0	-	-61.7K	-100.00%
Dec 31, 2023	PRUDENTIAL FINANCIAL INC	0%	0	-	-10K	-100.00%
Dec 31, 2023	HARVARD MANAGEMENT CO INC	0%	0	-	-826.85K	-100.00%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	0%	0	-	-124.6K	-100.00%
Dec 31, 2023	MORGAN STANLEY	0%	0	-	-528.18K	-100.00%
Dec 31, 2023	VANGUARD GROUP INC	0%	0	-	-487.7K	-100.00%
Dec 31, 2023	STATE STREET CORP	0%	0	-	-70.93K	-100.00%
Dec 31, 2023	NORTHERN TRUST CORP	0%	0	-	-35.83K	-100.00%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0%	0	-	-134	-100.00%
Dec 31, 2023	JPMORGAN CHASE & CO	0%	0	-	-25	-100.00%
Dec 31, 2023	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0%	0	-	-718.95K	-100.00%
Sep 30, 2023	HRT FINANCIAL LP	0%	0	-	-16.27K	-100.00%
Sep 30, 2023	JASPER RIDGE PARTNERS, L.P.	0%	0	-	-46.84K	-100.00%
Sep 30, 2023	JPMORGAN CHASE & CO	0%	25	12	25	+100.00%
Sep 30, 2023	WELLS FARGO & COMPANY/MN	0%	134	66	2	+1.52%
Sep 30, 2023	UBS GROUP AG	0.02%	4.76K	2.33K	4.76K	+100.00%
Sep 30, 2023	WOLVERINE ASSET MANAGEMENT LLC	0.03%	7.73K	3.79K	0	0
Sep 30, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0.03%	8.74K	4.28K	313	+3.72%
Sep 30, 2023	PRUDENTIAL FINANCIAL INC	0.03%	10K	4.9K	-10.6K	-51.46%
Sep 30, 2023	VIRTU FINANCIAL LLC	0.04%	12.15K	6K	12.15K	+100.00%
Sep 30, 2023	XTX TOPCO LTD	0.05%	14.49K	7.1K	14.49K	+100.00%
Sep 30, 2023	NORTHERN TRUST CORP	0.12%	35.83K	17.56K	0	0
Sep 30, 2023	PRELUDE CAPITAL MANAGEMENT, LLC	0.21%	61.7K	30.23K	0	0
Sep 30, 2023	BRIDGER MANAGEMENT, LLC	0.21%	61.7K	30.23K	0	0
Sep 30, 2023	STATE STREET CORP	0.24%	70.93K	34.76K	0	0
Sep 30, 2023	BML CAPITAL MANAGEMENT, LLC	0.3%	89.27K	43.74K	-1.37M	-93.88%
Sep 30, 2023	RENAISSANCE TECHNOLOGIES LLC	0.41%	124.6K	61K	10.9K	+9.59%
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.57%	172.15K	84.39K	198	+0.12%
Sep 30, 2023	ALYESKA INVESTMENT GROUP, L.P.	1.02%	305.65K	149.77K	305.65K	+100.00%
Sep 30, 2023	VANGUARD GROUP INC	1.62%	487.7K	238.97K	0	0
Sep 30, 2023	MORGAN STANLEY	1.76%	528.18K	258.81K	0	0
Sep 30, 2023	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	2.39%	718.95K	352.29K	0	0
Sep 30, 2023	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	2.6%	781.96K	383.16K	0	0
Sep 30, 2023	HARVARD MANAGEMENT CO INC	2.75%	826.85K	405K	0	0
Sep 30, 2023	BLACKROCK INC.	3.55%	1.07M	523.6K	1.03M	+2,851.94%
Sep 30, 2023	EUCLIDEAN CAPITAL LLC	4.37%	1.32M	644.58K	512.5K	+63.83%
Sep 30, 2023	COLUMN GROUP LLC	31.31%	9.41M	4.61M	0	0

Insiders

Among the SRZN insiders holding of 4.14% of the stake in company, KUTZKEY TIM, , holds the largest shares of 900.29K. COLUMN GROUP III GP, LP, 10 percent owner, is the second largest SRZN insider with ownership of 900.29K shares. TCG CROSSOVER GP II, LLC, 10 percent owner, stands third with possession of 675.61K shares of that stake.

Insiders	Designation	Shares Held
KUTZKEY TIM		900.29K
COLUMN GROUP III GP, LP	10 percent owner	900.29K
TCG CROSSOVER GP II, LLC	10 percent owner	675.61K
SOFFER BENNY	director	144.67K
CONSONANCE LIFE SCIENCES	director	144.67K
LIVINGSTON KEVIN HAROLD	Chief Financial Officer	144.67K
CONSONANCE CAPMAN GP, LLC	director	42.97K
LI YANG	Exec. Vice President, Research	16.09K
WILLIAMS CHARLES O	Chief Operating Officer	12.98K
PARKER CRAIG C	Chief Executive Officer	1.47K
BLUTT MITCHELL J MD	director	0

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Mar 16, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	24.99	595	14.87K	675.61K
Mar 13, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	24.88	17.72K	440.72K	675.02K
Mar 12, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	24.99	6.19K	154.58K	657.3K
Feb 12, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	23.86	546	13.03K	651.11K
Feb 11, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	23.57	8.88K	209.37K	650.56K
Feb 03, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	21.94	2.18K	47.76K	641.68K
Feb 02, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	21.38	365	7.8K	639.51K
Jan 30, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	21.39	2.14K	45.67K	639.14K
Jan 20, 2026	KUTZKEY TIM	PURCHASE	19.60	8.48K	166.29K	900.29K
Jan 20, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.60	8.48K	166.29K	900.29K
Jan 16, 2026	KUTZKEY TIM	PURCHASE	20.00	1.2K	24.08K	891.81K
Jan 16, 2026	COLUMN GROUP III GP, LP	PURCHASE	20.00	1.2K	24.08K	891.81K
Jan 15, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.89	5.59K	111.18K	890.6K
Jan 15, 2026	KUTZKEY TIM	PURCHASE	19.89	5.59K	111.18K	890.6K
Jan 14, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.99	2.6K	51.89K	885.01K
Jan 14, 2026	KUTZKEY TIM	PURCHASE	19.99	2.6K	51.89K	885.01K
Jan 13, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.80	5.86K	116.07K	882.42K
Jan 13, 2026	KUTZKEY TIM	PURCHASE	19.80	5.86K	116.07K	882.42K
Jan 06, 2026	KUTZKEY TIM	PURCHASE	19.89	7.1K	141.14K	876.56K
Jan 06, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.89	7.1K	141.14K	876.56K
Jan 05, 2026	LI YANG	SALE	19.87	1.12K	22.21K	16.09K
Jan 05, 2026	WILLIAMS CHARLES O	SALE	19.87	1.57K	31.11K	12.98K
Dec 05, 2025	KUTZKEY TIM	PURCHASE	19.54	14.5K	283.4K	869.46K
Dec 05, 2025	COLUMN GROUP III GP, LP	PURCHASE	19.54	14.5K	283.4K	869.46K
Dec 04, 2025	COLUMN GROUP III GP, LP	PURCHASE	17.35	2.48K	42.93K	854.96K
Dec 04, 2025	KUTZKEY TIM	PURCHASE	17.35	2.48K	42.93K	854.96K
Nov 13, 2025	COLUMN GROUP III GP, LP	PURCHASE	12.65	148.15K	1.87M	852.48K
Nov 13, 2025	KUTZKEY TIM	PURCHASE	12.65	148.15K	1.87M	852.48K
Mar 26, 2025	COLUMN GROUP III GP, LP	PURCHASE	11.54	90.9K	1.05M	90.9K
Jan 03, 2025	LI YANG	SALE	17.37	843	14.64K	13.35K
Jan 03, 2025	WILLIAMS CHARLES O	SALE	17.37	1.18K	20.51K	8.98K
Apr 04, 2024	KUTZKEY TIM	PURCHASE	15.50	90.9K	1.41M	90.9K
Apr 04, 2024	COLUMN GROUP III GP, LP	PURCHASE	15.50	90.9K	1.41M	90.9K
Apr 04, 2024	PARKER CRAIG C	PURCHASE	16.96	1.47K	25K	1.47K
Apr 04, 2024	WILLIAMS CHARLES O	PURCHASE	16.96	1.47K	25K	1.47K
Dec 14, 2022	BLUTT MITCHELL J MD	SALE	0.00	144.67K	-	0
Aug 11, 2021	CONSONANCE CAPMAN GP, LLC	PURCHASE	0.00	42.97K	-	42.97K
Dec 01, 2020	BLUTT MITCHELL J MD	PURCHASE	0.00	8K	-	144.67K
Dec 01, 2020	CONSONANCE LIFE SCIENCES	PURCHASE	0.00	8K	-	144.67K
Dec 01, 2020	SOFFER BENNY	PURCHASE	0.00	8K	-	144.67K
Dec 01, 2020	LIVINGSTON KEVIN HAROLD	PURCHASE	0.00	8K	-	144.67K
Nov 23, 2020	BLUTT MITCHELL J MD	PURCHASE	0.00	136.67K	-	136.67K
Nov 23, 2020	LIVINGSTON KEVIN HAROLD	PURCHASE	0.00	136.67K	-	136.67K
Nov 23, 2020	CONSONANCE CAPMAN GP, LLC	PURCHASE	0.00	128.9K	-	128.9K
Nov 23, 2020	SOFFER BENNY	PURCHASE	0.00	136.67K	-	136.67K
Nov 23, 2020	CONSONANCE LIFE SCIENCES	PURCHASE	0.00	136.67K	-	136.67K
Nov 18, 2020	SOFFER BENNY	SALE	0.01	30K	327	2.21M
Nov 18, 2020	LIVINGSTON KEVIN HAROLD	SALE	0.01	30K	327	2.21M
Nov 18, 2020	CONSONANCE LIFE SCIENCES	SALE	0.01	30K	327	2.21M
Nov 18, 2020	BLUTT MITCHELL J MD	SALE	0.01	30K	327	2.21M

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE430.52K26

SALES2.68K2

NET SHARES427.84K24

SHARES HELD21.07M28

% NET SHARES-97.97%-14.29%

Frequently Asked Questions

Stock Outstanding Shares

ShortableYes

OptionableNo

Short Percent Of Outstanding Shares1.03

Short Percent Of Float1.17

Shares Outstanding8.57M

Shares Float4.80M

Shares Short88.40K

Short Ratio5.85

1.17%

Short % of Float

1.03%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

4.14% Percentage of Shares held by All Insiders

84.33% Percentage of Shares held by All Institutions

87.98% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Dec 31, 2025	SAMSARA BIOCAPITAL, LLC	0%	0	-	-241.4K	-100.00%
Dec 31, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	2.68%	229.53K	5.19M	0	0
Dec 31, 2025	VANGUARD GROUP INC	3.72%	319.24K	7.21M	52.82K	+19.83%
Dec 31, 2025	RA CAPITAL MANAGEMENT, L.P.	0%	0	-	-602.63K	-100.00%
Dec 31, 2025	ROYAL BANK OF CANADA	0%	65	1K	65	+100.00%
Dec 31, 2025	MILLENNIUM MANAGEMENT LLC	8.42%	721.27K	16.3M	611.5K	+557.08%
Dec 31, 2025	ACADIAN ASSET MANAGEMENT LLC	0.02%	1.51K	34K	1.51K	+100.00%
Dec 31, 2025	CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.	0.02%	1.5K	33.9K	500	+50.00%
Dec 31, 2025	BNP PARIBAS ARBITRAGE, SNC	0.03%	2.52K	56.95K	2.52K	+100.00%
Dec 31, 2025	PERSISTENT ASSET PARTNERS LTD	0.05%	4.36K	98.51K	4.36K	+100.00%
Dec 31, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.12%	10.19K	230.25K	0	0
Dec 31, 2025	NORTHERN TRUST CORP	0.16%	13.53K	305.78K	13.53K	+100.00%
Dec 31, 2025	QUADRATURE CAPITAL LTD	0.17%	14.8K	334.53K	14.8K	+100.00%
Dec 31, 2025	BOOTHBAY FUND MANAGEMENT, LLC	0.21%	18.31K	413.74K	18.31K	+100.00%
Dec 31, 2025	BREVAN HOWARD CAPITAL MANAGEMENT LP	0.22%	18.92K	427.62K	18.92K	+100.00%
Dec 31, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.25%	21.72K	491K	0	0
Dec 31, 2025	JANE STREET GROUP, LLC	0.32%	27.62K	624.26K	27.62K	+100.00%
Dec 31, 2025	MORGAN STANLEY	0.43%	36.96K	835.32K	2.2K	+6.32%
Dec 31, 2025	WALLEYE CAPITAL LLC	0.48%	41.04K	927.53K	41.04K	+100.00%
Dec 31, 2025	683 CAPITAL MANAGEMENT, LLC	0.49%	42K	949.18K	42K	+100.00%
Dec 31, 2025	GOLDMAN SACHS GROUP INC	0.3%	25.82K	583.6K	25.82K	+100.00%
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.26%	22.63K	511.35K	7.9K	+53.65%
Dec 31, 2025	IEQ CAPITAL, LLC	0.16%	13.47K	304.45K	13.47K	+100.00%
Dec 31, 2025	MARSHALL WACE, LLP	0.13%	10.94K	247.22K	10.94K	+100.00%
Dec 31, 2025	ARROWMARK COLORADO HOLDINGS LLC	0.64%	55.12K	1.25M	0	0
Dec 31, 2025	AMERIPRISE FINANCIAL INC	0.77%	65.69K	1.48M	65.69K	+100.00%
Dec 31, 2025	IKARIAN CAPITAL, LLC	0.77%	65.79K	1.49M	65.79K	+100.00%
Dec 31, 2025	SCHONFELD STRATEGIC ADVISORS LLC	0.87%	74.65K	1.69M	5.62K	+8.14%
Dec 31, 2025	EUCLIDEAN CAPITAL LLC	1.02%	87.7K	1.98M	0	0
Dec 31, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.03%	88.65K	2M	0	0
Dec 31, 2025	EVERSEPT PARTNERS, LP	1.11%	95.29K	2.15M	18.29K	+23.75%
Dec 31, 2025	FRED ALGER MANAGEMENT, LLC	1.16%	99.56K	2.25M	99.56K	+100.00%
Dec 31, 2025	EMPERY ASSET MANAGEMENT, LP	1.21%	103.97K	2.35B	103.97K	+100.00%
Dec 31, 2025	BRAIDWELL LP	5.48%	470K	10.62M	330K	+235.71%
Dec 31, 2025	STEMPOINT CAPITAL LP	7.23%	619.77K	12.67M	-93.7K	-13.13%
Dec 31, 2025	VR ADVISER, LLC	7.38%	632.93K	14.3M	0	0
Dec 31, 2025	OMERS ADMINISTRATION CORP	0.16%	13.7K	309.62K	13.7K	+100.00%
Dec 31, 2025	CITADEL ADVISORS LLC	0.17%	14.74K	333.12K	865	+6.23%
Dec 31, 2025	STATE STREET CORP	0.28%	24.33K	549.77K	11K	+82.55%
Dec 31, 2025	VIVO CAPITAL, LLC	3.03%	260K	5.88M	0	0
Dec 31, 2025	LMR PARTNERS LLP	0.27%	23.56K	532.39K	23.56K	+100.00%
Dec 31, 2025	BLACKROCK, INC.	0.3%	26.12K	590.27K	12.38K	+90.05%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0.35%	29.61K	669.14K	29.6K	+493,366.67%
Dec 31, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	1.33%	113.63K	2.57M	-136.52K	-54.57%
Dec 31, 2025	ACUTA CAPITAL PARTNERS, LLC	2.08%	178.42K	4.03M	0	0
Dec 31, 2025	BALYASNY ASSET MANAGEMENT L.P.	2.22%	190.49K	4.31M	119.76K	+169.31%
Dec 31, 2025	WOODLINE PARTNERS LP	2.69%	230.57K	5.21M	182.38K	+378.43%
Dec 31, 2025	5AM VENTURE MANAGEMENT, LLC	4.52%	387.5K	8.76M	77.5K	+25.00%
Dec 31, 2025		4.49%	385.18K	1.89B	385.18K	+100.00%
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	0	-	-2	-100.00%
Dec 31, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0%	0	-	-47.93K	-100.00%
Dec 31, 2025	WOLVERINE ASSET MANAGEMENT LLC	0%	0	-	-281	-100.00%
Dec 31, 2025	BARCLAYS PLC	0%	0	-	-13	-100.00%
Dec 31, 2025	BOXER CAPITAL MANAGEMENT, LLC	4.86%	416.15K	9.4M	416.15K	+100.00%
Dec 31, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	1.55%	133.21K	3.01M	0	0
Dec 31, 2025	SILVERARC CAPITAL MANAGEMENT, LLC	1.84%	157.32K	3.56M	157.32K	+100.00%
Dec 31, 2025	UBS GROUP AG	0%	59	1.33K	59	+100.00%
Dec 31, 2025	CITIGROUP INC	0.01%	1.06K	24K	1.06K	+100.00%
Dec 31, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0%	0	-	-52.13K	-100.00%
Dec 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.78%	67K	1.51M	12.47K	+22.87%
Sep 30, 2025	BRAIDWELL LP	1.64%	140K	1.8M	0	0
Sep 30, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	1.56%	133.21K	1.72M	0	0
Sep 30, 2025	MILLENNIUM MANAGEMENT LLC	1.29%	109.77K	1.41M	109.77K	+100.00%
Sep 30, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.04%	88.65K	1.14M	0	0
Sep 30, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0.61%	52.13K	671.7K	0	0
Sep 30, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0.56%	47.93K	617.58K	0	0
Sep 30, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.25%	21.72K	280K	0	0
Sep 30, 2025	BLACKROCK, INC.	0.16%	13.74K	177.08K	-1.74K	-11.24%
Sep 30, 2025	CITADEL ADVISORS LLC	0.16%	13.88K	178.78K	3.42K	+32.76%
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.17%	14.73K	189.75K	100	+0.68%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.64%	54.53K	702.93K	23.56K	+76.10%
Sep 30, 2025	ARROWMARK COLORADO HOLDINGS LLC	0.65%	55.12K	710.26K	0	0
Sep 30, 2025	SCHONFELD STRATEGIC ADVISORS LLC	0.81%	69.02K	889.37K	69.02K	+100.00%
Sep 30, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.83%	70.73K	911.38K	70.73K	+100.00%
Sep 30, 2025	EVERSEPT PARTNERS, LP	0.9%	77K	992.11K	77K	+100.00%
Sep 30, 2025	EUCLIDEAN CAPITAL LLC	1.03%	87.7K	1.13M	0	0
Sep 30, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	2.69%	229.53K	2.96M	0	0
Sep 30, 2025	SAMSARA BIOCAPITAL, LLC	2.83%	241.4K	3.11M	0	0
Sep 30, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	2.93%	250.15K	3.22M	-55.88K	-18.26%
Sep 30, 2025	VIVO CAPITAL, LLC	3.04%	260K	3.35M	0	0
Sep 30, 2025	VANGUARD GROUP INC	3.12%	266.42K	3.43M	47.47K	+21.68%
Sep 30, 2025	5AM VENTURE MANAGEMENT, LLC	3.63%	310K	3.99M	0	0
Sep 30, 2025	RA CAPITAL MANAGEMENT, L.P.	7.06%	602.63K	7.76M	0	0
Sep 30, 2025	VR ADVISER, LLC	7.41%	632.93K	8.16M	0	0
Sep 30, 2025	UBS GROUP AG	0%	0	-	-259	-100.00%
Sep 30, 2025	ARMISTICE CAPITAL, LLC	0%	0	-	-60K	-100.00%
Sep 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-216	-100.00%
Sep 30, 2025	DRIEHAUS CAPITAL MANAGEMENT LLC	0%	0	-	-67.57K	-100.00%
Sep 30, 2025	SBI SECURITIES CO., LTD.	0%	2	26	2	+100.00%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0%	6	77	-46	-88.46%
Sep 30, 2025	BARCLAYS PLC	0%	13	168	13	+100.00%
Sep 30, 2025	WOLVERINE ASSET MANAGEMENT LLC	0%	281	3.62K	0	0
Sep 30, 2025	CHINA UNIVERSAL ASSET MANAGEMENT CO., LTD.	0.01%	1K	12.89K	1K	+100.00%
Sep 30, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.12%	10.19K	131.27K	0	0
Sep 30, 2025	ACUTA CAPITAL PARTNERS, LLC	2.09%	178.42K	2.3M	8.42K	+4.95%
Sep 30, 2025	WOODLINE PARTNERS LP	0.56%	48.19K	620.97K	48.19K	+100.00%
Sep 30, 2025	STEMPOINT CAPITAL LP	8.35%	713.46K	9.19M	26.92K	+3.92%
Sep 30, 2025	MORGAN STANLEY	0.41%	34.76K	447.93K	0	0
Sep 30, 2025	STATE STREET CORP	0.16%	13.33K	171.71K	13.33K	+100.00%
Jun 30, 2025	ACUTA CAPITAL PARTNERS, LLC	1.99%	170K	1.52M	0	0
Jun 30, 2025	HEIGHTS CAPITAL MANAGEMENT, INC	0%	0	-	-44.98K	-100.00%
Jun 30, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.25%	21.72K	195K	0	0
Jun 30, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0.56%	47.93K	428.49K	0	0
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.36%	30.96K	276.85K	5.7K	+22.57%
Jun 30, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.12%	10.19K	91.08K	0	0
Jun 30, 2025	WOLVERINE ASSET MANAGEMENT LLC	0%	281	2.51K	0	0
Jun 30, 2025	UBS GROUP AG	0%	259	2.32K	62	+31.47%
Jun 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	216	1.93K	-186	-46.27%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0%	52	465	36	+225.00%
Jun 30, 2025	JPMORGAN CHASE & CO	0%	0	-	-5	-100.00%
Jun 30, 2025	BLACKROCK, INC.	0.18%	15.48K	138.42K	7.16K	+86.09%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.17%	14.63K	130.76K	400	+2.81%
Jun 30, 2025	CITADEL ADVISORS LLC	0.12%	10.45K	93.43K	10.45K	+100.00%
Jun 30, 2025	STEMPOINT CAPITAL LP	8.04%	686.54K	6.14M	445.71K	+185.08%
Jun 30, 2025	VR ADVISER, LLC	7.41%	632.93K	5.66M	0	0
Jun 30, 2025	RA CAPITAL MANAGEMENT, L.P.	7.06%	602.63K	5.39M	-76.5K	-11.27%
Jun 30, 2025	5AM VENTURE MANAGEMENT, LLC	3.63%	310K	2.77M	0	0
Jun 30, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	3.58%	306.03K	2.74M	20.25K	+7.08%
Jun 30, 2025	VIVO CAPITAL, LLC	3.04%	260K	2.32M	0	0
Jun 30, 2025	BRAIDWELL LP	1.64%	140K	1.25M	140K	+100.00%
Jun 30, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	1.56%	133.21K	1.19M	0	0
Jun 30, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.04%	88.65K	792.56K	0	0
Jun 30, 2025	EUCLIDEAN CAPITAL LLC	1.03%	87.7K	784K	0	0
Jun 30, 2025	DRIEHAUS CAPITAL MANAGEMENT LLC	0.79%	67.57K	604.04K	-137.37K	-67.03%
Jun 30, 2025	ARMISTICE CAPITAL, LLC	0.7%	60K	536.4K	60K	+100.00%
Jun 30, 2025	ARROWMARK COLORADO HOLDINGS LLC	0.65%	55.12K	492.8K	0	0
Jun 30, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0.61%	52.13K	466.04K	0	0
Jun 30, 2025	MORGAN STANLEY	0.41%	34.76K	310.79K	0	0
Jun 30, 2025	SAMSARA BIOCAPITAL, LLC	2.83%	241.4K	2.16M	0	0
Jun 30, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	2.69%	229.53K	2.05M	0	0
Jun 30, 2025	VANGUARD GROUP INC	2.56%	218.95K	1.96M	150.92K	+221.86%
Mar 31, 2025	NANTAHALA CAPITAL MANAGEMENT, LLC	6.33%	229.53K	2.68M	33.5K	+17.09%
Mar 31, 2025	SAMSARA BIOCAPITAL, LLC	6.65%	241.4K	2.81M	241.4K	+100.00%
Mar 31, 2025	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	1.32%	47.93K	558.86K	0	0
Mar 31, 2025	5AM VENTURE MANAGEMENT, LLC	8.54%	310K	3.61M	310K	+100.00%
Mar 31, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.6%	21.72K	254K	0	0
Mar 31, 2025	HEIGHTS CAPITAL MANAGEMENT, INC	1.24%	44.98K	524.44K	44.98K	+100.00%
Mar 31, 2025	ARMISTICE CAPITAL, LLC	0%	0	-	-75.69K	-100.00%
Mar 31, 2025	JPMORGAN CHASE & CO	0%	5	58	-1	-16.67%
Mar 31, 2025	STEMPOINT CAPITAL LP	6.64%	240.83K	2.81M	-109.75K	-31.31%
Mar 31, 2025	STONEPINE CAPITAL MANAGEMENT, LLC	7.88%	285.78K	3.33M	148.58K	+108.30%
Mar 31, 2025	VR ADVISER, LLC	17.45%	632.93K	7.38M	632.93K	+100.00%
Mar 31, 2025	RA CAPITAL MANAGEMENT, L.P.	18.72%	679.13K	7.92M	396.55K	+140.33%
Mar 31, 2025	COLUMN GROUP LLC	41.34%	1.5M	17.49M	689.69K	+85.14%
Mar 31, 2025	UBS GROUP AG	0.01%	197	2.3K	165	+515.63%
Mar 31, 2025	WOLVERINE ASSET MANAGEMENT LLC	0.01%	281	3.28K	0	0
Mar 31, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.28%	10.19K	118.79K	0	0
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.39%	14.23K	165.88K	700	+5.18%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0%	16	187	0	0
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.7%	25.26K	294.61K	2.87K	+12.82%
Mar 31, 2025	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	1.44%	52.13K	607.84K	0	0
Mar 31, 2025	VIVO CAPITAL, LLC	7.17%	260K	3.03M	260K	+100.00%
Mar 31, 2025	EUCLIDEAN CAPITAL LLC	2.42%	87.7K	1.02M	0	0
Mar 31, 2025	MORGAN STANLEY	0.96%	34.76K	405.35K	0	0
Mar 31, 2025	DRIEHAUS CAPITAL MANAGEMENT LLC	5.65%	204.93K	2.39M	204.93K	+100.00%
Mar 31, 2025	ARROWMARK COLORADO HOLDINGS LLC	1.52%	55.12K	642.73K	0	0
Mar 31, 2025	VANGUARD GROUP INC	1.88%	68.03K	793.18K	2.89K	+4.44%
Mar 31, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	2.44%	88.65K	1.03M	24K	+37.12%
Mar 31, 2025	REGENTS OF THE UNIVERSITY OF CALIFORNIA	3.67%	133.21K	1.55M	0	0
Mar 31, 2025	ACUTA CAPITAL PARTNERS, LLC	4.69%	170K	1.98M	170K	+100.00%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0.01%	402	4.69K	119	+42.05%
Mar 31, 2025	BLACKROCK, INC.	0.23%	8.32K	97.01K	73	+0.89%
Mar 31, 2024	COLUMN GROUP LLC	29.89%	616.54K	9.69M	-11.11K	-1.77%
Dec 31, 2023	COLUMN GROUP LLC	2.06%	627.65K	5.9M	-8.79M	-93.33%
Dec 31, 2023	XTX TOPCO LTD	0%	0	-	-14.49K	-100.00%
Dec 31, 2023	EUCLIDEAN CAPITAL LLC	0%	0	-	-1.32M	-100.00%
Dec 31, 2023	BML CAPITAL MANAGEMENT, LLC	0%	0	-	-89.27K	-100.00%
Dec 31, 2023	UBS GROUP AG	0%	0	-	-4.76K	-100.00%
Dec 31, 2023	VIRTU FINANCIAL LLC	0%	0	-	-12.15K	-100.00%
Dec 31, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-8.74K	-100.00%
Dec 31, 2023	ALYESKA INVESTMENT GROUP, L.P.	0%	0	-	-305.65K	-100.00%
Dec 31, 2023	PRELUDE CAPITAL MANAGEMENT, LLC	0%	0	-	-61.7K	-100.00%
Dec 31, 2023	BLACKROCK INC.	0%	0	-	-1.07M	-100.00%
Dec 31, 2023	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	0%	0	-	-781.96K	-100.00%
Dec 31, 2023	WOLVERINE ASSET MANAGEMENT LLC	0%	0	-	-7.73K	-100.00%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	0%	0	-	-172.15K	-100.00%
Dec 31, 2023	BRIDGER MANAGEMENT, LLC	0%	0	-	-61.7K	-100.00%
Dec 31, 2023	PRUDENTIAL FINANCIAL INC	0%	0	-	-10K	-100.00%
Dec 31, 2023	HARVARD MANAGEMENT CO INC	0%	0	-	-826.85K	-100.00%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	0%	0	-	-124.6K	-100.00%
Dec 31, 2023	MORGAN STANLEY	0%	0	-	-528.18K	-100.00%
Dec 31, 2023	VANGUARD GROUP INC	0%	0	-	-487.7K	-100.00%
Dec 31, 2023	STATE STREET CORP	0%	0	-	-70.93K	-100.00%
Dec 31, 2023	NORTHERN TRUST CORP	0%	0	-	-35.83K	-100.00%
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0%	0	-	-134	-100.00%
Dec 31, 2023	JPMORGAN CHASE & CO	0%	0	-	-25	-100.00%
Dec 31, 2023	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	0%	0	-	-718.95K	-100.00%
Sep 30, 2023	HRT FINANCIAL LP	0%	0	-	-16.27K	-100.00%
Sep 30, 2023	JASPER RIDGE PARTNERS, L.P.	0%	0	-	-46.84K	-100.00%
Sep 30, 2023	JPMORGAN CHASE & CO	0%	25	12	25	+100.00%
Sep 30, 2023	WELLS FARGO & COMPANY/MN	0%	134	66	2	+1.52%
Sep 30, 2023	UBS GROUP AG	0.02%	4.76K	2.33K	4.76K	+100.00%
Sep 30, 2023	WOLVERINE ASSET MANAGEMENT LLC	0.03%	7.73K	3.79K	0	0
Sep 30, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0.03%	8.74K	4.28K	313	+3.72%
Sep 30, 2023	PRUDENTIAL FINANCIAL INC	0.03%	10K	4.9K	-10.6K	-51.46%
Sep 30, 2023	VIRTU FINANCIAL LLC	0.04%	12.15K	6K	12.15K	+100.00%
Sep 30, 2023	XTX TOPCO LTD	0.05%	14.49K	7.1K	14.49K	+100.00%
Sep 30, 2023	NORTHERN TRUST CORP	0.12%	35.83K	17.56K	0	0
Sep 30, 2023	PRELUDE CAPITAL MANAGEMENT, LLC	0.21%	61.7K	30.23K	0	0
Sep 30, 2023	BRIDGER MANAGEMENT, LLC	0.21%	61.7K	30.23K	0	0
Sep 30, 2023	STATE STREET CORP	0.24%	70.93K	34.76K	0	0
Sep 30, 2023	BML CAPITAL MANAGEMENT, LLC	0.3%	89.27K	43.74K	-1.37M	-93.88%
Sep 30, 2023	RENAISSANCE TECHNOLOGIES LLC	0.41%	124.6K	61K	10.9K	+9.59%
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.57%	172.15K	84.39K	198	+0.12%
Sep 30, 2023	ALYESKA INVESTMENT GROUP, L.P.	1.02%	305.65K	149.77K	305.65K	+100.00%
Sep 30, 2023	VANGUARD GROUP INC	1.62%	487.7K	238.97K	0	0
Sep 30, 2023	MORGAN STANLEY	1.76%	528.18K	258.81K	0	0
Sep 30, 2023	TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK	2.39%	718.95K	352.29K	0	0
Sep 30, 2023	BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY	2.6%	781.96K	383.16K	0	0
Sep 30, 2023	HARVARD MANAGEMENT CO INC	2.75%	826.85K	405K	0	0
Sep 30, 2023	BLACKROCK INC.	3.55%	1.07M	523.6K	1.03M	+2,851.94%
Sep 30, 2023	EUCLIDEAN CAPITAL LLC	4.37%	1.32M	644.58K	512.5K	+63.83%
Sep 30, 2023	COLUMN GROUP LLC	31.31%	9.41M	4.61M	0	0

Insiders

Insiders	Designation	Shares Held
KUTZKEY TIM		900.29K
COLUMN GROUP III GP, LP	10 percent owner	900.29K
TCG CROSSOVER GP II, LLC	10 percent owner	675.61K
SOFFER BENNY	director	144.67K
CONSONANCE LIFE SCIENCES	director	144.67K
LIVINGSTON KEVIN HAROLD	Chief Financial Officer	144.67K
CONSONANCE CAPMAN GP, LLC	director	42.97K
LI YANG	Exec. Vice President, Research	16.09K
WILLIAMS CHARLES O	Chief Operating Officer	12.98K
PARKER CRAIG C	Chief Executive Officer	1.47K
BLUTT MITCHELL J MD	director	0

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Mar 16, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	24.99	595	14.87K	675.61K
Mar 13, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	24.88	17.72K	440.72K	675.02K
Mar 12, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	24.99	6.19K	154.58K	657.3K
Feb 12, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	23.86	546	13.03K	651.11K
Feb 11, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	23.57	8.88K	209.37K	650.56K
Feb 03, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	21.94	2.18K	47.76K	641.68K
Feb 02, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	21.38	365	7.8K	639.51K
Jan 30, 2026	TCG CROSSOVER GP II, LLC	PURCHASE	21.39	2.14K	45.67K	639.14K
Jan 20, 2026	KUTZKEY TIM	PURCHASE	19.60	8.48K	166.29K	900.29K
Jan 20, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.60	8.48K	166.29K	900.29K
Jan 16, 2026	KUTZKEY TIM	PURCHASE	20.00	1.2K	24.08K	891.81K
Jan 16, 2026	COLUMN GROUP III GP, LP	PURCHASE	20.00	1.2K	24.08K	891.81K
Jan 15, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.89	5.59K	111.18K	890.6K
Jan 15, 2026	KUTZKEY TIM	PURCHASE	19.89	5.59K	111.18K	890.6K
Jan 14, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.99	2.6K	51.89K	885.01K
Jan 14, 2026	KUTZKEY TIM	PURCHASE	19.99	2.6K	51.89K	885.01K
Jan 13, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.80	5.86K	116.07K	882.42K
Jan 13, 2026	KUTZKEY TIM	PURCHASE	19.80	5.86K	116.07K	882.42K
Jan 06, 2026	KUTZKEY TIM	PURCHASE	19.89	7.1K	141.14K	876.56K
Jan 06, 2026	COLUMN GROUP III GP, LP	PURCHASE	19.89	7.1K	141.14K	876.56K
Jan 05, 2026	LI YANG	SALE	19.87	1.12K	22.21K	16.09K
Jan 05, 2026	WILLIAMS CHARLES O	SALE	19.87	1.57K	31.11K	12.98K
Dec 05, 2025	KUTZKEY TIM	PURCHASE	19.54	14.5K	283.4K	869.46K
Dec 05, 2025	COLUMN GROUP III GP, LP	PURCHASE	19.54	14.5K	283.4K	869.46K
Dec 04, 2025	COLUMN GROUP III GP, LP	PURCHASE	17.35	2.48K	42.93K	854.96K
Dec 04, 2025	KUTZKEY TIM	PURCHASE	17.35	2.48K	42.93K	854.96K
Nov 13, 2025	COLUMN GROUP III GP, LP	PURCHASE	12.65	148.15K	1.87M	852.48K
Nov 13, 2025	KUTZKEY TIM	PURCHASE	12.65	148.15K	1.87M	852.48K
Mar 26, 2025	COLUMN GROUP III GP, LP	PURCHASE	11.54	90.9K	1.05M	90.9K
Jan 03, 2025	LI YANG	SALE	17.37	843	14.64K	13.35K
Jan 03, 2025	WILLIAMS CHARLES O	SALE	17.37	1.18K	20.51K	8.98K
Apr 04, 2024	KUTZKEY TIM	PURCHASE	15.50	90.9K	1.41M	90.9K
Apr 04, 2024	COLUMN GROUP III GP, LP	PURCHASE	15.50	90.9K	1.41M	90.9K
Apr 04, 2024	PARKER CRAIG C	PURCHASE	16.96	1.47K	25K	1.47K
Apr 04, 2024	WILLIAMS CHARLES O	PURCHASE	16.96	1.47K	25K	1.47K
Dec 14, 2022	BLUTT MITCHELL J MD	SALE	0.00	144.67K	-	0
Aug 11, 2021	CONSONANCE CAPMAN GP, LLC	PURCHASE	0.00	42.97K	-	42.97K
Dec 01, 2020	BLUTT MITCHELL J MD	PURCHASE	0.00	8K	-	144.67K
Dec 01, 2020	CONSONANCE LIFE SCIENCES	PURCHASE	0.00	8K	-	144.67K
Dec 01, 2020	SOFFER BENNY	PURCHASE	0.00	8K	-	144.67K
Dec 01, 2020	LIVINGSTON KEVIN HAROLD	PURCHASE	0.00	8K	-	144.67K
Nov 23, 2020	BLUTT MITCHELL J MD	PURCHASE	0.00	136.67K	-	136.67K
Nov 23, 2020	LIVINGSTON KEVIN HAROLD	PURCHASE	0.00	136.67K	-	136.67K
Nov 23, 2020	CONSONANCE CAPMAN GP, LLC	PURCHASE	0.00	128.9K	-	128.9K
Nov 23, 2020	SOFFER BENNY	PURCHASE	0.00	136.67K	-	136.67K
Nov 23, 2020	CONSONANCE LIFE SCIENCES	PURCHASE	0.00	136.67K	-	136.67K
Nov 18, 2020	SOFFER BENNY	SALE	0.01	30K	327	2.21M
Nov 18, 2020	LIVINGSTON KEVIN HAROLD	SALE	0.01	30K	327	2.21M
Nov 18, 2020	CONSONANCE LIFE SCIENCES	SALE	0.01	30K	327	2.21M
Nov 18, 2020	BLUTT MITCHELL J MD	SALE	0.01	30K	327	2.21M

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE430.52K26

SALES2.68K2

NET SHARES427.84K24

SHARES HELD21.07M28

% NET SHARES-97.97%-14.29%

SRZN Stock Ownership Breakdown

Surrozen

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Insider Transaction Summary (6 Months)

Frequently Asked Questions