How many institutions own COYA 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 COYA shares is 39, representing 27.02% of the company's common stock.

Who are the major shareholders selling Coya Therapeutics, Inc. stock?

GEODE CAPITAL MANAGEMENT, LLC, in the last quarter, reduced its stake in COYA by -0.15% restricting it's holding to 156.85 thousand shares of worth nearly $894.28K. STATE OF WYOMING also lessened -6.11% of the COYA shares from its portfolio, reducing its holding to 3.26 thousand shares of worth $18.58K. VANGUARD GROUP INC also shunned COYA shares holding by -0.49% last quarter which brought its holding to 836.39 thousand shares worth $4.77M.

Investors who are buying COYA stock?

As per its latest 13F filing, RENAISSANCE TECHNOLOGIES LLC increased its stake in COYA by 148.57% in the last quarter. The institutional holder raised its holding to 34.8 thousand shares having worth more than $198.36K. MARSHALL WACE, LLP also added 100% more shares of COYA to its portfolio, raising its holding to 41.83 thousand shares of worth $238.40K. BLACKROCK, INC. also increased its COYA shares holding by 2.49% which brought its holding to 69.96 thousand shares worth $398.76K.

COYA's major insiders: who are they?

The insider with the most stakes in COYA is Lee Ann , director at the company. Additionally, COYA stock is highly held by Chief Executive Officer Swaminathan Arun and Chief Financial Officer SNYDER DAVID S among others.

Did an insider recently sell COYA stock?

Company executives, directors, and other insiders own 7.12% percent of Coya Therapeutics, Inc.'s stock. Within the last six months, there have been 0 transaction(s) in which COYA insiders have sold stock, totaling 0 shares. Insiders that have sold shares include .

Which insider recently purchased COYA stock?

There have been 0 transaction(s) during the past 6-months in which Coya Therapeutics, Inc. insiders have bought stock, totalling 0 shares

How much of COYA does insiders own?

Around 0 Coya Therapeutics, Inc. shares are held by insiders, which represents about 7.12% of COYA stock.

Who is the insider with the largest stake?

COYA director, Lee Ann holds the largest portfolio of the company's shares. COYA shares owned by Lee total nearly 17.48 thousand.

Which institution holds the most shares in COYA?

AIGH CAPITAL MANAGEMENT LLC is the largest institutional owner in COYA which holds 1.11 million shares worth $6.30M or 6.61% of the total COYA shares outstanding followed by RENAISSANCE TECHNOLOGIES LLC with ownership of 34.8 thousand shares representing 0.21% of the COYA ownership. MARSHALL WACE, LLP is the third largest stakeholder with 41.83 thousand shares or 0.25% of the ownership worth more than $238.40K.

Is Coya Therapeutics, 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 COYA is concerned, it is a stock which is optionable.

Is there a short position on COYA's shares?

Number of COYA shares short is 218.34K. 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 COYA shares are there?

As of today, 16.73M shares of COYA are outstanding.

Is there many float in COYA 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, COYA has 12.63M shares in float.

COYA 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 COYA is 3.13.

Coya Therapeutics (COYA) 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

OptionableYes

Short Percent Of Outstanding Shares1.31

Short Percent Of Float1.4

Shares Outstanding16.73M

Shares Float12.63M

Shares Short218.34K

Short Ratio3.13

1.4%

Short % of Float

1.31%

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

7.12% Percentage of Shares held by All Insiders

27.02% Percentage of Shares held by All Institutions

29.09% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 27.02% of COYA shares are held by financial institutions. AIGH CAPITAL MANAGEMENT LLC is the top corporate investor, holding 1.11M shares valued at $6.30M. A 6.61% stake in Coya Therapeutics, Inc. is owned by the company. RENAISSANCE TECHNOLOGIES LLC owns 34.8K shares valued at $198.36K, which translates its holding of 0.21% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Sep 30, 2025	AIGH CAPITAL MANAGEMENT LLC	6.61%	1.11M	6.3M	0	0
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.21%	34.8K	198.36K	20.8K	+148.57%
Sep 30, 2025	MARSHALL WACE, LLP	0.25%	41.83K	238.4K	41.83K	+100.00%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.94%	156.85K	894.28K	-242	-0.15%
Sep 30, 2025	BLACKROCK, INC.	0.42%	69.96K	398.76K	1.7K	+2.49%
Sep 30, 2025	DME CAPITAL MANAGEMENT, LP	9.84%	1.65M	9.38M	0	0
Sep 30, 2025	DAUNTLESS INVESTMENT GROUP, LLC	0.91%	153.02K	872.22K	101.93K	+199.52%
Sep 30, 2025	PRELUDE CAPITAL MANAGEMENT, LLC	0.21%	35.77K	203.89K	0	0
Sep 30, 2025	STATE OF WYOMING	0.02%	3.26K	18.58K	-212	-6.11%
Sep 30, 2025	CITADEL ADVISORS LLC	0.39%	65.24K	371.87K	22.12K	+51.30%
Sep 30, 2025	CM MANAGEMENT, LLC	1.79%	300K	1.71M	100K	+50.00%
Sep 30, 2025	VANGUARD GROUP INC	5%	836.39K	4.77M	-4.08K	-0.49%
Sep 30, 2025	ATOM INVESTORS LP	0%	0	-	-20.08K	-100.00%
Sep 30, 2025	JANE STREET GROUP, LLC	0%	0	-	-26.54K	-100.00%
Sep 30, 2025	RAYMOND JAMES FINANCIAL INC	0%	0	-	-1.98K	-100.00%
Sep 30, 2025	TRIUMPH CAPITAL MANAGEMENT	0%	50	285	50	+100.00%
Sep 30, 2025	EVERSOURCE WEALTH ADVISORS, LLC	0%	76	433	-53	-41.09%
Sep 30, 2025	HARBOUR INVESTMENTS, INC.	0%	132	752	132	+100.00%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0%	215	1.23K	73	+51.41%
Sep 30, 2025	ROCKEFELLER CAPITAL MANAGEMENT L.P.	0%	500	2.85K	500	+100.00%
Sep 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	500	2.85K	0	0
Sep 30, 2025	SBI SECURITIES CO., LTD.	0.01%	922	5.26K	1	+0.11%
Sep 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0.01%	988	5.63K	354	+55.84%
Sep 30, 2025	ADVISOR GROUP HOLDINGS, INC.	0.01%	1.47K	9.63K	0	0
Sep 30, 2025	ALLWORTH FINANCIAL LP	0.01%	1K	5.7K	0	0
Sep 30, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.06%	10K	57K	0	0
Sep 30, 2025	LANTERN WEALTH ADVISORS, LLC	0.07%	11.58K	65.98K	11.58K	+100.00%
Sep 30, 2025	UBS GROUP AG	0.08%	13.3K	75.8K	-1.83K	-12.09%
Sep 30, 2025	JPMORGAN CHASE & CO	0.03%	5K	28.5K	5K	+100.00%
Sep 30, 2025	DIMENSIONAL FUND ADVISORS LP	0.12%	19.78K	112.75K	0	0
Sep 30, 2025	ROYAL BANK OF CANADA	0.21%	35.38K	202K	22K	+164.39%
Sep 30, 2025	MORGAN STANLEY	0.01%	1.53K	8.69K	725	+90.63%
Sep 30, 2025	STATE STREET CORP	0.29%	48.1K	274.17K	0	0
Sep 30, 2025	KEY FINANCIAL INC	0%	0	-	-2K	-100.00%
Sep 30, 2025	QUADRATURE CAPITAL LTD	0.12%	19.89K	113.79K	19.89K	+100.00%
Sep 30, 2025	NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO	0.12%	20.63K	117.57K	0	0
Sep 30, 2025	PROSPERITY WEALTH MANAGEMENT, INC.	0.14%	23.8K	135.66K	3.35K	+16.38%
Sep 30, 2025	GHP INVESTMENT ADVISORS, INC.	0.16%	26.17K	149.18K	0	0
Sep 30, 2025	NORTHERN TRUST CORP	0.19%	32.32K	184.23K	-7.06K	-17.92%
Sep 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.2%	33.36K	190.12K	-16.8K	-33.49%
Jun 30, 2025	NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO	0.12%	20.63K	118.6K	20.63K	+100.00%
Jun 30, 2025	DME CAPITAL MANAGEMENT, LP	9.84%	1.65M	9.47M	0	0
Jun 30, 2025	AIGH CAPITAL MANAGEMENT LLC	6.61%	1.11M	6.36M	-78.16K	-6.60%
Jun 30, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	500	2.88K	0	0
Jun 30, 2025	ROYAL BANK OF CANADA	0.08%	13.38K	77K	-7.27K	-35.20%
Jun 30, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.06%	10K	57.5K	0	0
Jun 30, 2025	STATE OF WYOMING	0.02%	3.47K	19.96K	3.47K	+100.00%
Jun 30, 2025	KEY FINANCIAL INC	0.01%	2K	11.5K	2K	+100.00%
Jun 30, 2025	RAYMOND JAMES FINANCIAL INC	0.01%	1.98K	11.39K	1.98K	+100.00%
Jun 30, 2025	ADVISOR GROUP HOLDINGS, INC.	0.01%	1.47K	8.44K	-1.87K	-56.07%
Jun 30, 2025	ALLWORTH FINANCIAL LP	0.01%	1K	5.75K	1K	+100.00%
Jun 30, 2025	MORGAN STANLEY	0%	800	4.6K	-5.94K	-88.13%
Jun 30, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	634	3.65K	349	+122.46%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0%	142	816	21	+17.36%
Jun 30, 2025	VANGUARD GROUP INC	5.03%	840.47K	4.83M	0	0
Jun 30, 2025	CM MANAGEMENT, LLC	1.2%	200K	1.15M	0	0
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.94%	157.09K	903.49K	1.26K	+0.81%
Jun 30, 2025	BLACKROCK, INC.	0.41%	68.26K	392.47K	-15.54K	-18.54%
Jun 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.3%	50.15K	288.36K	-8.83K	-14.97%
Jun 30, 2025	STATE STREET CORP	0.29%	48.1K	276.58K	0	0
Jun 30, 2025	CITADEL ADVISORS LLC	0.26%	43.12K	247.94K	9.18K	+27.03%
Jun 30, 2025	NORTHERN TRUST CORP	0.24%	39.38K	226.41K	8.2K	+26.29%
Jun 30, 2025	DAUNTLESS INVESTMENT GROUP, LLC	0.31%	51.09K	293.76K	-116.29K	-69.48%
Jun 30, 2025	SBI SECURITIES CO., LTD.	0.01%	921	5.3K	10	+1.10%
Jun 30, 2025	PRELUDE CAPITAL MANAGEMENT, LLC	0.21%	35.77K	205.68K	0	0
Jun 30, 2025	PROSPERITY WEALTH MANAGEMENT, INC.	0.12%	20.45K	117.59K	4.4K	+27.41%
Jun 30, 2025	ATOM INVESTORS LP	0.12%	20.08K	115.47K	356	+1.80%
Jun 30, 2025	DIMENSIONAL FUND ADVISORS LP	0.12%	19.78K	113.74K	19.78K	+100.00%
Jun 30, 2025	JANE STREET GROUP, LLC	0.16%	26.54K	152.61K	403	+1.54%
Jun 30, 2025	GHP INVESTMENT ADVISORS, INC.	0.16%	26.17K	150.48K	0	0
Jun 30, 2025	UBS GROUP AG	0.09%	15.13K	86.98K	-18.96K	-55.63%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.08%	14K	80.5K	1.8K	+14.75%
Jun 30, 2025		0.01%	921	5.3K	10	+1.10%
Jun 30, 2025	EVERSOURCE WEALTH ADVISORS, LLC	0%	129	742	129	+100.00%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.35%	58.98K	381.61K	28.25K	+91.91%
Mar 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.06%	10K	64.7K	10K	+100.00%
Mar 31, 2025	ATOM INVESTORS LP	0.12%	19.73K	127.62K	5.45K	+38.17%
Mar 31, 2025	NEWBRIDGE FINANCIAL SERVICES GROUP, INC.	0%	0	-	-70K	-100.00%
Mar 31, 2025	XTX TOPCO LTD	0%	0	-	-10.3K	-100.00%
Mar 31, 2025	MIRADOR CAPITAL PARTNERS LP	0%	0	-	-13.81K	-100.00%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.07%	12.2K	78.93K	12.2K	+100.00%
Mar 31, 2025	PROSPERITY WEALTH MANAGEMENT, INC.	0.1%	16.05K	103.84K	16.05K	+100.00%
Mar 31, 2025	MORGAN STANLEY	0.04%	6.74K	43.61K	3.94K	+140.71%
Mar 31, 2025	JONES FINANCIAL COMPANIES LLLP	0%	0	-	-600	-100.00%
Mar 31, 2025	JPMORGAN CHASE & CO	0%	0	-	-32	-100.00%
Mar 31, 2025	NORTHERN TRUST CORP	0.19%	31.18K	201.73K	2.63K	+9.21%
Mar 31, 2025	CITADEL ADVISORS LLC	0.2%	33.94K	219.62K	33.94K	+100.00%
Mar 31, 2025	UBS GROUP AG	0.2%	34.09K	220.56K	-8.94K	-20.77%
Mar 31, 2025	BLACKROCK, INC.	0.5%	83.8K	542.15K	7.6K	+9.98%
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.93%	155.83K	1.01M	5.25K	+3.49%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0%	121	783	6	+5.22%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	285	1.84K	-4.97K	-94.57%
Mar 31, 2025	STEWARD PARTNERS INVESTMENT ADVISORY, LLC	0%	500	3.24K	0	0
Mar 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0.02%	3.34K	21.62K	0	0
Mar 31, 2025	ROYAL BANK OF CANADA	0.12%	20.65K	134K	-2K	-8.83%
Mar 31, 2025	DME CAPITAL MANAGEMENT, LP	9.85%	1.65M	10.65M	0	0
Mar 31, 2025	CM MANAGEMENT, LLC	1.2%	200K	1.29M	40K	+25.00%
Mar 31, 2025	VANGUARD GROUP INC	5.03%	840.47K	5.44M	0	0
Mar 31, 2025	AIGH CAPITAL MANAGEMENT LLC	7.08%	1.18M	7.66M	-17.37K	-1.45%
Mar 31, 2025		0.01%	911	5.89K	150	+19.71%
Mar 31, 2025	JANE STREET GROUP, LLC	0.16%	26.14K	169.11K	13.18K	+101.66%
Mar 31, 2025	GHP INVESTMENT ADVISORS, INC.	0.16%	26.17K	169.33K	0	0
Mar 31, 2025	PRELUDE CAPITAL MANAGEMENT, LLC	0.21%	35.77K	231.43K	0	0
Mar 31, 2025	STATE STREET CORP	0.29%	48.1K	311.21K	0	0

Insiders

Among the COYA insiders holding of 7.12% of the stake in company, LEE ANN, director, holds the largest shares of 17.48K. SWAMINATHAN ARUN, Chief Executive Officer, is the second largest COYA insider with ownership of 10K shares. SNYDER DAVID S, Chief Financial Officer, stands third with possession of 8.8K shares of that stake.

Insiders	Designation	Shares Held
LEE ANN	director	17.48K
SWAMINATHAN ARUN	Chief Executive Officer	10K
SNYDER DAVID S	Chief Financial Officer	8.8K
VILLALOBOS ANABELLA	director	5K
HEPNER ADRIAN	Chief Medical Officer	5K
GOLDSTEIN DOV A MD	director	5K
BERMAN HOWARD	Chief Executive Officer	5K
GROSSMAN FRED	Chief Medical Officer	2.71K
GARREN HIDEKI	director	1K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Nov 14, 2024	SNYDER DAVID S	PURCHASE	7.19	1.8K	12.93K	8.8K
Nov 13, 2024	SWAMINATHAN ARUN	PURCHASE	7.36	5K	36.8K	10K
Nov 11, 2024	GROSSMAN FRED	PURCHASE	7.37	2.71K	19.97K	2.71K
Nov 11, 2024	SWAMINATHAN ARUN	PURCHASE	7.34	5K	36.69K	5K
Aug 22, 2023	LEE ANN	PURCHASE	3.62	1K	3.62K	17.48K
Jan 03, 2023	VILLALOBOS ANABELLA	PURCHASE	0.00	5K	-	5K
Jan 03, 2023	GARREN HIDEKI	PURCHASE	0.00	1K	-	1K
Jan 03, 2023	SNYDER DAVID S	PURCHASE	0.00	3.5K	-	3.5K
Jan 03, 2023	GOLDSTEIN DOV A MD	PURCHASE	0.00	5K	-	5K
Jan 03, 2023	BERMAN HOWARD	PURCHASE	0.00	5K	-	5K
Jan 03, 2023	LEE ANN	PURCHASE	0.00	5K	-	9.48K
Jan 03, 2023	HEPNER ADRIAN	PURCHASE	0.00	5K	-	5K

Frequently Asked Questions