How many institutions own INSP 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 INSP shares is 505, representing 119.45% of the company's common stock.

Who are the major shareholders selling Inspire Medical Systems, Inc. stock?

WELLINGTON MANAGEMENT GROUP LLP, in the last quarter, reduced its stake in INSP by -15.08% restricting it's holding to 207.54 thousand shares of worth nearly $33.06M. EVERSEPT PARTNERS, LP also lessened -36.66% of the INSP shares from its portfolio, reducing its holding to 186.43 thousand shares of worth $29.69M. FRANKLIN RESOURCES INC also shunned INSP shares holding by -1.75% last quarter which brought its holding to 217.67 thousand shares worth $34.67M.

Investors who are buying INSP stock?

As per its latest 13F filing, RENAISSANCE TECHNOLOGIES LLC increased its stake in INSP by 39.5% in the last quarter. The institutional holder raised its holding to 190.7 thousand shares having worth more than $30.37M. BRAIDWELL LP also added 3.07% more shares of INSP to its portfolio, raising its holding to 302.41 thousand shares of worth $48.17M. EVENTIDE ASSET MANAGEMENT, LLC also increased its INSP shares holding by 144.86% which brought its holding to 306.3 thousand shares worth $48.78M.

INSP's major insiders: who are they?

The insider with the most stakes in INSP is NELSON MARILYN C , director at the company. Additionally, INSP stock is highly held by CEO and President Herbert Timothy P. and Chief Financial Officer Buchholz Richard among others.

Did an insider recently sell INSP stock?

Company executives, directors, and other insiders own 1.11% percent of Inspire Medical Systems, Inc.'s stock. Within the last six months, there have been 6 transaction(s) in which INSP insiders have sold stock, totaling 6.03K shares. Insiders that have sold shares include RONDONI JOHN, MCCORMICK SHAWN, and BAN RANDY.

Which insider recently purchased INSP stock?

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

How much of INSP does insiders own?

Around 78.25K Inspire Medical Systems, Inc. shares are held by insiders, which represents about 1.11% of INSP stock.

Who is the insider with the largest stake?

INSP director, NELSON MARILYN C holds the largest portfolio of the company's shares. INSP shares owned by NELSON total nearly 74.1 thousand.

Which institution holds the most shares in INSP?

WELLINGTON MANAGEMENT GROUP LLP is the largest institutional owner in INSP which holds 207.54 thousand shares worth $33.06M or 0.7% of the total INSP shares outstanding followed by EVERSEPT PARTNERS, LP with ownership of 186.43 thousand shares representing 0.63% of the INSP ownership. RENAISSANCE TECHNOLOGIES LLC is the third largest stakeholder with 190.7 thousand shares or 0.64% of the ownership worth more than $30.37M.

Is Inspire Medical Systems, 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 INSP is concerned, it is a stock which is optionable.

Is there a short position on INSP's shares?

Number of INSP shares short is 3.20M. 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 INSP shares are there?

As of today, 29.49M shares of INSP are outstanding.

Is there many float in INSP 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, INSP has 29.04M shares in float.

INSP 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 INSP is 5.92.

Inspire Medical Systems (INSP) 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 Shares10.86

Short Percent Of Float14.6

Shares Outstanding29.49M

Shares Float29.04M

Shares Short3.20M

Short Ratio5.92

14.6%

Short % of Float

10.86%

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

1.11% Percentage of Shares held by All Insiders

119.45% Percentage of Shares held by All Institutions

120.79% Percentage of Float held by Institutions

505

Number of Institutions Holding Shares

Institutional Ownership

About 119.45% of INSP shares are held by financial institutions. WELLINGTON MANAGEMENT GROUP LLP is the top corporate investor, holding 207.54K shares valued at $33.06M. A 0.7% stake in Inspire Medical Systems, Inc. is owned by the company. EVERSEPT PARTNERS, LP owns 186.43K shares valued at $29.69M, which translates its holding of 0.63% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2025	WELLINGTON MANAGEMENT GROUP LLP	0.7%	207.54K	33.06M	-36.85K	-15.08%
Mar 31, 2025	EVERSEPT PARTNERS, LP	0.63%	186.43K	29.69M	-107.88K	-36.66%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.64%	190.7K	30.37M	54K	+39.50%
Mar 31, 2025	FRANKLIN RESOURCES INC	0.73%	217.67K	34.67M	-3.89K	-1.75%
Mar 31, 2025	BRAIDWELL LP	1.02%	302.41K	48.17M	9K	+3.07%
Mar 31, 2025	EVENTIDE ASSET MANAGEMENT, LLC	1.03%	306.3K	48.78M	181.21K	+144.86%
Mar 31, 2025	RAYMOND JAMES FINANCIAL INC	0.8%	236.5K	37.67M	-20.3K	-7.90%
Mar 31, 2025	MORGAN STANLEY	1.48%	439.12K	69.94M	-145.51K	-24.89%
Mar 31, 2025	UBS GROUP AG	1.63%	485.18K	77.28M	121.62K	+33.45%
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	1.72%	511.21K	81.45M	24.87K	+5.11%
Mar 31, 2025	MACQUARIE GROUP LTD	1.88%	558.23K	88.91M	20.63K	+3.84%
Mar 31, 2025	JANUS HENDERSON GROUP PLC	2.16%	642.76K	101.06M	75.45K	+13.30%
Mar 31, 2025	WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	2.33%	692.92K	110.37M	-209.69K	-23.23%
Mar 31, 2025	INVESCO LTD.	2.89%	858.57K	136.75M	65.49K	+8.26%
Mar 31, 2025	STATE STREET CORP	3.39%	1.01M	160.56M	-54.09K	-5.09%
Mar 31, 2025	UBS ASSET MANAGEMENT AMERICAS INC	3.75%	1.11M	177.27M	759.09K	+214.53%
Mar 31, 2025	BAILLIE GIFFORD & CO	3.9%	1.16M	184.73M	-96.25K	-7.66%
Mar 31, 2025	FEDERATED HERMES, INC.	0.77%	228.33K	36.37M	0	0
Mar 31, 2025	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	1.03%	306.74K	48.46M	-19.56K	-5.99%
Mar 31, 2025	BLACKROCK, INC.	13.57%	4.03M	641.83M	-171.77K	-4.09%
Mar 31, 2025	AQR CAPITAL MANAGEMENT LLC	0.82%	242.2K	37.1M	-196.64K	-44.81%
Mar 31, 2025	RIVERBRIDGE PARTNERS LLC	0.45%	132.39K	21.09M	-9.71K	-6.83%
Mar 31, 2025	LOS ANGELES CAPITAL MANAGEMENT LLC	0.46%	136.17K	21.69M	45.63K	+50.40%
Mar 31, 2025	PRINCIPAL FINANCIAL GROUP INC	0.5%	147.77K	23.54M	1.46K	+1.00%
Mar 31, 2025	ATIKA CAPITAL MANAGEMENT LLC	0.54%	160.6K	25.58M	3K	+1.90%
Mar 31, 2025	VOYA INVESTMENT MANAGEMENT LLC	0.56%	164.94K	26.27M	8.36K	+5.34%
Mar 31, 2025	SEI INVESTMENTS CO	0.58%	171.75K	27.36M	8.28K	+5.06%
Mar 31, 2025	NORTHERN TRUST CORP	0.88%	260.41K	41.48M	16.16K	+6.62%
Mar 31, 2025	DIMENSIONAL FUND ADVISORS LP	0.93%	277.68K	44.23M	45.35K	+19.52%
Mar 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.97%	287.89K	45.86M	-8.32K	-2.81%
Mar 31, 2025	DRAGONEER INVESTMENT GROUP, LLC	4.37%	1.3M	206.68M	426.49K	+48.96%
Mar 31, 2025	WASATCH ADVISORS LP	5.13%	1.52M	242.76M	202.34K	+15.31%
Mar 31, 2025	VANGUARD GROUP INC	10.86%	3.23M	513.78M	-44.71K	-1.37%
Mar 31, 2025	NEW YORK STATE COMMON RETIREMENT FUND	0.62%	182.75K	29.11M	35.07K	+23.75%
Mar 31, 2025	CONGRESS ASSET MANAGEMENT CO /MA	1.04%	307.56K	48.99M	299.95K	+3,943.58%
Mar 31, 2025	BROWN CAPITAL MANAGEMENT LLC	1.19%	352.34K	56.12M	47.56K	+15.60%
Mar 31, 2025	AMUNDI	0.61%	182.25K	27.23M	-21.1K	-10.38%
Mar 31, 2025	ARTISAN PARTNERS LIMITED PARTNERSHIP	1.26%	373.39K	59.47M	-76.82K	-17.06%
Mar 31, 2025	BANK OF NEW YORK MELLON CORP	1.28%	380.26K	60.57M	-200.61K	-34.54%
Mar 31, 2025	JPMORGAN CHASE & CO	1.35%	399.71K	63.67M	-119.84K	-23.07%
Mar 31, 2025	BAMCO INC /NY/	1.42%	422.69K	67.33M	74.89K	+21.53%
Mar 31, 2025	FRONTIER CAPITAL MANAGEMENT CO LLC	1.46%	433.49K	69.05M	14.63K	+3.49%
Mar 31, 2025	CHAMPLAIN INVESTMENT PARTNERS, LLC	1.47%	435.76K	69.41M	-8.65K	-1.95%
Mar 31, 2025	TIMESSQUARE CAPITAL MANAGEMENT, LLC	1.6%	476.22K	75.85M	42.41K	+9.78%
Mar 31, 2025	FMR LLC	8.56%	2.54M	404.79M	21.83K	+0.87%
Mar 31, 2025	KEYBANK NATIONAL ASSOCIATION/OH	0.68%	201.07K	32.03M	311	+0.15%
Mar 31, 2025	MAN GROUP PLC	0.44%	129.84K	20.68M	-46.08K	-26.20%
Mar 31, 2025		0.46%	136.62K	21.76M	136.62K	+100.00%
Mar 31, 2025	GILDER GAGNON HOWE & CO LLC	0.62%	183.65K	29.25M	-4.04K	-2.15%
Mar 31, 2025	CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.	0.66%	196.18K	31.25M	18.6K	+10.47%
Mar 31, 2024	ENSIGN PEAK ADVISORS, INC	0.55%	163.64K	35.15M	92.92K	+131.40%
Mar 31, 2024	CANADA PENSION PLAN INVESTMENT BOARD	0.21%	61.6K	13.23M	-8.4K	-12.00%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	0.21%	60.97K	13.1M	38.29K	+168.79%
Mar 31, 2024	SWISS NATIONAL BANK	0.2%	58.3K	12.52M	500	+0.87%
Mar 31, 2024	STATE OF WISCONSIN INVESTMENT BOARD	0.19%	55.63K	11.95M	-6.83K	-10.93%
Mar 31, 2024	STANLEY-LAMAN GROUP, LTD.	0.17%	50.41K	10.83M	-639	-1.25%
Mar 31, 2024	VANGUARD GROUP INC	9.8%	2.89M	621.26M	-39.07K	-1.33%
Mar 31, 2024	BAILLIE GIFFORD & CO	4.97%	1.47M	315.23M	237.73K	+19.33%
Mar 31, 2024	FARALLON CAPITAL MANAGEMENT LLC	2.12%	626.85K	134.64M	-228.24K	-26.69%
Mar 31, 2024	JPMORGAN CHASE & CO	2.09%	618.15K	132.77M	-13.73K	-2.17%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	2.02%	595.58K	127.92M	197.1K	+49.46%
Mar 31, 2024	MACQUARIE GROUP LTD	1.89%	558.49K	119.96M	19.91K	+3.70%
Mar 31, 2024	WESTFIELD CAPITAL MANAGEMENT CO LP	1.82%	538.29K	115.62M	-7.33K	-1.34%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	1.57%	462.32K	99.32M	17.51K	+3.94%
Mar 31, 2024	PRICE T ROWE ASSOCIATES INC /MD/	1.56%	459.77K	98.75M	156.89K	+51.80%
Mar 31, 2024	FEDERATED HERMES, INC.	1.54%	453.2K	97.34M	-68	-0.02%
Mar 31, 2024	AMERIPRISE FINANCIAL INC	1.46%	431.44K	92.67M	-59.83K	-12.18%
Mar 31, 2024	EVERSEPT PARTNERS, LP	1.43%	420.7K	90.36M	69.58K	+19.82%
Mar 31, 2024	FRANKLIN RESOURCES INC	1.05%	309.93K	66.57M	-204.08K	-39.70%
Mar 31, 2024	ARTISAN PARTNERS LIMITED PARTNERSHIP	1.02%	301.17K	64.69M	301.17K	+100.00%
Mar 31, 2024	CREDIT SUISSE AG/	1.01%	297.08K	63.81M	-58.98K	-16.56%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.91%	268.89K	57.75M	4.95K	+1.88%
Mar 31, 2024	POINT72 ASSET MANAGEMENT, L.P.	0.89%	262.3K	56.34M	-210.89K	-44.57%
Mar 31, 2024	JENNISON ASSOCIATES LLC	0.87%	257.85K	55.38M	-47.03K	-15.43%
Mar 31, 2024	GILDER GAGNON HOWE & CO LLC	0.85%	250.72K	53.85M	-5.24K	-2.05%
Mar 31, 2024	VOYA INVESTMENT MANAGEMENT LLC	0.76%	225.75K	48.49M	63.42K	+39.07%
Mar 31, 2024	FRED ALGER MANAGEMENT, LLC	0.75%	222.56K	47.8M	-183.35K	-45.17%
Mar 31, 2024	BELLEVUE GROUP AG	0.74%	217.69K	46.76M	2.09K	+0.97%
Mar 31, 2024	BAMCO INC /NY/	0.71%	210K	45.11M	-1K	-0.47%
Mar 31, 2024	KEYBANK NATIONAL ASSOCIATION/OH	0.68%	201.67K	43.32M	332	+0.16%
Mar 31, 2024	HOOD RIVER CAPITAL MANAGEMENT LLC	0.64%	189.24K	40.65M	32.8K	+20.96%
Mar 31, 2024	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	0.56%	166.59K	35.78M	-53.25K	-24.22%
Mar 31, 2024	NORTHERN TRUST CORP	0.52%	154.38K	33.16M	-839	-0.54%
Mar 31, 2024	DRIEHAUS CAPITAL MANAGEMENT LLC	0.48%	142.88K	30.69M	-59.07K	-29.25%
Mar 31, 2024	MORGAN STANLEY	0.46%	136.57K	29.33M	-36.99K	-21.31%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.46%	134.95K	28.99M	36.46K	+37.02%
Mar 31, 2024	ROCK SPRINGS CAPITAL MANAGEMENT LP	0.44%	130.5K	28.03M	31.5K	+31.82%
Mar 31, 2024	DEGROOF PETERCAM ASSET MANAGEMENT	0.44%	130K	27.92M	20K	+18.18%
Mar 31, 2024	ATIKA CAPITAL MANAGEMENT LLC	0.44%	129.74K	27.87M	8.14K	+6.69%
Mar 31, 2024	EVENTIDE ASSET MANAGEMENT, LLC	0.42%	125.09K	26.87M	0	0
Mar 31, 2024	ADAGE CAPITAL PARTNERS GP, L.L.C.	0.42%	125K	26.85M	-84.92K	-40.45%
Mar 31, 2024	EAGLE HEALTH INVESTMENTS LP	0.41%	122.2K	26.25M	8.7K	+7.67%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.41%	120.57K	25.9M	51.31K	+74.09%
Mar 31, 2024	CITADEL ADVISORS LLC	0.4%	119.1K	25.58M	36.5K	+44.19%
Mar 31, 2024	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.38%	111.3K	23.91M	46.8K	+72.56%
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	1.15%	338.38K	72.68M	335.07K	+10,147.61%
Mar 31, 2024	WASATCH ADVISORS LP	3.74%	1.1M	236.88M	5.52K	+0.50%
Mar 31, 2024	WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	2.56%	756.81K	162.56M	-50.14K	-6.21%
Mar 31, 2024	FRONTIER CAPITAL MANAGEMENT CO LLC	2.32%	684.74K	147.08M	-57.31K	-7.72%
Mar 31, 2024	CHAMPLAIN INVESTMENT PARTNERS, LLC	2.17%	641.69K	137.83M	-6.91K	-1.07%
Mar 31, 2024	FIRST LIGHT ASSET MANAGEMENT, LLC	0.47%	139.95K	30.06M	51.43K	+58.10%
Mar 31, 2024	FMR LLC	15.03%	4.44M	953.19M	1.18M	+36.23%
Mar 31, 2024	WELLINGTON MANAGEMENT GROUP LLP	6.62%	1.95M	419.41M	522.39K	+36.52%
Mar 31, 2024	BLACKROCK INC.	6.41%	1.89M	406.17M	90.81K	+5.04%
Mar 31, 2024	STATE STREET CORP	1.8%	530.2K	113.88M	-993	-0.19%
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	0.37%	109.6K	23.54M	-4K	-3.52%
Mar 31, 2024	THRIVENT FINANCIAL FOR LUTHERANS	0.36%	105.04K	22.56M	-3.88K	-3.56%
Mar 31, 2024	VICTORY CAPITAL MANAGEMENT INC	0.36%	104.97K	22.55M	-37.85K	-26.50%
Mar 31, 2024	SUSQUEHANNA PORTFOLIO STRATEGIES, LLC	0.34%	101.6K	21.82M	101.6K	+100.00%
Mar 31, 2024	MITSUBISHI UFJ TRUST & BANKING CORP	0.34%	100.88K	21.67M	-9.08K	-8.26%
Mar 31, 2024	SEI INVESTMENTS CO	0.32%	93.67K	20.12B	8.3K	+9.72%
Mar 31, 2024	CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.	0.31%	92.42K	19.85M	13.95K	+17.78%
Mar 31, 2024	EXODUSPOINT CAPITAL MANAGEMENT, LP	0.27%	79.49K	17.07M	-9.28K	-10.45%
Mar 31, 2024	RHEOS CAPITAL WORKS INC.	0.27%	79.4K	17.05M	16.3K	+25.83%
Mar 31, 2024	BALYASNY ASSET MANAGEMENT L.P.	0.26%	76.98K	16.53M	-23.85K	-23.66%
Mar 31, 2024	KORNITZER CAPITAL MANAGEMENT INC /KS	0.24%	70.9K	15.23M	-1.25K	-1.73%
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.24%	70.22K	15.08M	48.32K	+220.63%
Mar 31, 2024	NOVO HOLDINGS A/S	0.22%	65.52K	14.07M	0	0
Mar 31, 2024	NOMURA ASSET MANAGEMENT CO LTD	0.22%	64.87K	13.93M	4.68K	+7.78%
Mar 31, 2024	LAZARD ASSET MANAGEMENT LLC	0.21%	63.2K	13.57M	29.04K	+85.02%
Mar 31, 2024	NEUBERGER BERMAN GROUP LLC	0.21%	62.58K	13.44M	11.72K	+23.04%
Dec 31, 2023	BLACKROCK INC.	6.1%	1.8M	366.22M	-95.18K	-5.02%
Dec 31, 2023	VANGUARD GROUP INC	9.93%	2.93M	596.35M	-80.93K	-2.69%
Dec 31, 2023	FMR LLC	11.04%	3.26M	662.68M	786.08K	+31.81%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	0.38%	113.6K	23.11M	-201.8K	-63.98%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.89%	263.94K	53.69M	7.72K	+3.01%
Dec 31, 2023	SLATE PATH CAPITAL LP	1%	294K	59.81M	294K	+100.00%
Dec 31, 2023	PRICE T ROWE ASSOCIATES INC /MD/	1.03%	302.87K	61.62M	42.56K	+16.35%
Dec 31, 2023	JENNISON ASSOCIATES LLC	1.03%	304.89K	62.02M	264.14K	+648.24%
Dec 31, 2023	EVERSEPT PARTNERS, LP	1.19%	351.12K	71.43M	158.1K	+81.91%
Dec 31, 2023	ATIKA CAPITAL MANAGEMENT LLC	0.41%	121.6K	24.74M	-18.57K	-13.25%
Dec 31, 2023	CREDIT SUISSE AG/	1.21%	356.06K	72.43M	7.76K	+2.23%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	1.35%	398.48K	81.06M	24.69K	+6.60%
Dec 31, 2023	FRED ALGER MANAGEMENT, LLC	1.38%	405.91K	82.57M	445	+0.11%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.51%	444.81K	90.5M	20.51K	+4.83%
Dec 31, 2023	FEDERATED HERMES, INC.	1.54%	453.27K	92.21M	-43.13K	-8.69%
Dec 31, 2023	POINT72 ASSET MANAGEMENT, L.P.	1.6%	473.2K	96.26M	-410.17K	-46.43%
Dec 31, 2023	AMERIPRISE FINANCIAL INC	1.66%	491.27K	99.94M	157.78K	+47.31%
Dec 31, 2023	FRANKLIN RESOURCES INC	1.74%	514.01K	104.57M	-275.52K	-34.90%
Dec 31, 2023	STATE STREET CORP	1.8%	531.19K	108.06M	6.69K	+1.28%
Dec 31, 2023	MACQUARIE GROUP LTD	1.82%	538.58K	109.56M	-65.03K	-10.77%
Dec 31, 2023	WESTFIELD CAPITAL MANAGEMENT CO LP	1.85%	545.62K	111M	-186.78K	-25.50%
Dec 31, 2023	JPMORGAN CHASE & CO	2.14%	631.88K	128.54M	532.35K	+534.88%
Dec 31, 2023	CHAMPLAIN INVESTMENT PARTNERS, LLC	2.2%	648.6K	131.94M	179.05K	+38.13%
Dec 31, 2023	EVENTIDE ASSET MANAGEMENT, LLC	0.42%	125.09K	25.45M	0	0
Dec 31, 2023	FRONTIER CAPITAL MANAGEMENT CO LLC	2.51%	742.05K	150.95M	380.36K	+105.16%
Dec 31, 2023	WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	2.73%	806.95K	164.16M	112.8K	+16.25%
Dec 31, 2023	FARALLON CAPITAL MANAGEMENT LLC	2.9%	855.1K	173.95M	429K	+100.68%
Dec 31, 2023	WASATCH ADVISORS LP	3.72%	1.1M	223.23M	119.74K	+12.25%
Dec 31, 2023	BAILLIE GIFFORD & CO	4.17%	1.23M	250.19M	1.21M	+6,846.90%
Dec 31, 2023	WELLINGTON MANAGEMENT GROUP LLP	4.85%	1.43M	290.96M	1.43M	+100.00%
Dec 31, 2023	OPHIR ASSET MANAGEMENT PTY LTD	0.43%	125.79K	25.59M	125.79K	+100.00%
Dec 31, 2023	SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC	0.48%	141.78K	28.84M	-226.75K	-61.53%
Dec 31, 2023	VICTORY CAPITAL MANAGEMENT INC	0.48%	142.82K	29.05M	-22.35K	-13.53%
Dec 31, 2023	IRON TRIANGLE PARTNERS LP	0.51%	150K	30.51M	150K	+100.00%
Dec 31, 2023	NORTHERN TRUST CORP	0.53%	155.22K	31.58M	5.95K	+3.98%
Dec 31, 2023	HOOD RIVER CAPITAL MANAGEMENT LLC	0.53%	156.44K	31.82M	17.33K	+12.46%
Dec 31, 2023	VOYA INVESTMENT MANAGEMENT LLC	0.55%	162.33K	33.02M	-88.48K	-35.28%
Dec 31, 2023	MORGAN STANLEY	0.59%	173.56K	35.31M	48.82K	+39.13%
Dec 31, 2023	INTRINSIC EDGE CAPITAL MANAGEMENT LLC	0.62%	182.85K	37.2M	126.48K	+224.36%
Dec 31, 2023	BRAIDWELL LP	0.63%	184.66K	37.56M	84.36K	+84.11%
Dec 31, 2023	D. E. SHAW & CO., INC.	0.63%	184.95K	37.62M	20.25K	+12.29%
Dec 31, 2023	KEYBANK NATIONAL ASSOCIATION/OH	0.68%	201.34K	40.96B	40.69K	+25.33%
Dec 31, 2023	DRIEHAUS CAPITAL MANAGEMENT LLC	0.68%	201.95K	41.08M	42.82K	+26.91%
Dec 31, 2023	ADAGE CAPITAL PARTNERS GP, L.L.C.	0.71%	209.92K	42.7M	106.98K	+103.93%
Dec 31, 2023	BAMCO INC /NY/	0.71%	211K	42.92M	-33.74K	-13.78%
Dec 31, 2023	BELLEVUE GROUP AG	0.73%	215.6K	43.86M	145.23K	+206.39%
Dec 31, 2023	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	0.74%	219.84K	44.72M	-11.86K	-5.12%
Dec 31, 2023	NORGES BANK	0.82%	241.44K	49.12M	241.44K	+100.00%
Dec 31, 2023	MARSHALL WACE, LLP	0.84%	247.64K	50.38M	236.75K	+2,172.98%
Dec 31, 2023	GILDER GAGNON HOWE & CO LLC	0.87%	255.96K	52.07M	-207.13K	-44.73%

Insiders

Among the INSP insiders holding of 1.11% of the stake in company, NELSON MARILYN C, director, holds the largest shares of 74.1K. HERBERT TIMOTHY P., CEO and President, is the second largest INSP insider with ownership of 63.66K shares. BUCHHOLZ RICHARD, Chief Financial Officer, stands third with possession of 28.27K shares of that stake.

Insiders	Designation	Shares Held
NELSON MARILYN C	director	74.1K
HERBERT TIMOTHY P.	CEO and President	63.66K
BUCHHOLZ RICHARD	Chief Financial Officer	28.27K
MCCORMICK SHAWN	director	24.05K
MCCORMICK SHAWN	director	23.14K
RONDONI JOHN	See Remarks	13.77K
GRIFFIN JERRY C	director	10.9K
BAN RANDY	See Remarks	7.26K
JANDRICH STEVEN	VP, Human Resources	4.37K
SPARKS CHARISSE Y	Chief Medical Officer	998
EBELING PHILIP	Chief Operating Officer	243

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
May 19, 2025	RONDONI JOHN	SALE	149.38	1.73K	259.02K	13.77K
May 02, 2025	MCCORMICK SHAWN	SALE	160.00	360	57.6K	24.05K
Mar 03, 2025	RONDONI JOHN	SALE	185.60	2.29K	424.47K	15.5K
Mar 03, 2025	BAN RANDY	SALE	187.08	478	89.42K	7.26K
Feb 13, 2025	BAN RANDY	SALE	187.66	584	109.59K	7.26K
Feb 11, 2025	RONDONI JOHN	SALE	170.49	583	99.4K	10.42K
Jan 07, 2025	RONDONI JOHN	SALE	215.00	58	12.47K	11.32K
Nov 01, 2024	RONDONI JOHN	SALE	196.42	333	65.41K	11.35K
Sep 09, 2024	RONDONI JOHN	SALE	215.00	31	6.67K	11.35K
Sep 09, 2024	MCCORMICK SHAWN	SALE	220.00	800	176K	23.14K
Aug 22, 2024	RONDONI JOHN	SALE	190.04	3.8K	721.96K	11.38K
Aug 16, 2024	BAN RANDY	SALE	189.64	895	169.73K	3.06K
Aug 15, 2024	BAN RANDY	SALE	194.91	2.35K	458.04K	3.06K
Apr 17, 2024	BUCHHOLZ RICHARD	SALE	230.03	15K	3.45M	28.27K
Apr 01, 2024	GRIFFIN JERRY C	SALE	213.99	32	6.85K	10.9K
Apr 01, 2024	HERBERT TIMOTHY P.	SALE	213.26	440	93.83K	63.66K
Mar 25, 2024	GRIFFIN JERRY C	SALE	197.81	500	98.91K	10.64K
Mar 22, 2024	RONDONI JOHN	SALE	195.22	500	97.61K	11.27K
Mar 18, 2024	GRIFFIN JERRY C	SALE	193.53	500	96.77K	10.19K
Mar 11, 2024	GRIFFIN JERRY C	SALE	198.05	500	99.03K	9.74K
Mar 01, 2024	GRIFFIN JERRY C	SALE	179.44	500	89.72K	8.3K
Feb 29, 2024	RONDONI JOHN	SALE	179.26	2.26K	404.23K	15.66K
Feb 27, 2024	BAN RANDY	SALE	182.01	3.06K	556.95K	3.03K
Feb 23, 2024	BAN RANDY	SALE	185.37	12.23K	2.27M	3.03K
Oct 12, 2023	SPARKS CHARISSE Y	PURCHASE	153.50	100	15.35K	998
Sep 08, 2023	HERBERT TIMOTHY P.	SALE	227.53	2.5K	568.6K	5.55K
Jul 31, 2023	GRIFFIN JERRY C	SALE	290.47	500	145.24K	8.85K
Jul 24, 2023	GRIFFIN JERRY C	SALE	304.99	500	152.5K	8.38K
Jul 17, 2023	GRIFFIN JERRY C	SALE	326.84	500	163.42K	7.91K
Jul 10, 2023	GRIFFIN JERRY C	SALE	310.42	500	155.21K	7.44K
Jul 03, 2023	GRIFFIN JERRY C	SALE	322.09	500	161.05K	6.97K
Jun 26, 2023	GRIFFIN JERRY C	SALE	315.87	500	157.94K	6.5K
Jun 20, 2023	GRIFFIN JERRY C	SALE	307.64	500	153.82K	6.03K
Jun 12, 2023	GRIFFIN JERRY C	SALE	309.03	500	154.52K	5.56K
Jun 05, 2023	GRIFFIN JERRY C	SALE	305.69	500	152.85K	5.08K
May 30, 2023	GRIFFIN JERRY C	SALE	294.90	500	147.45K	4.61K
May 22, 2023	GRIFFIN JERRY C	SALE	307.52	500	153.76K	4.14K
May 15, 2023	GRIFFIN JERRY C	SALE	293.91	500	146.96K	3.67K
May 12, 2023	JANDRICH STEVEN	SALE	293.89	1.23K	360.02K	4.37K
May 08, 2023	GRIFFIN JERRY C	SALE	280.00	500	140K	3.2K
May 08, 2023	JANDRICH STEVEN	SALE	280.12	1.73K	483.77K	4.37K
Apr 25, 2023	JANDRICH STEVEN	SALE	273.03	2.1K	573.36K	4.37K
Mar 01, 2023	BAN RANDY	SALE	263.37	1.57K	412.44K	304
Feb 16, 2023	EBELING PHILIP	SALE	275.00	7K	1.93M	243
Feb 15, 2023	HERBERT TIMOTHY P.	SALE	275.17	11.72K	3.22M	17.89K
Feb 14, 2023	HERBERT TIMOTHY P.	SALE	276.18	1.5K	413.17K	29.6K
Feb 13, 2023	HERBERT TIMOTHY P.	SALE	275.05	2.62K	720.36K	9.73K
Feb 09, 2023	HERBERT TIMOTHY P.	SALE	275.12	7.03K	1.93M	12.35K
Feb 08, 2023	HERBERT TIMOTHY P.	SALE	275.00	3.5K	962.5K	19.38K
Feb 08, 2023	RONDONI JOHN	SALE	270.00	1.56K	421.2K	9.09K
Feb 06, 2023	RONDONI JOHN	SALE	251.72	361	90.87K	11.59K
Jan 13, 2023	BUCHHOLZ RICHARD	SALE	250.03	11.98K	2.99M	34.39K
Jan 11, 2023	BUCHHOLZ RICHARD	SALE	250.00	523	130.75K	46.36K
Jan 03, 2023	BAN RANDY	SALE	252.71	3.79K	957.27K	1.52K
Jan 03, 2023	RONDONI JOHN	SALE	256.00	1.17K	299.52K	15.09K
Dec 19, 2022	RONDONI JOHN	SALE	251.72	678	170.67K	16.23K
Dec 16, 2022	NELSON MARILYN C	SALE	240.03	2.03K	487.98K	74.1K
Dec 05, 2022	BAN RANDY	SALE	234.68	5.19K	1.22M	5.43K
Nov 11, 2022	GRIFFIN JERRY C	SALE	221.04	5.95K	1.32M	5.33K
Apr 01, 2022	NELSON MARILYN C	SALE	270.00	5K	1.35M	76.13K
Mar 29, 2022	HERBERT TIMOTHY P.	SALE	250.20	74.32K	18.59M	40.99K
Mar 17, 2022	HERBERT TIMOTHY P.	SALE	225.35	18.73K	4.22M	114.79K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES6.03K6

NET SHARES-6.03K6

SHARES HELD78.25K6

% NET SHARES-107.7%0%

Frequently Asked Questions