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OptiNose (OPTN) Institutional Ownership

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Institutional Ownership Changes (13F Filings) for OptiNose (NASDAQ:OPTN)

Current
Institutional Ownership
Percentage
85.60%
Number of
Institutional Buyers
(last 12 months)
21
Total
Institutional Inflows
(last 12 months)
$356.44M
Number of
Institutional Sellers
(last 12 months)
21
Total
Institutional Outflows
(last 12 months)
$392.73M
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OPTN Institutional Buying and Selling by Quarter

OptiNose Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/16/2025PenderFund Capital Management Ltd.18,800$172K0.0%N/A0.186%
5/14/2025GABELLI & Co INVESTMENT ADVISERS INC.60,800$558K0.1%N/A0.600%
5/14/2025Gabelli Funds LLC80,018$734K0.0%N/A0.790%
5/14/2025Stonepine Capital Management LLC788,647$7.23M6.9%+34.0%7.788%
5/14/2025Groupe la Francaise207,000$1.90M0.0%N/A2.044%
5/12/2025Virtu Financial LLC10,625$97K0.0%N/A0.105%
5/2/2025Easterly Investment Partners LLC156,666$1.44M0.1%+235.7%1.547%
5/1/2025Rice Hall James & Associates LLC46,453$426K0.0%-37.6%0.459%
4/22/2025 Deltec Asset Management LLC22,500$206K0.0%N/A0.223%
4/17/2025FNY Investment Advisers LLC4,400$40K0.0%N/A0.044%
2/17/2025Stonepine Capital Management LLC588,657$3.93M3.2%-89.7%5.851%
2/17/2025Millennium Management LLC12,854$86K0.0%-98.0%0.128%
2/17/2025D. E. Shaw & Co. Inc.333,333$2.23M0.0%-93.3%3.313%
2/17/2025Bridgeway Capital Management LLC15,713$105K0.0%-93.5%0.156%
2/17/2025Bleichroeder LP269,675$1.80M0.5%-93.3%2.681%
2/17/2025Acorn Capital Advisors LLC422,813$2.82M1.5%N/A4.203%
2/14/2025MVM Partners LLC973,684$6.36M5.1%-93.3%9.679%
2/14/2025Jane Street Group LLC28,560$191K0.0%-32.5%0.284%
2/14/2025Nantahala Capital Management LLC986,031$6.59M0.3%-93.1%9.802%
2/14/2025Northern Trust Corp14,085$94K0.0%-94.4%0.140%
2/14/2025GMT Capital Corp74,047$495K0.0%-93.3%0.736%
2/13/2025Renaissance Technologies LLC12,748$85K0.0%-94.4%0.127%
2/13/2025Aster Capital Management DIFC Ltd3,898$26K0.0%-93.3%0.039%
2/12/2025Geode Capital Management LLC86,167$576K0.0%-93.4%0.857%
2/12/2025Easterly Investment Partners LLC46,667$312K0.0%-98.0%0.464%
2/11/2025Rosalind Advisors Inc.876,996$5.86M2.9%-89.4%8.718%
2/7/2025Prescott Group Capital Management L.L.C.60,139$402K0.1%-95.2%0.598%
2/4/2025Bank of New York Mellon Corp12,178$81K0.0%-93.3%0.121%
1/31/2025Rice Hall James & Associates LLC74,479$498K0.0%-93.5%0.740%
1/1/2025Barclays PLC49,658$33K0.0%-30.3%0.033%
11/16/2024Geode Capital Management LLC1,298,333$870K0.0%+33.7%0.861%
11/15/2024Jane Street Group LLC42,314$28K0.0%-88.7%0.028%
11/15/2024State Street Corp341,303$229K0.0%+14.2%0.226%
11/14/2024Stonepine Capital Management LLC5,688,590$3.81M2.4%+142.1%3.773%
11/13/2024Great Point Partners LLC12,861,136$8.62M2.5%-6.3%8.530%
11/13/2024FMR LLC16,541,849$11.08M0.0%+3.2%10.971%
11/12/2024Massachusetts Financial Services Co. MA3,075,638$2.06M0.0%+5.3%2.040%
11/5/2024 GSA Capital Partners LLP91,084$61K0.0%N/A0.060%
11/1/2024Easterly Investment Partners LLC2,359,239$1.58M0.1%+5.0%1.565%
10/30/2024Rosalind Advisors Inc.8,287,503$5.55M3.5%+9.8%5.496%
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10/28/2024Rice Hall James & Associates LLC1,140,626$764K0.0%+15.4%0.756%
10/28/2024 Palumbo Wealth Management LLC78,378$53K0.0%-42.2%0.052%
8/21/2024Stonepine Capital Management LLC2,350,010$2.44M2.2%N/A2.079%
8/20/2024Nantahala Capital Management LLC13,418,740$14.43M0.8%+442.3%8.900%
8/14/2024Squarepoint Ops LLC171,610$178K0.0%+173.7%0.152%
8/14/2024Great Point Partners LLC13,727,097$14.28M2.7%+56.2%12.144%
8/12/2024XTX Topco Ltd84,504$88K0.0%N/A0.075%
8/9/2024Renaissance Technologies LLC233,100$242K0.0%-17.3%0.206%
8/9/2024Massachusetts Financial Services Co. MA2,920,309$3.04M0.0%+2.9%2.583%
7/26/2024Bank of New York Mellon Corp182,685$190K0.0%-48.8%0.162%
7/25/2024Easterly Investment Partners LLC2,246,224$2.34M0.2%+10.2%1.987%
7/18/2024 Assenagon Asset Management S.A.76,185$79K0.0%-12.5%0.067%
7/12/2024Rosalind Advisors Inc.7,547,148$7.85M5.7%+66.2%6.677%
5/15/2024Oracle Investment Management Inc.325,000$474K0.3%N/A0.288%
5/10/2024Vanguard Group Inc.4,242,610$6.19M0.0%+1.5%3.753%
5/3/2024Easterly Investment Partners LLC2,038,039$2.98M0.2%+34.0%1.803%
4/29/2024 HighMark Wealth Management LLC25,000$36K0.0%N/A0.022%
4/25/2024Rosalind Advisors Inc.4,541,489$6.63M6.2%-7.0%4.032%
4/24/2024 Assenagon Asset Management S.A.87,096$127K0.0%+139.1%0.077%
4/23/2024Rice Hall James & Associates LLC993,268$1.45M0.1%-1.2%0.882%
3/18/2024Kingdon Capital Management L.L.C.3,899,237$5.03M0.6%+5.4%3.461%
2/12/2024MVM Partners LLC14,605,263$18.77M10.9%N/A13.004%
1/22/2024 Palumbo Wealth Management LLC25,959$33K0.0%N/A0.023%
1/17/2024 Assenagon Asset Management S.A.36,434$47K0.0%N/A0.032%
11/15/2023Kingdon Capital Management L.L.C.3,699,237$4.55M0.5%+1.4%3.294%
11/13/2023FMR LLC14,848,870$18.26M0.0%+0.3%13.221%
11/7/2023New York State Common Retirement Fund47,832$59K0.0%-41.2%0.043%
11/2/2023Rice Hall James & Associates LLC1,050,074$1.29M0.1%+8.6%0.936%
10/24/2023Bank of New York Mellon Corp390,987$481K0.0%+71.6%0.348%
8/14/2023Great Point Partners LLC8,839,939$10.87M2.1%+12.0%7.886%
8/11/2023Velan Capital Investment Management LP3,596,861$4.42M4.1%+2.9%3.213%
8/4/2023American International Group Inc.35,095$43K0.0%N/A0.031%
7/27/2023Virtu Financial LLC32,949$41K0.0%N/A0.029%
7/24/2023Rice Hall James & Associates LLC966,723$1.19M0.1%+25.2%0.863%
6/1/2023Prelude Capital Management LLC156,946$303K0.0%+5.9%0.140%
5/15/2023Kingdon Capital Management L.L.C.3,649,237$7.04M1.3%+15.9%3.260%
5/12/2023Element Capital Management LLC331,135$639K0.0%N/A0.296%
5/12/2023Rice Hall James & Associates LLC771,960$1.49M0.1%-4.6%0.689%
5/9/2023GMT Capital Corp23,288$45K0.0%N/A0.021%
5/9/2023Y Intercept Hong Kong Ltd19,040$37K0.0%N/A0.017%
5/1/2023Arete Wealth Advisors LLC10,000$19.30B0.0%N/A0.009%
2/15/2023Nantahala Capital Management LLC1,450,000$2.68M0.2%N/A1.736%
2/14/2023Kingdon Capital Management L.L.C.3,149,237$5.83M1.2%+37.0%3.771%
2/14/2023683 Capital Management LLC102,528$190K0.0%N/A0.123%
2/13/2023MVM Partners LLC14,605,263$26.80M9.1%N/A17.487%
2/10/2023Prescott Group Capital Management L.L.C.130,000$240K0.1%N/A0.156%
2/10/2023Cheyne Capital Management UK LLP394,737$730K1.3%N/A0.473%
1/27/2023Rice Hall James & Associates LLC809,503$1.50M0.1%-1.4%0.969%
11/14/2022Hsbc Holdings PLC25,914$94K0.0%-15.5%0.031%
11/10/2022Stonepine Capital Management LLC2,000,000$7.32M3.3%-23.6%2.402%
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11/9/2022Massachusetts Financial Services Co. MA1,899,299$6.95M0.0%+7.1%2.281%
11/9/2022Easterly Investment Partners LLC737,295$2.70M0.3%+11.3%0.885%
11/7/2022Arete Wealth Advisors LLC12,000$44K0.0%N/A0.014%
11/3/2022Barclays PLC54,153$198K0.0%-14.1%0.065%
11/1/2022Rice Hall James & Associates LLC820,807$3.00M0.2%-7.5%0.986%
8/24/2022Prelude Capital Management LLC150,000$549K0.0%+20.0%0.180%
8/15/2022Opaleye Management Inc.90,970$333K0.2%N/A0.110%
8/13/2022Massachusetts Financial Services Co. MA1,773,350$6.49M0.0%-0.8%2.145%
8/12/2022FMR LLC12,402,156$45.39M0.0%+0.3%15.000%
8/8/2022Walleye Capital LLC36,226$133K0.0%N/A0.044%
(Data available from 1/1/2016 forward)

OPTN Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of OPTN shares?

During the previous two years, 43 institutional investors and hedge funds held shares of OptiNose. The most heavily invested institutionals were FMR LLC ($11.08M), Great Point Partners LLC ($8.62M), Stonepine Capital Management LLC ($7.23M), Nantahala Capital Management LLC ($6.59M), MVM Partners LLC ($6.36M), Vanguard Group Inc. ($6.19M), and Rosalind Advisors Inc. ($5.86M).Learn more on OptiNose's institutional investors.

What percentage of OptiNose's stock is owned by institutional investors?

85.60% of OptiNose's stock is owned by institutional investors. Learn more on OPTN's institutional investor holdings.

Which institutional investors have been buying OptiNose's stock?

Of the 31 institutional investors that purchased OptiNose's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: MVM Partners LLC ($14.61M), Nantahala Capital Management LLC ($10.94M), Stonepine Capital Management LLC ($5.89M), Great Point Partners LLC ($5.89M), Rosalind Advisors Inc. ($3.75M), Easterly Investment Partners LLC ($947.93K), and FMR LLC ($566.17K).

How much institutional buying is happening at OptiNose?

Institutional investors have bought a total of 25,333,829 shares in the last 24 months. This purchase volume represents approximately $356.44M in transactions.

Which of OptiNose's major shareholders have been selling company stock?

Of the 21 institutional investors that sold OptiNose's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: MVM Partners LLC ($13.63M), Nantahala Capital Management LLC ($13.37M), Rosalind Advisors Inc. ($7.41M), Stonepine Capital Management LLC ($5.10M), D. E. Shaw & Co. Inc. ($4.67M), Bleichroeder LP ($3.78M), and Easterly Investment Partners LLC ($2.31M).

How much institutional selling is happening at OptiNose?

Institutional investors have sold a total of 57,839,146 shares in the last 24 months. This volume of shares sold represents approximately $392.73M in transactions.


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This page (NASDAQ:OPTN) was last updated on 7/24/2025 by MarketBeat.com Staff
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