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Assertio (ASRT) Institutional Ownership

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Institutional Ownership Changes (13F Filings) for Assertio (NASDAQ:ASRT)

Current
Institutional Ownership
Percentage
48.96%
Number of
Institutional Buyers
(last 12 months)
15
Total
Institutional Inflows
(last 12 months)
$14.81M
Number of
Institutional Sellers
(last 12 months)
13
Total
Institutional Outflows
(last 12 months)
$136.96M
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ASRT Institutional Buying and Selling by Quarter

Assertio Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/19/2026 Bank of America Corp DE25,033$477K0.0%+6,505.0%0.388%
5/18/2026 Empowered Funds LLC16,014$305K0.0%+7.1%0.248%
5/15/2026 Corsair Capital Management L.P.25,549$487K0.1%N/A0.395%
5/14/2026 Renaissance Technologies LLC228,599$4.36M0.0%+19.9%3.539%
5/14/2026 Sei Investments Co.54,940$1.05M0.0%N/A0.850%
5/14/2026 Walleye Capital LLC65,926$1.26M0.0%N/A1.021%
5/7/2026 Dimensional Fund Advisors LP14,135$269K0.0%N/A0.219%
2/18/2026 Empowered Funds LLC14,955$136K0.0%-93.3%0.233%
2/18/2026 Opaleye Management Inc.285,000$2.59M0.3%N/A4.438%
2/18/2026 Millennium Management LLC34,478$313K0.0%-94.3%0.537%
2/18/2026 Bridgeway Capital Management LLC14,955$136K0.0%-93.3%0.233%
2/17/2026 AQR Capital Management LLC14,172$129K0.0%-96.2%0.221%
2/17/2026 Rothschild Wealth LLC19,000$172K0.0%N/A0.296%
2/13/2026 Nantahala Capital Management LLC587,335$5.33M0.2%-93.3%9.149%
2/13/2026 State Street Corp25,672$233K0.0%-93.0%0.400%
2/12/2026 Jane Street Group LLC11,841$107K0.0%-52.0%0.184%
2/12/2026 Renaissance Technologies LLC190,697$1.73M0.0%-93.5%2.969%
2/12/2026 Edgewood Management LLC107,518$975K0.0%N/A1.674%
2/11/2026 Empowered Funds LLC14,955$136K0.0%-93.3%0.233%
2/9/2026 Geode Capital Management LLC69,065$627K0.0%-93.2%1.075%
2/2/2026 CM Management LLC50,000$454K0.4%-93.1%0.779%
1/21/2026 TSP Capital Management Group LLC25,056$227K0.1%-92.1%0.390%
1/20/2026 Thurston Springer Miller Herd & Titak Inc.4,499$41K0.0%N/A0.070%
11/17/2025Perritt Capital Management Inc350,316$309K0.1%+51.6%0.364%
11/17/2025 Millennium Management LLC605,983$534K0.0%-12.7%0.630%
11/14/2025 Virtu Financial LLC29,430$26K0.0%N/A0.031%
11/14/2025 Two Sigma Investments LP371,429$327K0.0%-14.7%0.386%
11/7/2025 GSA Capital Partners LLP381,584$336K0.0%+536.0%0.396%
11/7/2025Vanguard Group Inc.4,425,543$3.90M0.0%+0.9%4.598%
11/3/2025 Belpointe Asset Management LLC33,195$29K0.0%-60.9%0.034%
8/15/2025 Bridgeway Capital Management LLC223,401$143K0.0%-15.2%0.232%
8/14/2025 Nantahala Capital Management LLC8,810,073$5.65M0.2%+4.4%9.154%
8/13/2025 Invesco Ltd.270,729$174K0.0%-36.4%0.283%
8/11/2025 TSP Capital Management Group LLC316,875$203K0.1%+12.2%0.331%
8/8/2025 Geode Capital Management LLC1,021,383$655K0.0%-7.8%1.066%
6/27/2025 Goldman Sachs Group Inc.68,373$46K0.0%-26.4%0.071%
5/20/2025Belpointe Asset Management LLC95,679$65K0.0%N/A0.100%
5/16/2025Empowered Funds LLC263,401$178K0.0%-42.1%0.275%
5/16/2025Goldman Sachs Group Inc.68,373$46K0.0%-26.4%0.071%
5/16/2025AQR Capital Management LLC636,771$430K0.0%-29.4%0.665%
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5/15/2025Nantahala Capital Management LLC8,439,762$5.69M0.2%+3.6%8.812%
5/12/2025Invesco Ltd.425,488$287K0.0%-24.4%0.444%
5/9/2025CM Management LLC475,000$320K0.3%+18.8%0.496%
4/22/2025Palumbo Wealth Management LLC171,176$115K0.0%-16.7%0.179%
2/17/2025Two Sigma Advisers LP716,134$624K0.0%-3.9%0.750%
2/17/2025Two Sigma Investments LP910,046$793K0.0%+3.9%0.953%
2/17/2025Point72 Asia Singapore Pte. Ltd.51,212$45K0.0%-24.6%0.054%
2/17/2025Millennium Management LLC1,101,278$959K0.0%-7.1%1.153%
2/17/2025Bridgeway Capital Management LLC455,282$397K0.0%-8.7%0.477%
2/14/2025Jane Street Group LLC69,704$61K0.0%-45.8%0.073%
2/14/2025Nantahala Capital Management LLC8,148,336$7.10M0.3%-8.9%8.534%
2/14/2025Northern Trust Corp227,217$198K0.0%+21.3%0.238%
2/14/2025Stifel Financial Corp31,500$27K0.0%N/A0.033%
2/13/2025Marshall Wace LLP73,909$64K0.0%N/A0.077%
2/13/2025XTX Topco Ltd51,341$45K0.0%-70.1%0.054%
2/13/2025Renaissance Technologies LLC2,993,497$2.61M0.0%-7.4%3.135%
2/13/2025Russell Investments Group Ltd.424,059$369K0.0%-35.9%0.444%
2/12/2025Perritt Capital Management Inc372,899$325K0.2%-4.4%0.391%
2/12/2025Geode Capital Management LLC1,095,911$955K0.0%+2.0%1.148%
2/10/2025Commonwealth Equity Services LLC34,101$30K0.0%N/A0.036%
2/7/2025Wealthfront Advisers LLC61,122$53K0.0%N/A0.064%
2/7/2025CM Management LLC400,000$348K0.3%+23.1%0.419%
1/30/2025Palumbo Wealth Management LLC205,598$179K0.1%+10.6%0.215%
1/28/2025Empowered Funds LLC455,282$397K0.0%+5.4%0.477%
1/23/2025Sonora Investment Management Group LLC44,735$39K0.0%N/A0.047%
1/14/2025Thurston Springer Miller Herd & Titak Inc.67,500$59K0.0%+33.7%0.071%
11/16/2024Geode Capital Management LLC1,074,852$1.27M0.0%+4.1%1.126%
11/15/2024XTX Topco Ltd171,842$203K0.0%N/A0.180%
11/15/2024Jane Street Group LLC128,684$152K0.0%-68.3%0.135%
11/15/2024Point72 Asia Singapore Pte. Ltd.67,936$80K0.0%-43.4%0.071%
11/14/2024Captrust Financial Advisors22,410$26K0.0%N/A0.024%
11/6/2024Empowered Funds LLC431,913$510K0.0%+5.4%0.453%
11/5/2024GSA Capital Partners LLP149,968$177K0.0%N/A0.157%
10/28/2024Palumbo Wealth Management LLC185,961$219K0.1%+9.3%0.195%
10/11/2024Thurston Springer Miller Herd & Titak Inc.50,500$60K0.0%+304.0%0.053%
9/16/2024Point72 DIFC Ltd31,929$40K0.0%N/A0.034%
9/16/2024Point72 Asia Singapore Pte. Ltd.120,088$149K0.0%N/A0.126%
8/15/2024AQR Capital Management LLC2,307,849$2.86M0.0%-28.6%2.426%
8/15/2024Point72 Asia Singapore Pte. Ltd.120,088$149K0.0%N/A0.126%
8/14/2024Point72 DIFC Ltd31,929$40K0.0%N/A0.034%
8/14/2024Marshall Wace LLP56,500$70K0.0%N/A0.059%
8/9/2024Renaissance Technologies LLC2,377,614$2.95M0.0%+13.7%2.499%
8/8/2024Perritt Capital Management Inc426,850$529K0.3%+16.1%0.449%
8/6/2024Los Angeles Capital Management LLC61,992$77K0.0%N/A0.065%
7/26/2024Bank of New York Mellon Corp351,721$436K0.0%-39.6%0.370%
7/24/2024SummerHaven Investment Management LLC161,171$200K0.1%+10.9%0.169%
5/10/2024Vanguard Group Inc.4,919,614$4.72M0.0%+0.8%5.172%
5/8/2024Russell Investments Group Ltd.2,347,024$2.25M0.0%+22,096.2%2.467%
5/7/2024SG Americas Securities LLC31,631$30K0.0%-43.3%0.033%
5/7/2024Empowered Funds LLC380,417$365K0.0%+8.2%0.400%
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The company posted $747 million in net income last quarter and plans to return at least 60% of 2026 free cash flow to shareholders. Institutions control roughly 88% of shares, with BlackRock and Vanguard among the largest holders. A multi-year Palantir partnership is driving toward $500 million in run-rate savings by year-end 2026. Last quarter alone, the company returned $189 million to shareholders and repurchased 2.8 million shares.tc pixel

Watch the briefing to see the full ownership and cash-flow breakdown.
4/30/2024TSP Capital Management Group LLC214,500$206K0.1%+18.5%0.226%
4/19/2024Denali Advisors LLC165,200$158K0.0%+286.9%0.174%
2/13/2024Armistice Capital LLC5,800,000$6.21M0.1%+47.8%6.127%
2/12/2024Senvest Management LLC562,898$602K0.0%N/A0.595%
2/5/2024Sargent Investment Group LLC44,864$48K0.0%-44.3%0.047%
1/16/2024TSP Capital Management Group LLC180,950$194K0.1%+14.7%0.191%
1/12/2024SG Americas Securities LLC55,769$60K0.0%+45.4%0.059%
11/15/2023Alethea Capital Management LLC133,793$343K0.4%N/A0.237%
11/15/2023Worth Venture Partners LLC230,773$591K0.4%+903.4%0.408%
11/15/2023Kennedy Capital Management LLC794,087$2.03M0.0%+8.5%1.405%


ASRT Institutional Ownership - Frequently Asked Questions

During the previous two years, 40 institutional investors and hedge funds held shares of Assertio. The most heavily invested institutionals were Nantahala Capital Management LLC ($5.33M), Renaissance Technologies LLC ($4.36M), Vanguard Group Inc. ($3.90M), Opaleye Management Inc. ($2.59M), Walleye Capital LLC ($1.26M), Sei Investments Co. ($1.05M), and Edgewood Management LLC ($975K).Learn more on Assertio's institutional investors.

48.96% of Assertio's stock is owned by institutional investors. Learn more on ASRT's institutional investor holdings.

Of the 30 institutional investors that purchased Assertio's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Nantahala Capital Management LLC ($661.74K), GSA Capital Partners LLP ($471.55K), Opaleye Management Inc. ($285K), XTX Topco Ltd ($171.84K), CM Management LLC ($150K), Perritt Capital Management Inc ($119.28K), and Edgewood Management LLC ($107.52K).

Institutional investors have bought a total of 1,151,809 shares in the last 24 months. This purchase volume represents approximately $14.81M in transactions.

Of the 13 institutional investors that sold Assertio's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Nantahala Capital Management LLC ($8.22M), Renaissance Technologies LLC ($2.75M), Geode Capital Management LLC ($953.20K), CM Management LLC ($674.38K), Millennium Management LLC ($660.05K), Empowered Funds LLC ($418.73K), and AQR Capital Management LLC ($355.72K).

Institutional investors have sold a total of 15,007,210 shares in the last 24 months. This volume of shares sold represents approximately $136.96M in transactions.


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Institutional ownership data for NASDAQ:ASRT is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 5/19/2026. New 13F filings are added each quarter as they're published.
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