Free Trial
→ Ticker Revealed: Pre-IPO Access to 'Next Elon Musk' Company (From Banyan Hill Publishing) (Ad)tc pixel Free ASRT Stock Alerts

Assertio (ASRT) Institutional Ownership

Assertio logo
$23.46 +0.02 (+0.09%)
Closing price 05/26/2026 04:00 PM Eastern
Extended Trading
$23.42 -0.04 (-0.15%)
As of 04:01 AM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
Compare

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

Current
Institutional Ownership
Percentage
48.96%
Number of
Institutional Buyers
(last 12 months)
17
Total
Institutional Inflows
(last 12 months)
$18.70M
Number of
Institutional Sellers
(last 12 months)
15
Total
Institutional Outflows
(last 12 months)
$139.91M
Get ASRT Insider Trade Alerts

Want to know when executives and insiders are buying or selling Assertio stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Subscribe Now
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
Skip Chart & View Institutional Buying and Selling Data

ASRT Institutional Buying and Selling by Quarter

Assertio Major Shareholders & Ownership History

Export
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%
The 1934 playbook (Ad)

In 1934, a legal government maneuver transferred billions in wealth overnight. Most Americans never saw it coming — but those who did walked away wealthy.Trump holds that same legal authority today. Advisors close to the administration believe he may use it.If he does, the transfer moves fast. The window to position yourself on the right side is already closing.tc pixel

Get the free report now
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%
Nobody Understands Why Trump Is Invading Iran (here’s the answer) (Ad)

Most investors are reacting to the Iran strikes without understanding the underlying motive driving the decision. Addison Wiggin, Founder of Grey Swan Investment Fraternity, says there is a hidden reason behind the bombing - and knowing it could change how you position your money right now.tc pixel

Discover the real reason behind the Iran strikes before markets react
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, 44 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 34 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), Renaissance Technologies LLC ($323.56K), Opaleye Management Inc. ($285K), Point72 Asia Singapore Pte. Ltd. ($240.18K), Perritt Capital Management Inc ($178.61K), and XTX Topco Ltd ($171.84K).

Institutional investors have bought a total of 1,556,670 shares in the last 24 months. This purchase volume represents approximately $18.70M in transactions.

Of the 15 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 ($1.04M), 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 15,312,783 shares in the last 24 months. This volume of shares sold represents approximately $139.91M in transactions.


Related Companies

This page (NASDAQ:ASRT) was last updated on 5/27/2026 by MarketBeat.com Staff.
From Our Partners
The 1934 playbook
In 1934, a legal government maneuver transferred billions in wealth overnight. Most Americans never saw it com...
American Alternative | Sponsoredtc pixel
SpaceX eyes a 1.75 trillion valuation - here's what to know
Elon Musk's team has quietly filed confidential paperwork with the SEC for what Bloomberg estimates could be a...
Brownstone Research | Sponsoredtc pixel
$30 stock to buy before Starlink goes public (WATCH NOW!)
In the next 3 minutes… James Altucher – legendary investor and venture capitalist… And someone who’s kno...
Paradigm Press | Sponsoredtc pixel
Trump's gold order: the announcement they won't put on the front page
On August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...
Reagan Gold Group | Sponsoredtc pixel
Your book attached
Bill Poulos is giving away his 'Safe Trade Options Formula' book for free - but only for a limited time throug...
Profits Run | Sponsoredtc pixel
My feud with Zohran Mamdani
Emmy-winning analyst releases his next big story Whitney Tilson shocked the nation on 60 Minutes when he ac...
Stansberry Research | Sponsoredtc pixel
Read now. Do not delete. You’ve been warned.
Three Nobel Prize Winners expose this once-in-a-generation wealth shift: “Don’t Say I Didn’t Warn You” P...
Porter & Company | Sponsoredtc pixel
SpaceX IPO hides a much bigger story
The SpaceX IPO could be the biggest in history at $1.75 trillion - but the real story isn't the IPO itself. ...
Weiss Ratings | Sponsoredtc pixel