13F

Stock

Assertio Holdings Inc

Ticker not mapped · held by 66 managers

Reported value

$47.5M

Holders

66

+20 new · −6 exited

Holders’ est. mark

$12.9M

Price effect on 42 books still in the name

Largest holder

$13.2M

Nantahala Capital Management, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Nantahala Capital Management, LLC692.3K$13.2M$5.87MAdded$7.87M
VANGUARD CAPITAL MANAGEMENT LLC269K$5.13MHeld
Opaleye Management Inc.265.7K$5.06MNew
Renaissance Technologies228.6K$4.36M$1.91MAdded$2.63M
EDGEWOOD MANAGEMENT LLC107.5K$2.05M$1.07MAdded$1.07M
BlackRock, Inc.90K$1.72M$899.4KAdded$899.5K
JANE STREET GROUP, LLC79.4K$1.51M$118.3KAdded$1.41M
GEODE CAPITAL MANAGEMENT, LLC76.3K$1.46M$690.2KAdded$828.4K
Walleye Capital LLC65.9K$1.26MNew
SEI INVESTMENTS CO54.9K$1.05MNew
Huntleigh Advisors, Inc.52.6K$1MNew
Citadel51.3K$977.5K$446.6KAdded$572K
Informed Momentum Co LLC45.1K$860.5KNew
MARSHALL WACE, LLP40.8K$777.1KNew
CM Management, LLC35K$667.1K$349.6KAdded$213.6K
VANGUARD FIDUCIARY TRUST CO34.4K$655.4KHeld
TWO SIGMA INVESTMENTS, LP33.6K$640K$186.5KAdded$470.6K
State Street27.8K$529.3K$256.5KAdded$296.5K
CORSAIR CAPITAL MANAGEMENT, L.P.25.5K$487KNew
TSP Capital Management Group, LLC25.1K$477.6K$250.3KAdded$250.3K
BANK OF AMERICA CORP /DE/25K$477.1K$3.79KAdded$473.7K
MORGAN STANLEY21K$400.8K$210.1KAdded$170.9K
Quadrature Capital Ltd18.7K$356.2KNew
Squarepoint Ops LLC17.9K$341KNew
MILLENNIUM MANAGEMENT LLC16.4K$313.1K$164.1KAdded$345
Empowered Funds, LLC16K$305.2K$149.4KAdded$169.6K
BRIDGEWAY CAPITAL MANAGEMENT, LLC16K$305.2K$149.4KAdded$169.6K
Verdad Advisers, LP15.5K$296.2KNew
NORTHERN TRUST CORP14.6K$277.7K$134.8KAdded$155.3K
DIMENSIONAL FUND ADVISORS LP14.1K$269.4KNew
UBS Group AG6.33K$120.7K$9.44KAdded$112.1K
THURSTON, SPRINGER, MILLER, HERD & TITAK, INC.4.5K$85.7K$44.9KAdded$44.9K
Vanguard Global Advisers, LLC2.06K$39.4KHeld
ROYAL BANK OF CANADA789$15K$7.49KAdded$6K
OSAIC HOLDINGS, INC.376$7.17K$400Added$6.8K
CITIGROUP INC325$6.2KNew
MCF Advisors LLC100$1.91KNew
WELLS FARGO & COMPANY/MN100$1.91K$819Added$1.16K
JPMORGAN CHASE & CO88$1.61K$810Added$810
Annis Gardner Whiting Capital Advisors, LLC80$1.52KNew
Arax Advisory Partners63$1.2K$629Added$629
Axiom Investment Management LLC63$1.2KHeld
Strategic Investment Solutions, Inc. /IL50$953$499Added$499
Activest Wealth Management50$953$499Added$499
Darwin Wealth Management, LLC46$885$464Added$464
Financial Management Professionals, Inc.45$858$450Added$450
MAI Capital Management29$553$289Added$289
Key Financial Inc29$553$290Added$290
Fidelity23$438$229Cut−$324
Allworth Financial LP18$344$180Added$180
SOA Wealth Advisors, LLC.16$305$160Added$160
Smartleaf Asset Management LLC16$292$145Added$145
Federation des caisses Desjardins du Quebec13$248$130Added$130
SBI Securities Co., Ltd.10$191$100Cut−$163
Advisory Services Network, LLC10$191New
Cassaday & Co Wealth Management LLC8$153New
Main Street Group, LTD8$152New
Newbridge Financial Services Group, Inc.8$152$79Added$79
IFP Advisors, Inc5$95New
Larson Financial Group LLC5$95$10Added$86
ACADIAN ASSET MANAGEMENT LLC3.9K$73$18Added$57
Inspire Investing, LLC3$59$21Added$41
Caitong International Asset Management Co., Ltd3$57New
TD Waterhouse Canada Inc.2$40$22Added$22
JONES FINANCIAL COMPANIES LLLP2$39$21Added$21
UMB Bank, n.a.2$38New

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.