13F

Stock

OS Therapies Inc

OSTX · held by 29 managers

Reported value

$4.03M

Holders

29

+8 new · −6 exited

Holders’ est. mark

$9.91K

Price effect on 18 books still in the name

Largest holder

$661.9K

VANGUARD CAPITAL MANAGEMENT LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
VANGUARD CAPITAL MANAGEMENT LLC469.5K$661.9KHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP448.7K$632.7KNew
CM Management, LLC400K$564K$4KAdded$4K
UBS Group AG348.7K$491.6K$182Added$466.2K
GEODE CAPITAL MANAGEMENT, LLC280K$394.9K$2.46KAdded$50.4K
HOWARD FINANCIAL SERVICES, LTD.245.4K$346.1KNew
VANGUARD FIDUCIARY TRUST CO116.7K$164.5KHeld
State Street91.2K$128.6K$585Added$46.7K
NORTHERN TRUST CORP66.1K$93.1K$660Cut−$6.7K
BlackRock, Inc.64.8K$91.3K$615Added$5.33K
Beacon Pointe Advisors, LLC62.5K$88.1KNew
JANE STREET GROUP, LLC40.3K$56.8K$278Added$18K
SANDERS MORRIS HARRIS LLC32K$45.1KNew
XTX Topco Ltd31.6K$44.6KNew
TWO SIGMA INVESTMENTS, LP26.4K$37.2K$264Cut−$85.4K
BRIDGEWAY CAPITAL MANAGEMENT, LLC25K$35.3K$250Added$250
Vanguard Global Advisers, LLC21K$29.6KHeld
HighTower Advisors, LLC15.2K$21.4KNew
STIFEL FINANCIAL CORP15K$21.1K$150Added$150
Stratos Wealth Advisors, LLC13.8K$19.5K$138Added$138
JONES FINANCIAL COMPANIES LLLP12.9K$18.2K$109Added$3K
MERCER GLOBAL ADVISORS INC /ADV10.2K$14.4K$102Added$102
LPL Financial LLC10.1K$14.3K$101Added$101
MORGAN STANLEY9.49K$13.4K$10Added$12K
Tower Research Capital LLC (TRC)4.18K$5.89K$1Added$5.77K
ARMSTRONG ADVISORY GROUP, INC100$141$1Added$1
INGALLS & SNYDER LLC36.7K$52$1Added$1
Caitong International Asset Management Co., Ltd17$24New
Fidelity2$2New

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.