13F

Stock

FibroBiologics, Inc.

FBLG · held by 46 managers

Reported value

$993.8K

Holders

46

+0 new · −2 exited

Holders’ est. mark

−$15.6K

Price effect on 3 books still in the name

Largest holder

$273.7K

Vanguard

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Vanguard1.22M$273.7KHeld
BlackRock, Inc.482.4K$108.5KHeld
GEODE CAPITAL MANAGEMENT, LLC348.8K$78.5KHeld
Cascade Financial Partners, LLC314.6K$70.7KHeld
MILLENNIUM MANAGEMENT LLC288.5K$64.9KHeld
Renaissance Technologies231.6K$52.1KHeld
JANE STREET GROUP, LLC149.8K$33.7KHeld
AMG National Trust Bank139K$31.3KHeld
UBS Group AG120.8K$27.2KHeld
State Street111.3K$25KHeld
Optivise Advisory Services LLC110.1K$24.8KHeld
Requisite Capital Management, LLC109.7K$24.7KHeld
&PARTNERS100K$22.5KHeld
Cerity Partners LLC93.9K$21.1KHeld
American Institute for Advanced Investment Management, LLP88.2K$19.8KHeld
SAXON INTERESTS, INC.57K$12.8KHeld
BANK OF AMERICA CORP /DE/48.2K$10.8K−$15.5KCut−$15.5K
NORTHERN TRUST CORP47.7K$10.7KHeld
RMR Wealth Builders38.4K$8.63KHeld
XTX Topco Ltd37.9K$8.53KHeld
Concurrent Investment Advisors, LLC35.3K$7.93KHeld
DRW Securities, LLC33.3K$7.5KHeld
Ethos Financial Group, LLC24.4K$5.49KHeld
RAYMOND JAMES FINANCIAL INC18.6K$4.19KHeld
Tower Research Capital LLC (TRC)18.1K$4.07KHeld
Cetera Investment Advisers18K$4.05KHeld
NewEdge Advisors, LLC16.9K$3.8KHeld
Qube Research & Technologies Ltd16.8K$3.79KHeld
CAHABA WEALTH MANAGEMENT, INC.14.7K$3.31KHeld
Flaharty Asset Management, LLC14.7K$3.31KHeld
Point72 Asset Management, L.P.14.5K$3.26KHeld
Brooklyn Investment Group11.5K$2.88KHeld
GOLDMAN SACHS GROUP INC10.5K$2.35KHeld
Global Assets Advisory, LLC10.4K$2.35KHeld
CWA Asset Management Group, LLC10K$2.25KHeld
OSAIC HOLDINGS, INC.6K$1.32KHeld
ISLAY CAPITAL MANAGEMENT, LLC3.39K$763Held
Grove Bank & Trust2K$450Held
Disciplined Equity Management, Inc.1K$418Held
BNP PARIBAS FINANCIAL MARKETS1.31K$294Held
Allworth Financial LP261$59−$84Cut−$84
WELLS FARGO & COMPANY/MN200$45Held
Optiver Holding B.V.26$6Held
DEUTSCHE BANK AG\18$4Held
BARCLAYS PLC1$0−$1Cut−$1
ROYAL BANK OF CANADA1.84K$0Held

Who left

Positions as of Q4 2025. 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.