13F

Stock

iSpecimen Inc.

ISPC · held by 11 managers

Reported value

$32.9K

Holders

11

+0 new · −0 exited

Holders’ est. mark

−$46

Price effect on 1 books still in the name

Largest holder

$10.8K

GEODE CAPITAL MANAGEMENT, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
GEODE CAPITAL MANAGEMENT, LLC41.6K$10.8KHeld
Vanguard29.4K$7.65KHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP15.1K$3.92KHeld
JANE STREET GROUP, LLC14.1K$3.67KHeld
Jump Financial, LLC10.5K$2.72KHeld
Tower Research Capital LLC (TRC)6.66K$1.73KHeld
UBS Group AG6.45K$1.68KHeld
BlackRock, Inc.2.83K$735Held
BANK OF AMERICA CORP /DE/83$22−$46Cut−$36
SBI Securities Co., Ltd.4$1Held
Sachetta, LLC2$1Held

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.