13F

Stock

Xenetic Biosciences, Inc.

XBIO · held by 6 managers

Reported value

$446K

Holders

6

+0 new · −6 exited

Holders’ est. mark

$77.4K

Price effect on 5 books still in the name

Largest holder

$368.3K

Renaissance Technologies

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Renaissance Technologies137.4K$368.3K$70.1KCut−$19K
GEODE CAPITAL MANAGEMENT, LLC21.4K$57.5K$6.92KAdded$28K
VANGUARD CAPITAL MANAGEMENT LLC6.73K$18KHeld
Tower Research Capital LLC (TRC)806$2.16K$411Cut−$6.55K
JTC Employer Solutions Trustee Ltd2.7K$7$1Added$1
Darwin Wealth Management, LLC2$5$1Added$1

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.