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Who owns Serina Therapeutics (SER) stock

25 funds reported Serina Therapeutics (SER) shares in their latest 13F filings, worth $3.1M in all. The largest holder is Sio Capital Management, LLC ($1.9M). Last quarter 9 funds added to their stakes and 6 cut them.

Largest holders of SER (13F)Largest holders of SER (13F)Sio Capital Management, LLC$1.9MVanguard Group$344KVanguard Capital Management LLC$315KWaverly Advisors, LLC$131KGeode Capital Management, LLC$99KKeel Point, LLC$42KNorthern Trust$40KVanguard Fiduciary Trust$39KAvidian Wealth Enterprises, LLC$38KJane Street Group, LLC$30K

Largest holders (13F)

FundSharesValueChangeQuarter
Sio Capital Management, LLC1,000,000$1.9Munchanged2026-06-30
Vanguard Group180,013$344Kunchanged2025-12-31
Vanguard Capital Management LLC162,198$315Kincrease2026-06-30
Waverly Advisors, LLC67,492$131Kunchanged2026-06-30
Geode Capital Management, LLC51,007$99Kdecrease2026-06-30
Keel Point, LLC21,508$42Kunchanged2026-06-30
Northern Trust20,771$40Knew2026-06-30
Vanguard Fiduciary Trust20,009$39Kunchanged2026-06-30
Avidian Wealth Enterprises, LLC18,800$38Kunchanged2026-09-30
Jane Street Group, LLC15,444$30Kdecrease2026-06-30
State Street12,758$25Kunchanged2026-06-30
Wells Fargo3,611$7Kincrease2026-06-30
Tower Research Capital LLC2,570$5Kincrease2026-06-30
BlackRock2,378$5Kdecrease2026-06-30
Osaic Holdings2,002$4Kincrease2026-06-30

Serina Therapeutics' latest quarter

Serina Therapeutics, Q2 2025: revenue $130K (+155% year over year), net loss $6.5M, operating cash flow −$3.8M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most SER stock?

By the latest 13F filings: Sio Capital Management, LLC ($1.9M); Vanguard Group ($344K); Vanguard Capital Management LLC ($315K); Waverly Advisors, LLC ($131K); Geode Capital Management, LLC ($99K).

What is the short interest in SER?

43,870 shares were sold short at the 2026-10-15 settlement, -22.49% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.