Serina Therapeutics, Inc.
SER- Exchange
- NYSE
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001708599
In the last 90 days, Serina Therapeutics, Inc. insiders filed 1 open-market purchase and 0 sales; 27 institutions reported holding it in 13F filings for Q2 2026, worth $2.73M in total; no superinvestor holds it.
Q1 2026 vs. Q4 2025
How the institutions holding Serina Therapeutics, Inc. changed between Q4 2025 and Q1 2026.
All holders in Q1 2026All holders in Q4 2025
| Measure | Q4 2025 | Of which not filed for Q1 2026 | Q1 2026 | Change |
|---|---|---|---|---|
| Holders | 22 | 2 | 25 | +5 |
| Shares | 429.6K | 180.0K | 1.47M | +1.22M (+490.0%) |
| Value | $821.8K | $344.4K | $2.86M | +$2.38M (+498.3%) |
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.
New holders (10)
Institutions that held Serina Therapeutics, Inc. at the end of Q1 2026 but not at the end of Q4 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Sio Capital Management, LLC | 1,000,000 | $1.94M | 0.28% |
| Vanguard Capital Management LLC | 159,136 | $308.7K | 0.00% |
| Jane Street Group, LLC | 39,653 | $76.9K | 0.00% |
| Vanguard Fiduciary Trust Co | 20,009 | $38.8K | 0.00% |
| Avidian Wealth Solutions, LLC | 18,800 | $36.5K | 0.00% |
| Caitong International Asset Management Co., Ltd | 3,982 | $7.72K | 0.00% |
| Vanguard Global Advisers, LLC | 368 | $714 | 0.00% |
| Advisory Services Network, LLC | 14 | $27 | 0.00% |
| Farther Finance Advisors, LLC | 1 | $2 | 0.00% |
| Federation des caisses Desjardins du Quebec | 1 | $2 | 0.00% |
Sold out (5)
Institutions that held Serina Therapeutics, Inc. at the end of Q4 2025 and filed for Q1 2026 without it.
| Institution | Shares, Q4 2025 | Value, Q4 2025 |
|---|---|---|
| Broadwood Capital Inc | 54,484 | $104.2K |
| Linscomb & Williams, Inc. | 18,800 | $36.0K |
| Northern Trust Corp | 14,082 | $26.9K |
| HighTower Advisors, LLC | 11,980 | $22.9K |
| Bank of America Corp | 3 | $6 |
Not filed for Q1 2026 yet (2)
Institutions that held Serina Therapeutics, Inc. at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q4 2025 | Value, Q4 2025 |
|---|---|---|
| Vanguard Group Inc | 180,013 | $344.4K |
| Global Retirement Partners, LLC | 1 | $2 |