SER — Serina Therapeutics, Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2018-11-29.
Performance
Technicals
Others in Healthcare
Measured signals that fired on SER
| date | signal | measured base rate |
|---|---|---|
| 2026-04-30 | Short volume far above its own normal short | -0.76% over 21 days · t = -2.79 · n = 5,897 statistically distinguishable from its control group |
| 2026-03-30 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-03-19 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-07-07 | Brannan Stephen K. Director | Open-market purchase | 1.0K | 2.03 | 2.0K |
| 2026-06-17 | Bailey Gregory Director | Conversion | 6.7M | 2.25 | 15.0M |
| 2026-06-17 | Bailey Gregory Director | Conversion | 1.8M | 2.25 | 4.0M |
| 2026-06-17 | Venkatesan Jay Director | Conversion | 224.2K | 2.25 | 504.3K |
| 2026-06-12 | WILSON KAREN J Director | Open-market purchase | 5.0K | 1.77 | 8.8K |
| 2026-06-11 | WILSON KAREN J Director | Open-market purchase | 5.1K | 1.75 | 8.9K |
| 2026-05-26 | LEDGER STEVEN A Chief Executive Officer | Grant or award | 10.1K | 1.93 | 19.5K |
| 2026-05-22 | WILSON KAREN J Director | Open-market purchase | 10.0K | 1.93 | 19.3K |
| 2026-05-22 | Venkatesan Jay Director | Open-market purchase | 589 | 1.78 | 1.0K |
| 2026-05-21 | WILSON KAREN J Director | Open-market purchase | 10.0K | 1.77 | 17.7K |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| Sio Capital Management, LLC | 1.9M | 1.0M |
| VANGUARD CAPITAL MANAGEMENT LLC | 308.7K | 159.1K |
| Waverly Advisors, LLC | 130.9K | 67.5K |
| GEODE CAPITAL MANAGEMENT, LLC | 126.0K | 65.0K |
| BlackRock, Inc. | 113.0K | 58.3K |
| JANE STREET GROUP, LLC | 76.9K | 39.7K |
| VANGUARD FIDUCIARY TRUST CO | 38.8K | 20.0K |
| Avidian Wealth Enterprises, LLC | 36.5K | 18.8K |
| STATE STREET CORP | 24.8K | 12.8K |
| Caitong International Asset Management Co., Ltd | 7.7K | 4.0K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| S-8 | 2026-08-13 | — | on EDGAR ↗ |
| 8-K | 2026-08-13 | 2026-08-13 | on EDGAR ↗ |
| 10-Q | 2026-08-13 | 2026-06-30 | on EDGAR ↗ |
| 4 | 2026-07-23 | 2026-07-22 | on EDGAR ↗ |
| 3 | 2026-07-23 | 2026-07-22 | on EDGAR ↗ |
| 8-K | 2026-07-23 | 2026-07-19 | on EDGAR ↗ |
| 8-K | 2026-07-22 | 2026-07-22 | on EDGAR ↗ |
| SCHEDULE 13D/A | 2026-07-22 | — | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Serina Therapeutics reports Q2 results · 2026-08-14
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