SEER — Seer, 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 2020-12-04.
Performance
Technicals
Others in Healthcare
Measured signals that fired on SEER
| date | signal | measured base rate |
|---|---|---|
| 2026-08-17 | 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 |
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 |
|---|---|---|---|---|---|
| 2026-08-18 | Horn David R. PRESIDENT & CFO | Open-market sale | 7.3K | 2.03 | 14.8K |
| 2026-07-28 | LANGER ROBERT Director | Grant or award | 16.5K | 0.00 | 0 |
| 2026-07-28 | Gulyani Meeta Director | Grant or award | 16.5K | 0.00 | 0 |
| 2026-07-28 | Nishar Dipchand Director | Grant or award | 16.5K | 0.00 | 0 |
| 2026-07-28 | Ro Isaac Director | Grant or award | 12.4K | 0.00 | 0 |
| 2026-07-28 | Roelofs Nicolas H PHD Director | Grant or award | 16.5K | 0.00 | 0 |
| 2026-07-28 | MCGUIRE TERRANCE Director | Grant or award | 16.5K | 0.00 | 0 |
| 2026-07-08 | Nishar Dipchand Director | Open-market sale 10b5-1 plan | 10.7K | 2.18 | 23.3K |
| 2026-05-20 | Horn David R. PRESIDENT & CFO | Open-market sale | 7.3K | 1.69 | 12.4K |
| 2026-05-08 | Bazarko Anthony R. Chief Commercial Officer | Grant or award | 75.0K | — | — |
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 |
|---|---|---|
| SOFTBANK GROUP CORP. | 8.6M | 5.1M |
| Siren, L.L.C. | 4.1M | 2.5M |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.3M | 2.0M |
| BlackRock, Inc. | 3.1M | 1.8M |
| RENAISSANCE TECHNOLOGIES LLC | 1.6M | 976.7K |
| AJU IB Investment Co., Ltd. | 1.5M | 816.4K |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | 1.4M | 825.0K |
| TWO SIGMA INVESTMENTS, LP | 859.5K | 511.6K |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 771.9K | 459.4K |
| Peapod Lane Capital LLC | 735.9K | 438.6K |
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 →
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
- Seer, Inc. (SEER) filed form 8-K · 2026-08-11 · SEC EDGAR
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