SERA · Sera Prognostics, Inc.
$1.96
-0.05 (-2.49%)
At close · Aug 14
Going-concern doubt
— flagged Aug 12, 2026
Substantial doubt about the company's ability to continue as a going concern.
“Each of the foregoing factors may harm our business, operating results, and financial condition and may impact our ability to continue as a going concern.”View the 10-Q filed Aug 12, 2026
Market Cap
$77.32M
Shares
39.45M
Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.
| Filed | Seller | Relationship | Shares | Approx. Sale | Broker |
|---|---|---|---|---|---|
| 2026-06-15 | Lindgardt Zhenya | Officer, Director | 6,990 | 2026-06-11 | Morgan Stanley Smith Barney LLC |
| 2026-06-15 | Inglis Tiffany Eul Davis | Officer | 362 | 2026-06-11 | Morgan Stanley Smith Barney LLC |
| 2026-06-15 | Aerts Austin | Officer | 2,037 | 2026-06-11 | Morgan Stanley Smith Barney LLC |
| 2026-06-15 | Anderson Dyaarl Lee Jr. | Officer | 4,739 | 2026-06-11 | Morgan Stanley Smith Barney LLC |
| 2026-06-15 | Jackson Benjamin | Officer | 2,179 | 2026-06-11 | Morgan Stanley Smith Barney LLC |
| 2026-06-10 | Aerts Austin | Officer | 5,440 | 2026-06-09 | Morgan Stanley Smith Barney LLC |
| 2026-06-10 | Lindgardt Zhenya | Officer, Director | 20,755 | 2026-06-09 | Morgan Stanley Smith Barney LLC |
| 2026-06-08 | SANDRA AJ LAWRENCE | Director | 1,560 | 2026-06-08 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-05-12 | PAUL KEARNEY | Officer | 6,765 | 2026-05-12 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-04-21 | ROBERT HARRISON | Officer | 2,000 | 2026-04-21 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-03-24 | ROBERT HARRISON | Officer | 2,000 | 2026-03-24 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-03-12 | Lindgardt Zhenya | Officer, Director | 22,639 | 2026-03-10 | Morgan Stanley Smith Barney LLC |
| 2026-03-12 | Harrison Robert Gardner | Officer | 716 | 2026-03-11 | Morgan Stanley Smith Barney LLC |
| 2026-03-12 | Aerts Austin | Officer | 6,069 | 2026-03-10 | Morgan Stanley Smith Barney LLC |
| 2026-03-12 | Aerts Austin | Officer | 1,019 | 2026-03-11 | Morgan Stanley Smith Barney LLC |
| 2026-03-12 | Boniface John J. | Officer | 1,517 | 2026-03-11 | Morgan Stanley Smith Barney LLC |
| 2026-03-12 | Kearney Paul | Officer | 1,396 | 2026-03-11 | Morgan Stanley Smith Barney LLC |
| 2026-03-12 | Jackson Benjamin | Officer | 1,027 | 2026-03-11 | Morgan Stanley Smith Barney LLC |
| 2026-03-12 | Lindgardt Zhenya | Officer, Director | 2,973 | 2026-03-11 | Morgan Stanley Smith Barney LLC |
| 2026-03-10 | Boniface John J. | Officer | 3,038 | 2026-03-09 | Morgan Stanley Smith Barney LLC |
| 2026-03-10 | Harrison Robert Gardner | Officer | 3,360 | 2026-03-09 | Morgan Stanley Smith Barney LLC |
| 2026-03-10 | Jackson Benjamin | Officer | 3,119 | 2026-03-09 | Morgan Stanley Smith Barney LLC |
| 2026-03-10 | Aerts Austin | Officer | 674 | 2026-03-09 | Morgan Stanley Smith Barney LLC |
| 2026-03-10 | Kearney Paul | Officer | 2,026 | 2026-03-09 | Morgan Stanley Smith Barney LLC |
| 2026-03-06 | SANDRA AJ LAWRENCE | Director | 1,560 | 2026-03-06 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-02-24 | ROBERT HARRISON | Officer | 2,000 | 2026-02-24 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-01-27 | ROBERT HARRISON | Officer | 2,000 | 2026-01-27 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-12-30 | ROBERT GARDNER HARRISON | Officer | 2,000 | 2025-12-30 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-12-11 | Boniface John J. | Officer | 1,332 | 2025-12-10 | Morgan Stanley Smith Barney LLC |
| 2025-12-11 | Aerts Austin | Officer | 873 | 2025-12-10 | Morgan Stanley Smith Barney LLC |
| 2025-12-11 | Kearney Paul | Officer | 1,213 | 2025-12-10 | Morgan Stanley Smith Barney LLC |
| 2025-12-11 | Lindgardt Zhenya | Officer, Director | 4,155 | 2025-12-10 | Morgan Stanley Smith Barney LLC |
| 2025-12-11 | Harrison Robert Gardner | Officer | 616 | 2025-12-10 | Morgan Stanley Smith Barney LLC |
| 2025-12-11 | Jackson Benjamin | Officer | 892 | 2025-12-10 | Morgan Stanley Smith Barney LLC |
| 2025-12-10 | Aerts Austin | Officer | 5,232 | 2025-12-09 | Morgan Stanley Smith Barney LLC |
| 2025-12-10 | Lindgardt Zhenya | Officer, Director | 28,215 | 2025-12-09 | Morgan Stanley Smith Barney LLC |
| 2025-12-08 | SANDRA AJ LAWRENCE | Director | 1,560 | 2025-12-08 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-12-05 | Mirza Mansoor Raza | Director | 292 | 2025-12-05 | Morgan Stanley Smith Barney LLC |
| 2025-12-02 | PAUL KEARNEY | Officer | 32,203 | 2025-12-02 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-12-02 | ROBERT GARDNER HARRISON | Officer | 2,000 | 2025-12-02 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-11-26 | PAUL KEARNEY | Officer | 34,189 | 2025-11-26 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-11-12 | Harrison Robert Gardner | Officer | 6,528 | 2025-11-10 | Morgan Stanley Smith Barney LLC |
| 2025-11-12 | Jackson Benjamin | Officer | 7,059 | 2025-11-10 | Morgan Stanley Smith Barney LLC |
| 2025-11-12 | Aerts Austin | Officer | 6,351 | 2025-11-10 | Morgan Stanley Smith Barney LLC |
| 2025-11-12 | Kearney Paul | Officer | 7,073 | 2025-11-10 | Morgan Stanley Smith Barney LLC |
| 2025-11-12 | Boniface John J. | Officer | 7,767 | 2025-11-10 | Morgan Stanley Smith Barney LLC |
| 2025-11-12 | Lindgardt Zhenya | Officer, Director | 11,594 | 2025-11-10 | Morgan Stanley Smith Barney LLC |
| 2025-11-06 | Mirza Mansoor Raza | Director | 221 | 2025-11-05 | Morgan Stanley Smith Barney LLC |
| 2025-11-04 | ROBERT GARDNER HARRISON | Officer | 2,000 | 2025-11-04 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-10-07 | ROBERT GARDNER HARRISON | Officer | 2,000 | 2025-10-07 | Morgan Stanley Smith Barney LLC Executive Financial Services |
Showing 1–50 of 169 filings
Key facts
CIK
1534969
CUSIP
81749D107
13F (30d)
45 filings
45 filers
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