| $350M | ||
| $217M | ||
| $172M | ||
| $109M | ||
| $107M | ||
| $104M |
Buys | $0 | 0 | 0 |
Sells | $659,174 | 52 | 100 |
| Mirza Mansoor Raza | director | 0 | $0 | 2 | $1,562 | $-1,562 |
| Lawrence Sandra AJ | director | 0 | $0 | 3 | $11,154 | $-11,154 |
| Anderson Dyaarl Lee Jr. | Chief Commercial Officer | 0 | $0 | 2 | $13,125 | $-13,125 |
| Inglis Tiffany Eul Davis | Chief Medical Officer | 0 | $0 | 3 | $17,988 | $-17,988 |
| Boniface John J. | Chief Scientific Officer | 0 | $0 | 4 | $33,808 | $-33,808 |
| Jackson Benjamin | General Counsel | 0 | $0 | 6 | $38,415 | $-38,415 |
| Harrison Robert Gardner | Chief Information Officer | 0 | $0 | 9 | $55,809 | $-55,809 |
| Aerts Austin | Chief Financial Officer | 0 | $0 | 8 | $65,775 | $-65,775 |
| Kearney Paul | Chief Data Officer | 0 | $0 | 6 | $131,013 | $-131,013 |
| Lindgardt Zhenya | Chief Executive Officer | 0 | $0 | 9 | $290,524 | $-290,524 |
Sera Prognostics, Inc. is a women's health diagnostics firm that focuses on creating, advancing, and bringing to market biomarker tests aimed at improving pregnancy results. Their primary product, the PreTRM test, is a blood-based biomarker assay specifically designed to predict the likelihood of spontaneous preterm birth in singleton pregnancies where no symptoms are yet present. Additionally, the company is cultivating a portfolio of potential tests for various other pregnancy-related conditions, such as preeclampsia, predicting time-to-birth …
Over the last 12 months, insiders at Sera Prognostics, Inc. have bought $0 and sold $659,174 worth of Sera Prognostics, Inc. stock.
On average, over the past 5 years, insiders at Sera Prognostics, Inc. have bought $9,600 and sold $1.23M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 8,000 shares for transaction amount of $9,600 was made by Jackson Benjamin (General Counsel) on 2022‑06‑14.
| 2026-10-12 | Sale | Inglis Tiffany Eul Davis | Chief Medical Officer | 8,024 0.0156% | $2.03 | $16,289 | -1.69% | |
| 2026-09-10 | Sale | Lindgardt Zhenya | Chief Executive Officer | 7,022 0.0179% | $2.00 | $14,044 | -0.49% | |
| 2026-09-10 | Sale | Jackson Benjamin | General Counsel | 2,190 0.0056% | $2.00 | $4,380 | -0.49% | |
| 2026-09-10 | Sale | Inglis Tiffany Eul Davis | Chief Medical Officer | 486 0.0012% | $2.00 | $972 | -0.49% | |
| 2026-09-10 | Sale | Anderson Dyaarl Lee Jr. | Chief Commercial Officer | 1,800 0.0046% | $2.00 | $3,600 | -0.49% | |
| 2026-09-08 | Sale | Lindgardt Zhenya | Chief Executive Officer | 20,139 0.0397% | $2.00 | $40,278 | +1.49% | |
| 2026-06-11 | Sale | Lindgardt Zhenya | Chief Executive Officer | 6,990 0.0191% | $2.01 | $14,050 | +5.18% | |
| 2026-06-11 | Sale | Aerts Austin | Chief Financial Officer | 2,037 0.0056% | $2.01 | $4,094 | +5.18% | |
| 2026-06-11 | Sale | Jackson Benjamin | General Counsel | 2,179 0.0059% | $2.01 | $4,380 | +5.18% | |
| 2026-06-11 | Sale | Inglis Tiffany Eul Davis | Chief Medical Officer | 362 0.001% | $2.01 | $728 | +5.18% | |
| 2026-06-11 | Sale | Anderson Dyaarl Lee Jr. | Chief Commercial Officer | 4,739 0.0129% | $2.01 | $9,525 | +5.18% | |
| 2026-06-09 | Sale | Lindgardt Zhenya | Chief Executive Officer | 20,755 0.0531% | $2.08 | $43,170 | -4.69% | |
| 2026-06-09 | Sale | Aerts Austin | Chief Financial Officer | 5,440 0.0139% | $2.08 | $11,315 | -4.69% | |
| 2026-06-08 | Sale | Lawrence Sandra AJ | director | 1,560 0.0042% | $2.15 | $3,354 | -3.33% | |
| 2026-03-11 | Sale | Lindgardt Zhenya | Chief Executive Officer | 2,973 0.0084% | $2.04 | $6,065 | +5.18% | |
| 2026-03-11 | Sale | Aerts Austin | Chief Financial Officer | 1,019 0.0029% | $2.04 | $2,079 | +5.18% | |
| 2026-03-11 | Sale | Kearney Paul | Chief Data Officer | 1,396 0.0039% | $2.04 | $2,848 | +5.18% | |
| 2026-03-11 | Sale | Boniface John J. | Chief Scientific Officer | 1,517 0.0043% | $2.04 | $3,095 | +5.18% | |
| 2026-03-11 | Sale | Jackson Benjamin | General Counsel | 1,027 0.0029% | $2.04 | $2,095 | +5.18% | |
| 2026-03-11 | Sale | Harrison Robert Gardner | Chief Information Officer | 716 0.002% | $2.04 | $1,461 | +5.18% |
| Jackson Benjamin | General Counsel | 159566 0.4147% | $307,962.38 | 1 | 21 | +51.59% |
| Increased Positions | 22 | +31.88% | 342,829 | +1.89% |
| Decreased Positions | 23 | -33.33% | 847,133 | -4.67% |
| New Positions | 7 | New | 119,530 | New |
| Sold Out Positions | 8 | Sold Out | 486,895 | Sold Out |
| Total Postitions | 68 | -1.45% | 18M | -2.78% |
| Baker Bros. Advisors Lp | $16,495.00 | 14.47% | 5.5M | 0 | 0% | 2025-09-30 |
| Whetstone Capital Advisors, Llc | $10,897.00 | 9.56% | 3.63M | 0 | 0% | 2025-09-30 |
| Aberdeen Group Plc | $6,839.00 | 6% | 2.28M | +52,332 | +2.35% | 2025-09-30 |
| Vivo Capital, Llc | $4,951.00 | 4.34% | 1.65M | 0 | 0% | 2025-09-30 |
| Vanguard Group Inc | $3,652.00 | 3.2% | 1.22M | +54,008 | +4.64% | 2025-09-30 |
| Citadel Advisors Llc | $1,961.00 | 1.72% | 653,746 | +24,739 | +3.93% | 2025-09-30 |
| Captrust Financial Advisors | $1,807.00 | 1.59% | 602,336 | +59 | +<0.01% | 2025-09-30 |
| Geode Capital Management, Llc | $993.00 | 0.87% | 331,115 | +28,705 | +9.49% | 2025-09-30 |
| Sanders Morris Harris Llc | $791.00 | 0.69% | 263,600 | 0 | 0% | 2025-09-30 |
| Awm Investment Company, Inc. | $622.00 | 0.55% | 207,382 | -473,549 | -69.54% | 2025-09-30 |