SERA PROGNOSTICS, INC. (SERA) is a publicly traded company in the Unknown sector. Across all available filings, 20 corporate insiders have executed 192 transactions totaling $4.3M, demonstrating a bearish sentiment with -$4.2M in net insider flow. The most recent transaction on Feb 24, 2026 involved a sale of 2,000 shares valued at $4.7K.
No significant insider buying has been recorded for SERA in the recent period.
No significant insider selling has been recorded for SERA in the recent period.
Based on recent SEC filings, insider sentiment for SERA is bearish with an Insider Alignment Score of 0/100 and a net flow of -$4.2M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at SERA PROGNOSTICS, INC. (SERA) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 20 insiders are actively trading SERA stock, having executed 192 transactions in the past 90 days. The most active insider is John J. Boniface (Executive), who has made 51 transactions totaling $1.6M.
Get notified when executives and directors at SERA file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Feb 24, 2026 | Gardner Harrison Robert | Chief Information Officer | Sale | 2,000 | $2.34 | $4.7K | |
| Dec 30, 2025 | Gardner Harrison Robert | Executive | Sale | 2,000 | $3.00 | $6.0K | |
| Dec 10, 2025 | Aerts Austin | Executive | Sale | 873 | $3.31 | $2.9K | |
| Dec 10, 2025 | J. Boniface John | Executive | Sale | 1,332 | $3.31 | $4.4K | |
| Dec 10, 2025 | Gardner Harrison Robert | Executive | Sale | 616 | $3.31 | $2.0K | |
| Dec 10, 2025 | Jackson Benjamin | Executive | Sale | 892 | $3.31 | $3.0K | |
| Dec 10, 2025 | Kearney Paul | Executive | Sale | 1,213 | $3.31 | $4.0K | |
| Dec 10, 2025 | Lindgardt Zhenya | Executive | Sale | 4,155 | $3.31 | $13.8K | |
| Dec 9, 2025 | Aerts Austin | Executive | Sale | 5,232 | $3.04 | $15.9K | |
| Dec 9, 2025 | Lindgardt Zhenya | Executive | Sale | 28,215 | $3.04 | $85.8K | |
| Dec 8, 2025 | Aj Lawrence Sandra | Executive | Sale | 1,560 | $3.05 | $4.8K | |
| Dec 5, 2025 | Raza Mirza Mansoor | Executive | Sale | 292 | $3.05 | $891 | |
| Dec 2, 2025 | Kearney Paul | Executive | Sale | 32,203 | $2.94 | $94.7K | |
| Dec 2, 2025 | Kearney Paul | Executive | Option Exercise | 32,203 | $1.62 | $52.2K | |
| Dec 2, 2025 | Gardner Harrison Robert | Executive | Sale | 2,000 | $2.93 | $5.9K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 112 | $4.2M | 94.9% |
Exercise(M) | 13 | $218.2K | 4.9% |
Purchase(P) | 1 | $9.6K | 0.2% |
Award(A) | 26 | $0 | 0.0% |
Other(J) | 12 | $0 | 0.0% |
Conversion(C) | 28 | $0 | 0.0% |
Insider selling pressure at SERA PROGNOSTICS, INC. has increased, with 20 insiders executing 192 transactions across all time. Total sales of $4.2M significantly outpace purchases of $9.6K, resulting in a net outflow of $4.2M. This selling activity appears largely discretionary, which may warrant closer attention from investors.