Form 4 for SERA SERA PROGNOSTICS, INC.
Accepted 2025-12-03 00:00:00 ET · period of report 2025-12-02 · accession 0001193125-25-306708 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-12-03 | 2025-12-02 | SERA | Kearney Paul | Chief Data Off | M - OptEx | $1.62 | +32.2K | 200.8K | +19% | +$52.2K |
| D | 2025-12-03 | 2025-12-02 | SERA | Kearney Paul | Chief Data Off | S - Sale+OE | $2.94 | -32.2K | 168.6K | -16% | -$94.7K |
| D | 2025-12-03 | 2025-12-02 | SERA | Kearney Paul | Chief Data Off | M - OptEx | $0.00 | -32.2K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2025-12-02 | M | A | 32,203 | $1.62 | 200,799 | D | — | — | (F1) This Form 4 reports the exercise of an employee stock option by the Reporting Persion that was granted approximately 10 years ago and that would otherwise expire on December 11, 2025 if not exercised during the issuer's open trading window for insiders. |
| 2 | Common | Class A Common Stock | 2025-12-02 | S | D | 32,203 | $2.94 | 168,596 | D | — | — | (F2) The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.79 to $3.14, inclusive. The Reporting Person will provide to the staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price. |
| 3 | Derivative | Stock Option (right to buy) | 2025-12-02 | M | D | 32,203 | $0.00 | 0 | D | $1.62 · — to 2025-12-11 | 34,189 Class A Common Stock | (F3) The shares subject to this option are fully vested and exercisable. |