SERA Sera Prognostics, Inc.
Sera Prognostics, Inc. (SERA) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 2% planned / 98% discretionary
Largest single sale: $43.2K.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Lindgardt Zhenya | Chief Executive Officer | Sell | 7,022 | $2.00 | $14.0K | 837,848 −0.8% of holding | |
| Jackson Benjamin | General Counsel | Sell | 2,190 | $2.00 | $4.4K | 159,566 −1.4% of holding | |
| Anderson Dyaarl Lee Jr. | Chief Commercial Officer | Sell | 1,800 | $2.00 | $3.6K | 76,198 −2.3% of holding | |
| Inglis Tiffany Eul Davis | Chief Medical Officer | Sell | 486 | $2.00 | $972 | 91,589 −0.5% of holding | |
| Lindgardt Zhenya | Chief Executive Officer | Sell | 20,139 | $2.00 | $40.3K | 844,870 −2.3% of holding | |
| Lindgardt Zhenya | Chief Executive Officer | Sell | 6,990 | $2.01 | $14.0K | 865,009 −0.8% of holding | |
| Anderson Dyaarl Lee Jr. | Chief Commercial Officer | Sell | 4,739 | $2.01 | $9.5K | 77,998 −5.7% of holding | |
| Jackson Benjamin | General Counsel | Sell | 2,179 | $2.01 | $4.4K | 161,756 −1.3% of holding | |
| Aerts Austin | Chief Financial Officer | Sell | 2,037 | $2.01 | $4.1K | 301,190 −0.7% of holding | |
| Inglis Tiffany Eul Davis | Chief Medical Officer | Sell | 362 | $2.01 | $728 | 92,075 −0.4% of holding | |
| Lindgardt Zhenya | Chief Executive Officer | Sell | 20,755 | $2.08 | $43.2K | 871,999 −2.3% of holding | |
| Aerts Austin | Chief Financial Officer | Sell | 5,440 | $2.08 | $11.3K | 303,227 −1.8% of holding | |
| Lawrence Sandra AJ | Director | Sell 10b5-1 | 1,560 | $2.15 | $3.4K | 16,473 −8.7% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.