Cogent Biosciences, Inc. — insider transactions
6 transactions on record · CIK 1622229
Aggregates
computed from the filings belowPurchases, 12m
0
count of open-market buys
Sales, 12m
6
count of open-market sales
Buy / sell ratio, 12m
0.00
purchases per sale
Distinct insiders, 12m
1
Bought, 3m
$0
Sold, 3m
$1.9M
Median disclosure lag
4.0 d
trade date to filing date
Largest single trade, 24m
$1.6M
2026-08-27
Director share, 12m
100.0%
of transactions where role is stated
Current run
6 sells
consecutive same-direction transactions
Net 3m flow
-$1.9M
purchases minus sales
Total on record
6
Transactions
6 most recent shown| Disclosed | Traded | Lag, d | Insider | Role | Transaction | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|---|---|
| 2026-08-31 | 2026-08-27 | 4 | Morris Arlene | Director | Exercise of derivative | 41,927 | $5.64 | $236.5K | filing |
| 2026-08-31 | 2026-08-27 | 4 | Morris Arlene | Director | Open market sale | 3,161 | $37.54 | $118.7K | filing |
| 2026-08-31 | 2026-08-27 | 4 | Morris Arlene | Director | Exercise of derivative | 3,583 | $2.52 | $9K | filing |
| 2026-08-31 | 2026-08-27 | 4 | Morris Arlene | Director | Exercise of derivative | 41,927 | $0.00 | — | filing |
| 2026-08-31 | 2026-08-27 | 4 | Morris Arlene | Director | Open market sale | 42,349 | $37.09 | $1.6M | filing |
| 2026-08-31 | 2026-08-27 | 4 | Morris Arlene | Director | Exercise of derivative | 3,583 | $0.00 | — | filing |