PEYER JAMES sold 4.1% of their position (6.61K shares) of SENSEI BIOTHERAPEUTICS, INC. on the open market
Open‑market sale worth $54.6K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 4 sales
Filed: 12/10/2025ACC: 0000897069-25-001793
Director10% Owner
Since Feb 2021
-6.61K
Net shares
Net seller
$54.6K
Total sold
4
Open market trades
0B · 4S
6
Total transactions
395.00 acquired · 7.01K disposed
Non-Derivative Transactions5
Common Stock
Indirect
Shares
−3.10K
Price / share
$8.59
Trade value
$26.67K
% of position
1.9%
12/8/2025
161.36K→158.25K
Common Stock
Indirect
Shares
−2.67K
Price / share
$7.95
Trade value
$21.19K
% of position
1.7%
12/9/2025
158.25K→155.59K
Common Stock
Indirect
Shares
+395.00
Price / share
$6.40
Trade value
$2.53K
% of position
0.3%
12/9/2025
155.59K→155.98K
Common Stock
Indirect
Shares
−395.00
Price / share
$8.04
Trade value
$3.18K
% of position
0.3%
12/9/2025
155.98K→155.59K
Common Stock
Indirect
Shares
−446.00
Price / share
$7.92
Trade value
$3.53K
% of position
0.3%
12/9/2025
155.59K→155.14K
Total
Net shares
−6.22K
Net value
-$52.05K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 12/8/2025 | S · Sale | −3.10K | $8.59 | $26.67K | 1.9% | 161.36K | 158.25K |
| Common Stock Indirect | 12/9/2025 | S · Sale | −2.67K | $7.95 | $21.19K | 1.7% | 158.25K | 155.59K |
| Common Stock Indirect | 12/9/2025 | M · Option Exercise | +395.00 | $6.40 | $2.53K | 0.3% | 155.59K | 155.98K |
| Common Stock Indirect | 12/9/2025 | S · Sale | −395.00 | $8.04 | $3.18K | 0.3% | 155.98K | 155.59K |
| Common Stock Indirect | 12/9/2025 | S · Sale | −446.00 | $7.92 | $3.53K | 0.3% | 155.59K | 155.14K |
| Total | −6.22K | -$52.05K | ||||||
Derivative Transactions1
Stock Option (Right to Buy)
Direct
Converts to
Common Stock
395.00 shares
Shares
−395.00
Strike price
6.4
Held after
0.00
Exercisable
—
12/9/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy) Direct | Common Stock395.00 shares | 12/9/2025 | M · Option Exercise | −395.00 | 6.4 | — | 0.00 |