HENN MATTHEW R (Chief Scientific Officer) sold 1.7% of their position (77.00 shares) of SERES THERAPEUTICS, INC. on the open market
Open‑market sale worth $560.56 — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 5/19/2025ACC: 0000950170-25-074323
Officer· Chief Scientific Officer
Since Feb 2019
-77.00
Net shares
Net seller
$560.56
Total sold
1
Open market trades
0B · 1S
5
Total transactions
238.00 acquired · 315.00 disposed
Non-Derivative Transactions3
Common Stock
Direct
Shares
+140.00
Price / share
—
Trade value
—
% of position
3.3%
5/15/2025
4.22K→4.36K
Common Stock
Direct
Shares
+98.00
Price / share
—
Trade value
—
% of position
2.2%
5/15/2025
4.36K→4.46K
Common Stock
Direct
Shares
−77.00
Price / share
$7.28
Trade value
$560.56
% of position
1.7%
5/16/2025
4.46K→4.38K
Total
Net shares
+161.00
Net value
-$560.56
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 5/15/2025 | M · Option Exercise | +140.00 | — | — | 3.3% | 4.22K | 4.36K |
| Common Stock Direct | 5/15/2025 | M · Option Exercise | +98.00 | — | — | 2.2% | 4.36K | 4.46K |
| Common Stock Direct | 5/16/2025 | S · Sale | −77.00 | $7.28 | $560.56 | 1.7% | 4.46K | 4.38K |
| Total | +161.00 | -$560.56 | ||||||
Derivative Transactions2
Restricted Stock Units
Direct
Converts to
Common Stock
140.00 shares
Shares
−140.00
Strike price
Held after
985.00
Exercisable
—
5/15/2025
Restricted Stock Units
Direct
Converts to
Common Stock
98.00 shares
Shares
−98.00
Strike price
Held after
1.07K
Exercisable
—
5/15/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Units Direct | Common Stock140.00 shares | 5/15/2025 | M · Option Exercise | −140.00 | — | 985.00 | |
| Restricted Stock Units Direct | Common Stock98.00 shares | 5/15/2025 | M · Option Exercise | −98.00 | — | 1.07K |