Insider Transactions in Q3 2025 at Seres Therapeutics, Inc. (MCRB)
Insider Transaction List (Q3 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Aug 18
2025
|
Teresa L. Young |
SELL
Open market or private sale
|
Direct |
59
-1.12%
|
$944
$16.65 P/Share
|
|
Aug 18
2025
|
Matthew R. Henn |
SELL
Open market or private sale
|
Direct |
73
-1.58%
|
$1,168
$16.65 P/Share
|
|
Aug 18
2025
|
Thomas Des Rosier |
SELL
Open market or private sale
|
Direct |
76
-1.01%
|
$1,216
$16.65 P/Share
|
|
Aug 18
2025
|
Eric D. Shaff |
SELL
Open market or private sale
|
Direct |
217
-2.0%
|
$3,472
$16.65 P/Share
|
|
Aug 15
2025
|
Teresa L. Young |
BUY
Exercise of conversion of derivative security
|
Direct |
230
+2.16%
|
-
|
|
Aug 15
2025
|
Matthew R. Henn |
BUY
Exercise of conversion of derivative security
|
Direct |
238
+2.54%
|
-
|
|
Aug 15
2025
|
Thomas Des Rosier |
BUY
Exercise of conversion of derivative security
|
Direct |
244
+1.61%
|
-
|
|
Aug 15
2025
|
Eric D. Shaff |
BUY
Exercise of conversion of derivative security
|
Direct |
724
+3.29%
|
-
|