Pittman Stephanie (CIK 1991670) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-09-08). Recent activity: Sell ASPN (1,581 shares), Sell ASPN (936 shares), Buy ASPN (22,321 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-09-08 | ASPEN AEROGELS INC (ASPN) | Chief Human Resources Officer | Sell | 1,581 | $10,450 |
| 2025-03-07 | ASPEN AEROGELS INC (ASPN) | Chief Human Resources Officer | Sell | 936 | $7,338 |
| 2025-03-07 | ASPEN AEROGELS INC (ASPN) | Chief Human Resources Officer | Buy | 22,321 | $0 |
Source: SEC Form 4 filings · as of 2025-09-08