Landes Gregg (CIK 1731877) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-10). Recent activity: Sell ASPN (1,924 shares), Sell ASPN (3,814 shares), Buy ASPN (57,462 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-10 | ASPEN AEROGELS INC (ASPN) | Chief Operating Officer | Sell | 1,924 | $6,195 |
| 2026-03-06 | ASPEN AEROGELS INC (ASPN) | SVP, Operations and Strat Deve | Sell | 3,814 | $12,472 |
| 2026-03-06 | ASPEN AEROGELS INC (ASPN) | SVP, Operations and Strat Deve | Buy | 57,462 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-03-10