Young Donald R (CIK 1610257) reported 9 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-10). Recent activity: Sell ASPN (4,275 shares), Buy ASPN (156,716 shares), Sell ASPN (8,618 shares), Sell ASPN (56,845 shares), Buy ASPN (20,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-10 | ASPEN AEROGELS INC (ASPN) | President and CEO | Sell | 4,275 | $13,766 |
| 2026-03-06 | ASPEN AEROGELS INC (ASPN) | President and CEO | Buy | 156,716 | $0 |
| 2026-03-06 | ASPEN AEROGELS INC (ASPN) | President and CEO | Sell | 8,618 | $28,181 |
| 2025-11-14 | ASPEN AEROGELS INC (ASPN) | President and CEO | Sell | 56,845 | $183,609 |
| 2025-05-12 | ASPEN AEROGELS INC (ASPN) | President and CEO | Buy | 20,000 | $107,000 |
| 2025-03-11 | ASPEN AEROGELS INC (ASPN) | President and CEO | Sell | 3,569 | $28,374 |
| 2025-03-07 | ASPEN AEROGELS INC (ASPN) | President and CEO | Sell | 2,316 | $18,157 |
| 2025-03-07 | ASPEN AEROGELS INC (ASPN) | President and CEO | Buy | 54,209 | $0 |
| 2025-02-25 | ASPEN AEROGELS INC (ASPN) | President and CEO | Sell | 1,108 | $8,908 |
Source: SEC Form 4 filings · as of 2026-03-10