Kool Kathleen (CIK 1934384) reported 4 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-14). Recent activity: Buy ASPN (10,370 shares), Buy DMRC (13,643 shares), Buy DMRC (7,758 shares), Buy ASPN (10,370 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-14 | ASPEN AEROGELS INC (ASPN) | Director | Buy | 10,370 | $0 |
| 2026-05-01 | Digimarc CORP (DMRC) | Director | Buy | 13,643 | $100,003 |
| 2025-05-08 | Digimarc CORP (DMRC) | Director | Buy | 7,758 | $100,001 |
| 2025-05-01 | ASPEN AEROGELS INC (ASPN) | Director | Buy | 10,370 | $0 |
Source: SEC Form 4 filings · as of 2026-05-14