Mainsail Partners III, L.P. (CIK 1543760) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-12). Recent activity: Sell BRLT (50,000 shares), Buy BRLT (50,000 shares), Sell BRLT (50,000 shares), Sell BRLT (2,700 shares), Buy BRLT (2,700 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-12 | Brilliant Earth Group, Inc. (BRLT) | 10% Owner | Sell | 50,000 | $0 |
| 2026-08-12 | Brilliant Earth Group, Inc. (BRLT) | 10% Owner | Buy | 50,000 | $0 |
| 2026-08-12 | Brilliant Earth Group, Inc. (BRLT) | 10% Owner | Sell | 50,000 | $64,350 |
| 2025-03-17 | Brilliant Earth Group, Inc. (BRLT) | Insider | Sell | 2,700 | $0 |
| 2025-03-17 | Brilliant Earth Group, Inc. (BRLT) | Insider | Buy | 2,700 | $0 |
| 2025-03-17 | Brilliant Earth Group, Inc. (BRLT) | Insider | Sell | 2,700 | $4,995 |
Source: SEC Form 4 filings · as of 2026-08-12