QUARTERMAIN ROBERT (CIK 1238270) reported 12 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-15). Recent activity: Buy DC (275,000 shares), Sell DC (226,863 shares), Sell DC (13,448 shares), Sell DC (37,702 shares), Buy DC (541,133 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-15 | Dakota Gold Corp. (DC) | CHIEF EXECUTIVE OFFICER | Buy | 275,000 | $1.3M |
| 2026-04-15 | Dakota Gold Corp. (DC) | CHIEF EXECUTIVE OFFICER | Sell | 226,863 | $1.3M |
| 2026-04-15 | Dakota Gold Corp. (DC) | CHIEF EXECUTIVE OFFICER | Sell | 13,448 | $75,443 |
| 2026-03-05 | Dakota Gold Corp. (DC) | CHIEF EXECUTIVE OFFICER | Sell | 37,702 | $238,277 |
| 2026-01-30 | Dakota Gold Corp. (DC) | CHIEF EXECUTIVE OFFICER | Buy | 541,133 | $1.1M |
| 2026-01-23 | Dakota Gold Corp. (DC) | CHIEF EXECUTIVE OFFICER | Sell | 250,000 | $1.7M |
| 2025-04-04 | Dakota Gold Corp. (DC) | PRESIDENT AND CEO | Buy | 25,000 | $65,500 |
| 2025-04-04 | Dakota Gold Corp. (DC) | PRESIDENT AND CEO | Buy | 25,000 | $65,250 |
| 2025-04-04 | Dakota Gold Corp. (DC) | PRESIDENT AND CEO | Buy | 15,000 | $37,500 |
| 2025-03-05 | Dakota Gold Corp. (DC) | PRESIDENT AND CHIEF EXECUTIVE | Sell | 9,520 | $28,846 |
| 2025-03-05 | Dakota Gold Corp. (DC) | PRESIDENT AND CHIEF EXECUTIVE | Sell | 12,618 | $38,233 |
| 2025-03-05 | Dakota Gold Corp. (DC) | PRESIDENT AND CHIEF EXECUTIVE | Buy | 82,508 | $0 |
Source: SEC Form 4 filings · as of 2026-04-15