O'Sullivan Anthony (CIK 1874198) reported 11 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-12-02). Recent activity: Sell TMC (50,000 shares), Sell TMC (50,000 shares), Buy TMC (1.0M shares), Buy TMC (250,000 shares), Sell TMC (250,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-12-02 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Sell | 50,000 | $325,500 |
| 2025-12-02 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Sell | 50,000 | $338,500 |
| 2025-09-24 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Buy | 1.0M | $0 |
| 2025-08-28 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Buy | 250,000 | $162,500 |
| 2025-08-28 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Sell | 250,000 | $1.3M |
| 2025-08-28 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Sell | 100,000 | $478,000 |
| 2025-08-28 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Sell | 50,000 | $210,000 |
| 2025-08-28 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Sell | 185,110 | $1.3M |
| 2025-05-21 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Sell | 164,317 | $737,783 |
| 2025-03-24 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Buy | 141,369 | $0 |
| 2025-03-24 | TMC the metals Co Inc. (TMC) | Chief Development Officer | Buy | 401,786 | $0 |
Source: SEC Form 4 filings · as of 2025-12-02