O'Sullivan Anthony insider trades
O'Sullivan Anthony has filed 17 Form 4s with the SEC that we hold, all for TMC the metals Co Inc. (TMC), as Chief Development Officer. Across all of them we count 0 purchases worth $0 and 21 sales worth $5.6M reported on Form 4. In the last 12 months: 0 purchases ($0) and 2 sales ($664.0K). The largest single trade was a sale of 250,000 shares of TMC the metals Co Inc. worth $1.3M, dated 2025-08-26. The first filing on our record is dated 2021-09-13 and the latest 2025-12-02.
TMC the metals Co Inc. (TMC)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-09-19 | S, sale reported on Form 4 | 50,686 | $60.8K | 2022-09-21 |
| 2022-09-30 | S, sale reported on Form 4 | 50,686 | $52.7K | 2022-10-03 |
| 2023-03-28 | S, sale reported on Form 4 | 97,393 | $70.1K | 2023-04-05 |
| 2023-03-29 | S, sale reported on Form 4 | 85,170 | $61.3K | 2023-04-05 |
| 2023-03-30 | S, sale reported on Form 4 | 60,660 | $47.3K | 2023-04-05 |
| 2023-09-26 | S, sale reported on Form 4 | 140,000 | $142.8K | 2023-09-28 |
| 2023-11-27 | S, sale reported on Form 4 | 50,000 | $69.0K | 2023-11-29 |
| 2024-03-28 | S, sale reported on Form 4 | 50,000 | $66.5K | 2024-04-01 |
| 2024-05-21 | S, sale reported on Form 4 | 50,000 | $69.5K | 2024-05-23 |
| 2024-05-22 | S, sale reported on Form 4 | 25,000 | $35.0K | 2024-05-23 |
| 2024-05-23 | S, sale reported on Form 4 | 25,000 | $37.0K | 2024-05-23 |
| 2024-05-29 | S, sale reported on Form 4 | 25,000 | $38.5K | 2024-05-31 |
| 2024-05-30 | S, sale reported on Form 4 | 25,000 | $37.2K | 2024-05-31 |
| 2024-05-31 | S, sale reported on Form 4 | 50,000 | $74.0K | 2024-05-31 |
| 2025-05-21 | S, sale reported on Form 4 | 164,317 | $737.8K | 2025-05-21 |
| 2025-05-27 | S, sale reported on Form 4 | 100,000 | $478.0K | 2025-08-28 |
| 2025-06-09 | S, sale reported on Form 4 | 50,000 | $210.0K | 2025-08-28 |
| 2025-06-20 | S, sale reported on Form 4 | 185,110 | $1.3M | 2025-08-28 |
| 2025-08-26 | S, sale reported on Form 4 | 250,000 | $1.3M | 2025-08-28 |
| 2025-11-28 | S, sale reported on Form 4 | 50,000 | $325.5K | 2025-12-02 |
| 2025-12-02 | S, sale reported on Form 4 | 50,000 | $338.5K | 2025-12-02 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1874198) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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