| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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Chief Development Officer
1 company
O'Sullivan Anthony is a Chief Development Officer at TMC. Recent filings cover 0 purchases and 21 sales. Those positions are worth an estimated $9.3M at current prices.
Our model assigns O'Sullivan Anthony a below-average insider score of 47/100, based on 21 past trades. Over a 12-month horizon, 20.0% of those trades were profitable, with an average 12-month return of -57.1%.
O'Sullivan Anthony's largest disclosed position is in TMC as Chief Development Officer, worth about $9.3M. The recent filings there lean toward selling, a net 1,634,022 shares.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 2, 2025 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 100,000 | $6.64 | $664,000.00 | -2.4% | -13.8% | - | |
| Aug 26, 2025 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sale+OE | 585,110 | $5.66 | $3,313,670.34 | -27.5% | -0.6% | - | |
| May 21, 2025 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 164,317 | $4.49 | $738,259.85 | -12.7% | +7.5% | - | |
| May 31, 2024 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 100,000 | $1.50 | $149,792.50 | -4.1% | -35.2% | +204.1% | |
| May 23, 2024 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 100,000 | $1.42 | $141,850.00 | -3.7% | -28.9% | +203.9% | |
| Mar 28, 2024 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 50,000 | $1.33 | $66,740.00 | -5.0% | -2.1% | +20.3% | |
| Nov 27, 2023 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 50,000 | $1.38 | $69,000.00 | -11.5% | +4.1% | -31.0% | |
| Sep 26, 2023 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 140,000 | $1.02 | $142,128.00 | -24.3% | +13.9% | +1.0% | |
| Mar 30, 2023 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 243,223 | $0.74 | $178,921.28 | -12.2% | +97.5% | +85.8% | |
| Sep 30, 2022 | TMC Tmc The Metals Co Inc. | Chief Development Officer | Sell | 50,686 | $1.04 | $52,860.43 | -14.0% | -33.1% | -5.6% |