InsiderTrades

O'Sullivan Anthony

SEC CIK 1874198 · EDGAR

Buying vs selling by month open-market trades, last 49 months, TMC
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
TMCTMC the metals Co Inc.Chief Development Off 2.08M — $5.58M 202021-09-092025-11-28

Most active insiders at TMC, 12 months

#InsiderTitleBoughtSold
1 Shesky CraigCFO —$1.58M
2 O'Sullivan AnthonyChief Development Off —$664.0K
3 May BrendanDir —$133.3K
4 Allseas Group S.A.10% ——
5 Khama SheilaDir ——
6 ILVES ErikaChief Strategy Off ——
7 Barron GerardCOB, CEO, Dir ——
8 Madsbjerg ChristianDir ——
9 Karkar AndreiDir, 10% ——
10 Hall AndrewDir ——

Transactions 20

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
M 2025-12-02 2025-11-28+ TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $6.64 -100.0K 2.08M -5% -$664.0K
2025-09-24 2025-09-23 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off A - Grant $0.00 +1.00M 2.13M +89% $0
D 2025-08-28 2025-08-26 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off M - OptEx $0.65 +250.0K 1.38M +22% +$162.5K
DMI 2025-08-28 2025-05-27+ TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale+OE $5.97 -335.1K 0 -100% -$2.00M
D 2025-08-28 2025-08-26 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale+OE $5.25 -250.0K 1.13M -18% -$1.31M
2025-05-21 2025-05-21 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $4.49 -164.3K 1.13M -13% -$737.8K
M 2025-03-24 2025-03-20 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off A - Grant $0.00 +543.2K 1.29M +73% $0
M 2024-05-31 2024-05-29+ TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $1.50 -100.0K 796.8K -11% -$149.8K
M 2024-05-23 2024-05-21+ TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $1.42 -100.0K 896.8K -10% -$141.5K
2024-04-01 2024-03-28 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $1.33 -50.0K 946.8K -5% -$66.5K
M 2024-03-22 2024-03-20 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off A - Grant $0.00 +484.1K 652.0K +288% $0
I 2023-11-29 2023-11-27 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $1.38 -50.0K 385.1K -11% -$69.0K
I 2023-09-28 2023-09-26 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $1.02 -140.0K 435.1K -24% -$142.8K
M 2023-04-05 2023-03-28+ TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $0.735 -243.2K 512.8K -32% -$178.8K
M 2023-04-05 2023-03-20 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off A - Grant $0.00 +443.5K 555.7K +395% $0
2022-10-03 2022-09-30 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $1.04 -50.7K 312.5K -14% -$52.7K
2022-09-21 2022-09-19 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off S - Sale $1.20 -50.7K 363.2K -12% -$60.8K
2022-02-22 2022-02-09 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off A - Grant $0.00 +101.4K 413.9K +32% $0
2021-11-24 2021-11-22 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off A - Grant $0.00 +312.5K 312.5K New $0
DI 2021-09-13 2021-09-09 TMC TMC the metals Co Inc. O'Sullivan Anthony Chief Development Off A - Grant — +575.1K 575.1K New —

Purchase Sale Sale after option exercise All abbreviations