TMC stock decreases by 6% based on data analysis

TMC stock has experienced a significant decline of 6% today, as per the latest data provided by Polygon. The trading volume for TMC amounts to approximately $29,696,135. Over the past day, TMC has been the center of attention as it ranked 125th out of 10,141 tickers searched on Quiver Quantitative. For further insight into TMC’s performance, one can follow the live updates on Quiver’s dedicated TMC stock page.

Looking into the insider trading activities on TMC, it is revealed that TMC insiders engaged in open market trades four times within the last six months. Among these transactions, none were purchases, and all four were sales. ERIKA ILVES, TMC’s Chief Strategy Officer, offloaded 1,591,485 shares for an estimated $9,182,868. Additionally, ANTHONY O’SULLIVAN, TMC’s Chief Development Officer, made no purchases but executed three sales, disposing of 350,000 shares for approximately $1,976,500.

When examining the hedge fund activity surrounding TMC, it came to light that 101 institutional investors decided to increase their TMC holdings, while 79 chose to decrease their positions in the last quarter. Notable movements in this period include MILLENNIUM MANAGEMENT LLC removing 3,401,447 shares (representing a decrease of 64.2%) from their portfolio in Q3 2025. Meanwhile, SOURCEROCK GROUP LLC added 2,532,895 shares, marking an unspecified percentage increase in their holdings, estimated at $16,134,541. DRIEHAUS CAPITAL MANAGEMENT LLC also increased their portfolio by 2,001,254 shares in Q3 2025, with a total estimated value of $12,747,987. In contrast, MORGAN STANLEY added 1,298,345 shares (a significant increase of 334.8%) to their portfolio in the same quarter, valued at $8,270,457. JUMP FINANCIAL, LLC exited their position on TMC, removing 941,821 shares, while VOLORIDGE INVESTMENT MANAGEMENT, LLC also divested 855,866 shares from their holdings in Q3 2025. OLD WEST INVESTMENT MANAGEMENT, LLC went against the decreasing trend by adding 662,200 shares, representing an increase of 49.6%, to their portfolio.

For those interested in receiving data alerts related to TMC, signing up for Quiver Quantitative will provide real-time updates. However, it is crucial to note that the information presented in this article should not be considered as financial advice. The possibility of inaccuracies due to errors in ticker-mapping and other anomalies should also be considered.