CEOs Report Million Dollar $MNR and $TMDX Buys

Every day, we sift through the filings to spot where the real conviction lies – cutting through the noise to highlight the most meaningful insider moves.

📌 Mach Natural Resources $MNR — CEO Tom L. Ward bought $1.05 million worth of shares per a fresh Form 4.

This is fresh insider support in a newly listed E&P name that's lost a third of its value since going public.

📌 TransMedics $TMDX — CEO Waleed Hassanein bought $1 million of his stock per a new Form 4.

The C-suite is stepping in on a medical devices name stuck in the middle of a multi-month range as rotation starts to favor Health Care again. 

Here’s The Hot Corner, with data from November 18, 2025:

Click the table to enlarge it.

📌 Keros Therapeutics $KROS — ExodusPoint filed a new 13G at 6.30%.

A multi-strategy hedge fund is building a passive position in a name looking to complete a base and fill a massive gap.

📌 Compass Minerals $CMP — M Partners Fund filed a new 13G at 5.49%.

A value-tilted fund takes an initial stake in the beaten-down minerals producer. Interesting timing as rotation is starting to enter the commodity complex.