Mark N. Tompkins $ALMU SEC Form 4 Insider Trading

Mark N. Tompkins has filed a total of 65 insider trades in $ALMU since 2021. Their most recent trade was a sale of 5,956 shares, made on Feb 04, 2026. Their largest trade was a purchase of 83,333 shares, made on Dec 22, 2022. We estimate that they now own 2.7 million shares of $ALMU, worth an estimated $29.4 million.

Insider Trading at $ALMU

There have been a total of 71 insider trades reported at $ALMU since 2021, with 83,333 shares purchased and 2.0 million shares sold. The most active insider traders in $ALMU stock have been Jonathan Klamkin, , and . The most recent trade was a sale of 21,794 shares reported by Jonathan Klamkin (Chief Executive Officer), made on Mar 04, 2026.

$ALMU Executives and Stock Owners with Insider Trades

• Jonathan Klamkin, Chief Executive Officer

*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.