We have seen 134 open market insider transactions reported today, December 24, 2025. You can track them all on the Quiver Quantitative Insider Trading dashboard. Here are some of the largest open market insider stock purchases we have seen.
AMYLYX PHARMACEUTICALS, INC. ($AMLX)
Firestone Karen bought 8,100 shares on 12/23 for an estimated $100,845.
Past $AMLX Insider Trades
AMYLYX PHARMACEUTICALS, INC. insiders have traded $AMLX stock on the open market 4 times in the past 6 months. Of those trades, 1 have been purchases and 3 have been sales.
Here’s a breakdown of recent trading of $AMLX stock by insiders over the last 6 months:
- GINA MAZZARIELLO (Chief Legal Officer) has made 0 purchases and 2 sales selling 30,000 shares for an estimated $246,148.
- KAREN FIRESTONE purchased 8,100 shares for an estimated $100,845
- CAMILLE L BEDROSIAN (Chief Medical Officer) sold 6,580 shares for an estimated $94,418
UPEXI, INC. ($UPXI)
MARSHALL ALLAN (Chief Executive Officer) bought 50,000 shares on 12/23 for an estimated $90,000.
Past $UPXI Insider Trades
UPEXI, INC. insiders have traded $UPXI stock on the open market 12 times in the past 6 months. Of those trades, 12 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $UPXI stock by insiders over the last 6 months:
- ALLAN MARSHALL (Chief Executive Officer) has made 4 purchases buying 361,943 shares for an estimated $1,200,498 and 0 sales.
- GENE SALKIND has made 4 purchases buying 270,243 shares for an estimated $773,500 and 0 sales.
- LAWRENCE DUGAN has made 4 purchases buying 16,000 shares for an estimated $97,770 and 0 sales.
WHITEHORSE FINANCE, INC. ($WHF)
Aronson Stuart D (Chief Executive Officer) bought 10,000 shares on 12/22 for an estimated $69,000.
Past $WHF Insider Trades
WHITEHORSE FINANCE, INC. insiders have traded $WHF stock on the open market 10 times in the past 6 months. Of those trades, 10 have been purchases and 0 have been sales.
Here’s a breakdown of recent trading of $WHF stock by insiders over the last 6 months:
- STUART D ARONSON (Chief Executive Officer) has made 3 purchases buying 31,000 shares for an estimated $213,480 and 0 sales.
- JOHN BOLDUC has made 6 purchases buying 28,300 shares for an estimated $194,864 and 0 sales.
- JOHN PAUL VOLPE purchased 1,000 shares for an estimated $6,950
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
