21 companies had executives and directors buying on the open market in filings dated Sep 22, 2025, about $123.3 million combined. NTSK topped the list with roughly $114 million, led by ICONIQ Strategic Partners VI, L.P..
C-suite buying: eight companies. 49 companies had three or more insiders buying in the past 30 days. Each filing is linked below if you want to check the details yourself.