Here's what insiders bought in filings for Sep 18, 2025 — 22 companies and around $5.6 million in total. The biggest was NEXT (NextDecade Corp), where Greene John Winand JR led about $2.5 million of buying.
Cluster buying (3+ insiders) is running at 61 companies this month. Six of the buys came from a CEO or CFO. One buy doesn't make a thesis, but it's a good place to start digging.