Filings for Feb 3, 2022 show insider purchases at 35 companies, adding up to roughly $61 million. The biggest was NMG III (New Mountain Guardian III BDC, L.L.C.), where Teachers' Retirement Allowances Fund led about $24 million of buying.
Cluster buying (3+ insiders) is running at 64 companies this month. C-suite buying: six companies. One buy doesn't make a thesis, but it's a good place to start digging.