Form4insider filings, from the source

Company · CIK 0001496099 · Nasdaq

New Mountain Finance Corp · NMFC

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $612k · 1net −$612k
$10k$10k$100k$100k$1M$1MbuyssalesMar 28Apr 27May 28Jun 28Jul 29Aug 28Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 15, 2026 SForm 4 →Jun 16, 4:19 pm EDTJohn P MalfettoneDirector77,500$7.89$611,6840−100%
Jun 10, 2026 WForm 4 →Sep 11, 4:34 pm EDTJohn R KlineCEO, President and Director, Director2,000——389,685— late

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.