Form4insider filings, from the source

Company · CIK 0001408198 · SIC 7389 — Services-Business Services, NEC · NYSE

MSCI Inc. · MSCI

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $1.0M · 1sales $272k · 1net $728k
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 2, 2026 PForm 4 →Sep 4, 4:00 pm EDTRajat TanejaDirector1,786$560.00$1,000,1605,404+49.4%
Aug 28, 2026 AForm 4 →Sep 1, 4:15 pm EDTJune YangDirector2——906—
Aug 28, 2026 AForm 4 →Sep 1, 4:14 pm EDTLinda H RieflerDirector8——20,998—
Aug 28, 2026 AForm 4 →Sep 1, 4:14 pm EDTRobin MatlockDirector6——2,037—
Jun 10, 2026 SForm 4 →Jun 12, 4:07 pm EDTAndrew C. WiechmannChief Financial Officer450$604.56$272,05222,094−2.00%10b5-1
Jun 2, 2026 AForm 4 →Jun 4, 4:05 pm EDTRajat TanejaDirector42——3,618—

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

No reported derivative activity in this period.