Form4insider filings, from the source

Insider · CIK 0001721344

Eileen Serra

Files at: IT. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jun 8, 2026 MForm 4 →Jun 10, 4:15 pm EDTGARTNER INCIT1,744——4,076—
Jun 1, 2026 MForm 4 →Jun 3, 4:15 pm EDTGARTNER INCIT705——2,332—

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Jul 1, 2026 AForm 4 →Jul 6, 4:18 pm EDTGARTNER INCIT215$133.76$28,7583,362—
Jun 8, 2026 MForm 4 →Jun 10, 4:15 pm EDTGARTNER INCIT1,744——0—
Jun 1, 2026 MForm 4 →Jun 3, 4:15 pm EDTGARTNER INCIT705——0—