Form4insider filings, from the source

Company · CIK 0000040211 · SIC 4700 — Transportation Services · NYSE

GATX CORP · GATX

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

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $444k · 1net −$444k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 11, 2026 SForm 4 →Sep 11, 5:38 pm EDTGeoffrey PhillipsSr. VP, Operations2,500$177.60$443,9921−100.0%
Sep 11, 2026 MForm 4 →Sep 11, 5:38 pm EDTGeoffrey PhillipsSr. VP, Operations2,500$77.07$192,6752,501—
Sep 3, 2026 GForm 4 →Sep 4, 1:43 pm EDTGeoffrey PhillipsSr. VP, Operations6,472——1—

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

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 11, 2026 MForm 4 →Sep 11, 5:38 pm EDTGeoffrey PhillipsSr. VP, Operations2,500——0—