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 $4.6M · 5net −$4.6M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

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—
Aug 26, 2026 SForm 4 →Aug 27, 8:16 pm EDTEren DoygunSVP Chief Plan. & Invest. Off.1,000$179.52$179,5195,323−15.8%
Aug 26, 2026 MForm 4 →Aug 27, 8:16 pm EDTEren DoygunSVP Chief Plan. & Invest. Off.1,000$77.07$77,0706,323—
Aug 15, 2026 FForm 4 →Aug 18, 5:54 pm EDTKevin HilleslandSVP, Structured Finance70$179.63$12,5747,212—
Aug 15, 2026 FForm 4 →Aug 18, 5:36 pm EDTGeoffrey PhillipsSr. VP, Operations70$179.63$12,5746,473—
Aug 14, 2026 SForm 4 →Aug 18, 6:16 pm EDTJohn SbragiaSVP, Engineering and Quality1,900$180.40$342,7596,867−21.7%
Aug 14, 2026 FMForm 4 →Aug 18, 6:16 pm EDTJohn SbragiaSVP, Engineering and Quality1,947$79.55$154,8756,820—
Aug 5, 2026 SForm 4 →Aug 7, 4:22 pm EDTThomas A. EllmanEVP & CFO18,200$180.08$3,277,41034,361−34.6%
Aug 5, 2026 MForm 4 →Aug 7, 4:22 pm EDTThomas A. EllmanEVP & CFO18,200$77.07$1,402,67452,561—
Aug 3, 2026 AForm 4 →Aug 5, 6:01 pm EDTRobert S WetherbeeDirector130$177.91$23,1291,645—
Aug 3, 2026 AForm 4 →Aug 5, 5:53 pm EDTJohn McClain Holmes IIIDirector142$177.91$25,2644,464—
Aug 3, 2026 AForm 4 →Aug 5, 5:42 pm EDTShelley J BauschDirector142$177.91$25,2644,308—
Aug 3, 2026 AForm 4 →Aug 5, 5:13 pm EDTPaul G YovovichDirector130$177.91$23,12942,420—
Aug 3, 2026 AForm 4 →Aug 5, 4:59 pm EDTJames B ReamDirector164$177.91$29,17849,470—
Aug 3, 2026 AForm 4 →Aug 5, 4:43 pm EDTDiane AigottiDirector70$177.91$12,45419,904—
Aug 3, 2026 AForm 4 →Aug 5, 4:19 pm EDTAdam L. StanleyDirector28$177.91$4,9829,430—
Aug 3, 2026 AForm 4 →Aug 5, 4:10 pm EDTAnne L ArviaDirector118$177.91$20,99434,277—
Aug 3, 2026 SForm 4 →Aug 4, 3:01 pm EDTJennifer Van AkenSr VP Treasurer & CRO1,700$180.71$307,2005,916−22.3%
Aug 3, 2026 MForm 4 →Aug 4, 3:01 pm EDTJennifer Van AkenSr VP Treasurer & CRO1,700$77.07$131,0197,616—

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—
Aug 26, 2026 MForm 4 →Aug 27, 8:16 pm EDTEren DoygunSVP Chief Plan. & Invest. Off.1,000——0—
Aug 14, 2026 MForm 4 →Aug 18, 6:16 pm EDTJohn SbragiaSVP, Engineering and Quality1,900——0—
Aug 5, 2026 MForm 4 →Aug 7, 4:22 pm EDTThomas A. EllmanEVP & CFO18,200——0—
Aug 3, 2026 MForm 4 →Aug 4, 3:01 pm EDTJennifer Van AkenSr VP Treasurer & CRO1,700——0—