GATX SVP Doygun Eren Exercises Options and Sells 1,000 Shares

What Happened
Doygun Eren, Senior Vice President & Chief Planning & Investment Officer at GATX Corp (GATX), exercised options to acquire 1,000 shares at $77.07 per share on August 26, 2026 (cost $77,070) and then sold 1,000 shares in an open-market transaction the same day for a weighted average price of $179.52 (total proceeds $179,519). The filing also shows a separate derivative conversion/disposition of 1,000 shares at $0.00; the Form 4 does not provide additional detail on that line.

Key Details

• Transaction date: 2026-08-26 (filed 2026-08-27; filing appears timely)
• Exercise: 1,000 shares at $77.07 → $77,070 total cost (Form 4 code M)
• Sale: 1,000 shares sold at weighted avg $179.52 → $179,519 total proceeds (Form 4 code S)
• Reported net difference before fees/taxes: roughly $102,449 (proceeds minus exercise cost)
• Footnote: F1 notes the sale price is a weighted average; highest sale price $179.80, lowest $179.29; per-price share counts available on request.
• Shares owned after transaction: Not reported on this Form 4.

Context
Exercising options and immediately selling the resulting shares is common for insiders who want to realize gains from vested options; such sales are routine and do not by themselves indicate a change in company outlook. The zero-price derivative line is recorded in the filing but not explained; contact the reporting person or SEC filings for clarification if needed.