Company Analysis

GATX Corporation (GATX)

NYSE: GATX · Transportation Services · Chicago, IL · filing with the SEC since 1994
Grade5.8
◀ Past 6.8● Present 5.6▶ Future 5.1

Filings

357 filings since 2017 beside 875 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 29 days after the quarter ended. The proxy statement was last filed Mar 13, 2026.

Filings a yearinsider forms included
106123125121123124130128
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 3 times in the last 36 months, the newest Apr 28, 2026.
Insider forms 875

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 6, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Nov 2, 2026
Nov 3, 2026 424B5 Shelf offering
Nov 2, 2026 FWP Offering communication
Nov 2, 2026 424B3 Shelf offering
Oct 30, 2026 10-Q Quarterly report Sep 30, 2026
Oct 29, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Jul 31, 2026 10-Q Quarterly report Jun 30, 2026
Jul 30, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Jul 1, 2026 8-K items 8.01, 9.01 Other event · Current report Jun 30, 2026
Jun 26, 2026 11-K Employee plan annual report Dec 31, 2025
Jun 26, 2026 11-K Employee plan annual report Dec 31, 2025
May 21, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 8, 2026 S-8 Employee stock plan registration
May 7, 2026 10-Q Quarterly report Mar 31, 2026
May 7, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 28, 2026 8-K items 5.02, 5.07, 9.01 Officer or director change; Shareholder vote · Current report Apr 24, 2026
Apr 2, 2026 SCHEDULE 13D/A Activist holder update, amended
Mar 26, 2026 SCHEDULE 13G/A Large holder update, amended
Mar 16, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Mar 12, 2026
Mar 13, 2026 ARS Annual report to shareholders Dec 31, 2025
Mar 13, 2026 DEFA14A Extra proxy material
Mar 13, 2026 DEF 14A Proxy statement Apr 24, 2026
Mar 3, 2026 8-K/A items 2.01, 9.01 Purchase or sale of a business completed · Current report, amended Jan 1, 2026
Feb 19, 2026 10-K Annual report Dec 31, 2025
Feb 19, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Jan 5, 2026 8-K items 1.01, 2.01, 2.03, 7.01, 9.01 Major agreement signed; Purchase or sale of a business completed; New debt or obligation taken on; Investor disclosure (Regulation FD) · Current report Dec 31, 2025
Oct 30, 2025 10-Q Quarterly report Sep 30, 2025
Oct 24, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report Oct 22, 2025
Oct 23, 2025 424B5 Shelf offering
Oct 23, 2025 FWP Offering communication
Oct 22, 2025 424B3 Shelf offering
Oct 21, 2025 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Oct 15, 2025 8-K items 8.01, 9.01 Other event · Current report
Jul 29, 2025 10-Q Quarterly report Jun 30, 2025
Jul 29, 2025 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Jul 18, 2025 SCHEDULE 13G/A Large holder update, amended
Jul 15, 2025 SCHEDULE 13G/A Large holder update, amended
40 of 357 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton GATX · research, not advice