Robert C. Lyons - 03 Nov 2026 Form 4 Insider Report for GATX CORP (GATX)

Reporting relationship: President and CEO, Director
Issuer ticker: GATX
Reported as of: 03 Nov 2026
Net transaction value: -$2,281,308
SEC form: 4
Accepted by SEC: 05 Nov 2026, 19:38:50 UTC
Prior SEC filing: 12 May 2026
Source filing: View source filing
Reporting owner signature: Lisa M. Ibarra, by Power of Attorney on behalf of Robert C. Lyons

Filing notes and source

Key filing fact

Robert C. Lyons filed Form 4 for GATX CORP (GATX) on 05 Nov 2026.

Key facts

This page summarizes Robert C. Lyons's Form 4 filing for GATX CORP (GATX).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 05 Nov 2026, 19:38.

Change

Previous filing in this sequence was filed on 12 May 2026.
Current net transaction value: -$2,281,308.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001204288 Primary reporting owner

LYONS ROBERT C

Relationship: President and CEO, Director
Address: 233 S. WACKER DR., CHICAGO
Signature: Lisa M. Ibarra, by Power of Attorney on behalf of Robert C. Lyons
Signature date: 05 Nov 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GATX transaction

Common Stock

Options Exercise

Transaction value
Shares: +18,200
Change %: +36%
Price: $77.07^*
Shares after: 68,775
Date: 03 Nov 2026
Ownership: Direct

GATX transaction

Common Stock

Sale

Transaction value: -$897,366
Shares: -4,839
Change %: -7%
Price: $185.44
Shares after: 63,936
Date: 03 Nov 2026
Ownership: Direct
Footnotes: F1

GATX transaction

Common Stock

Sale

Transaction value: -$1,383,942
Shares: -7,426
Change %: -12%
Price: $186.36
Shares after: 56,510
Date: 03 Nov 2026
Ownership: Direct
Footnotes: F2

GATX holding

Common Stock 401(k)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 3,131
Date: 03 Nov 2026
Ownership: 401(k)

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

GATX transaction Derivative

2020 NQ Stock Option (Right to Buy)

Options Exercise

Transaction value
Shares: -18,200
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 03 Nov 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 18,200
Exercise price: $77.07

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents the weighted average sale price. The highest price at which shares were sold was $185.8300 and the lowest price at which shares were sold was $184.9200. Information regarding the number of shares sold at each separate price will be made available from the reporting person upon request by the SEC, the issuer or its shareholders.

Footnote F2

Represents the weighted average sale price. The highest price at which shares were sold was $186.9450 and the lowest price at which shares were sold was $185.9550. Information regarding the number of shares sold at each separate price will be made available from the reporting person upon request by the SEC, the issuer or its shareholders.