Comparable stake leader
BlackRock, Inc.
SEC ownership of GATX CORP
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000040211.
Disclosed value leader
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO
Comparable rows
50/50
Latest evidence
01 May 2026
- Public ticker
- GATX on NYSE
- Parsed ownership sources
-
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
BlackRock, Inc.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
BlackRock, Inc.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
01 May 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0000040211
- Issuer location
- Chicago, IL
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of GATX CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
STATE FARM MUTUAL AUTOMOB...
Comparable rows
50/50
Latest evidence
01 May 2026
13D/G
13F
3/4/5
Lead comparable stake: 12%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 12%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
12%
EARNEST PARTNERS LLC
7.3%
VANGUARD PORTFOLIO MANAGEMENT LLC
5.7%
VANGUARD CAPITAL MANAGEMENT LLC
5.2%
DIMENSIONAL FUND ADVISORS LP
4.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13D/G
13F
Company
|
12%
|
$769,385,507
5,010,325 shares
|
$0 | 30 Jun 2025 |
| EARNEST PARTNERS LLC |
13D/G
13F
Company
|
7.3%
|
$501,727,455
2,606,241 shares
|
$0 | 31 Mar 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
Vanguard Portfolio Management · Company
|
5.7%
|
$346,808,999
2,031,210 shares
|
$0 | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5.2%
|
$314,949,920
1,844,616 shares
|
$0 | 31 Mar 2026 |
| DIMENSIONAL FUND ADVISORS LP |
13F
13D/G
Company
|
4.5%
from 13D/G
|
$251,061,772
1,470,483 shares
|
— | 31 Mar 2026 |
| James B. Ream |
3/4/5
Director
|
0.14%
|
$8,418,511
49,306 shares
|
— | 01 May 2026 |
| Paul G. Yovovich |
3/4/5
Director
|
0.12%
|
$7,220,428
42,289 shares
|
— | 01 May 2026 |
| Anne L. Arvia |
3/4/5
Director
|
0.1%
|
$5,832,311
34,159 shares
|
-$161,879 | 01 May 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$5,156,560.
Buys
$0
Insiders: 0
Sells
$5,156,560
Insiders: 8
Net
-$5,156,560
Shares: -29,509
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 29,509
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 9,795 | $0 | $1,907,534 | -$1,907,534 |
| 6-9 | 0 | 1,800 | $0 | $295,466 | -$295,466 |
| 9-12 | 0 | 17,914 | $0 | $2,953,560 | -$2,953,560 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 29 reporting-owner rows connected to GATX CORP. Open a relationship link for the CIK-to-CIK filing trail.
Rows
29
Largest Forms 3/4/5 holder
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO
Net 12M change
-$5,156,560
Latest report
01 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| STATE FARM MUTUAL AUTOMOBILE INSURANCE CO | 10%+ Owner | $747,435,158 | Mixed | 10 Oct 2024 | ||
| Robert C. Lyons | President and CEO, Director | $9,756,305 | -$2,101,630 | -18% | Mixed | 23 Feb 2026 |
| David Sutherland | Director | $9,654,103 | Mixed | 03 Feb 2025 | ||
| James B. Ream | Director | $8,418,511 | Median | 01 May 2026 | ||
| Thomas A. Ellman | Evp & Cfo | $8,119,468 | Mixed | 23 Feb 2026 | ||
| Paul G. Yovovich | Director | $7,220,428 | Median | 01 May 2026 | ||
| Anne L. Arvia | Director | $5,832,311 | -$161,879 | -2.7% | Median | 01 May 2026 |
| Diane M. Aigotti | Director | $3,386,288 | Median | 01 May 2026 | ||
| Stephen R. Wilson | Director | $2,494,179 | Mixed | 01 Feb 2024 | ||
| Brian A. Kenney | Chairman, President and CEO, Director | $1,979,087 | Mixed | 07 Apr 2022 | ||
| Paul F. Titterton | EVP & Pres. Rail NA | $1,902,977 | Mixed | 23 Feb 2026 | ||
| Adam L. Stanley | Director | $1,605,127 | Median | 01 May 2026 | ||
| N. Gokce Tezel | Exec. VP and Pres., Rail Intl. | $1,568,682 | Mixed | 15 Mar 2022 | ||
| Jeffery R. Young | SVP, Chief Tax Officer | $1,449,775 | -$509,374 | -26% | Mixed | 23 Feb 2026 |
| Robert Zmudka | Sr. VP & Chief Comm. Off. | $1,437,413 | -$1,001,576 | -41% | Mixed | 23 Feb 2026 |
| Niyi Adedoyin | Svp & Cio | $1,403,418 | Mixed | 23 Feb 2026 | ||
| Kevin Hillesland | SVP, Structured Finance | $1,314,887 | -$335,688 | -20% | Mixed | 23 Feb 2026 |
| Brian L. Glassberg | EVP, General Counsel & Secy. | $1,279,983 | -$396,584 | -24% | Mixed | 23 Feb 2026 |
| John Sbragia | SVP, Engineering and Quality | $1,247,988 | Mixed | 23 Feb 2026 | ||
| Geoffrey Phillips | Sr. VP, Operations | $1,180,544 | -$354,363 | -23% | Mixed | 23 Feb 2026 |
Recent insider transactions for GATX CORP
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| John M. Holmes | GATX | Common Stock | Award | 3.08% | 129 | 4,321 | 01 May 2026 | Direct | ||
| Shelley J. Bausch | GATX | Common Stock | Award | 3.17% | 128 | 4,165 | 01 May 2026 | Direct | ||
| Robert S. Wetherbee | GATX | Common Stock | Award | 8.21% | 115 | 1,515 | 01 May 2026 | Direct | ||
| Paul G. Yovovich | GATX | Common Stock | Award | 0.32% | 136 | 42,289 | 01 May 2026 | Direct | ||
| James B. Ream | GATX | Common Stock | Award | 0.34% | 169 | 49,306 | 01 May 2026 | Direct | ||
| Diane M. Aigotti | GATX | Common Stock | Award | 0.36% | 71 | 19,833 | 01 May 2026 | Direct | ||
| Adam L. Stanley | GATX | Common Stock | Award | 0.32% | 30 | 9,401 | 01 May 2026 | Direct | ||
| Anne L. Arvia | GATX | Common Stock | Award | 0.36% | 124 | 34,159 | 01 May 2026 | Direct | ||
| Diane M. Aigotti | GATX | Common Stock | Award | 3.84% | 731 | 19,762 | 24 Apr 2026 | Direct | ||
| Adam L. Stanley | GATX | Common Stock | Award | 8.46% | 731 | 9,371 | 24 Apr 2026 | Direct | ||
| James B. Ream | GATX | Common Stock | Award | 1.51% | 731 | 49,137 | 24 Apr 2026 | Direct | ||
| Paul G. Yovovich | GATX | Common Stock | Award | 1.76% | 731 | 42,152 | 24 Apr 2026 | Direct | ||
| Anne L. Arvia | GATX | Common Stock | Award | 2.19% | 731 | 34,034 | 24 Apr 2026 | Direct | ||
| Robert S. Wetherbee | GATX | Common Stock | Award | 109.3% | 731 | 1,400 | 24 Apr 2026 | Direct | ||
| John M. Holmes | GATX | Common Stock | Award | 21.1% | 731 | 4,192 | 24 Apr 2026 | Direct | ||
| Shelley J. Bausch | GATX | Common Stock | Award | 22.1% | 731 | 4,037 | 24 Apr 2026 | Direct | ||
| Robert C. Lyons | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 47,900 | 47,900 | 23 Feb 2026 | Direct | |||
| Thomas A. Ellman | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 14,300 | 14,300 | 23 Feb 2026 | Direct | |||
| Brian L. Glassberg | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 7,100 | 7,100 | 23 Feb 2026 | Direct | |||
| Kimberley Nero | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 5,100 | 5,100 | 23 Feb 2026 | Direct | |||
| Paul F. Titterton | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 12,800 | 12,800 | 23 Feb 2026 | Direct | |||
| Robert Zmudka | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 4,800 | 4,800 | 23 Feb 2026 | Direct | |||
| Jeffery R. Young | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 2,400 | 2,400 | 23 Feb 2026 | Direct | |||
| Niyi Adedoyin | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 3,300 | 3,300 | 23 Feb 2026 | Direct | |||
| Jennifer van Aken | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 2,200 | 2,200 | 23 Feb 2026 | Direct | |||
| Jennifer McManus | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 2,600 | 2,600 | 23 Feb 2026 | Direct | |||
| Kevin Hillesland | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 2,300 | 2,300 | 23 Feb 2026 | Direct | |||
| Geoffrey Phillips | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 2,400 | 2,400 | 23 Feb 2026 | Direct | |||
| John Sbragia | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 1,900 | 1,900 | 23 Feb 2026 | Direct | |||
| Christopher LaHurd | GATX | 2026 NQ Stock Option (Right to Buy) | Award | 2,100 | 2,100 | 23 Feb 2026 | Direct | |||
| Brian L. Glassberg | GATX | Common Stock | Sale | -22.1% | $396,584 | $198.29 | -2,000 | 7,041 | 20 Feb 2026 | Direct |
| Brian L. Glassberg | GATX | Common Stock | Options Exercise | 28.4% | 2,000 | 9,041 | 20 Feb 2026 | Direct | ||
| Brian L. Glassberg | GATX | 2020 NQ Stock Option (Right to Buy) | Options Exercise | -100% | -2,000 | 0 | 20 Feb 2026 | Direct | ||
| Jeffery R. Young | GATX | Common Stock | Sale | -25.2% | $509,374 | $196.29 | -2,595 | 7,700 | 20 Feb 2026 | Direct |
| Jeffery R. Young | GATX | Common Stock | Options Exercise | 39.8% | 2,933 | 10,295 | 20 Feb 2026 | Direct | ||
| Jeffery R. Young | GATX | 2025 NQ Stock Option (Right to Buy) | Options Exercise | -33.3% | -833 | 1,667 | 20 Feb 2026 | Direct | ||
| Jeffery R. Young | GATX | 2024 NQ Stock Option (Right to Buy) | Options Exercise | -50% | -900 | 900 | 20 Feb 2026 | Direct | ||
| Jeffery R. Young | GATX | 2023 NQ Stock Option (Right to Buy) | Options Exercise | -100% | -1,200 | 0 | 20 Feb 2026 | Direct | ||
| Robert Zmudka | GATX | Common Stock | Sale | -41% | $1,001,576 | $192.61 | -5,200 | 7,493 | 20 Feb 2026 | Direct |
| Robert Zmudka | GATX | Common Stock | Options Exercise | 69.4% | 5,200 | 12,693 | 20 Feb 2026 | Direct | ||
| Robert Zmudka | GATX | 2022 NQ Stock Option (Right to Buy) | Options Exercise | -100% | -5,200 | 0 | 20 Feb 2026 | Direct | ||
| Brian L. Glassberg | GATX | Common Stock | Tax liability | -14.9% | -1,236 | 7,041 | 18 Feb 2026 | Direct | ||
| Brian L. Glassberg | GATX | Common Stock | Award | 50.8% | 2,790 | 8,277 | 18 Feb 2026 | Direct | ||
| Kimberley Nero | GATX | Common Stock | Tax liability | -23.1% | -1,291 | 4,303 | 18 Feb 2026 | Direct | ||
| Kimberley Nero | GATX | Common Stock | Award | 108.6% | 2,913 | 5,594 | 18 Feb 2026 | Direct | ||
| Adam L. Stanley | GATX | Common Stock | Award | 0.31% | 27 | 8,640 | 02 Feb 2026 | Direct | ||
| Shelley J. Bausch | GATX | Common Stock | Award | 4.29% | 136 | 3,306 | 02 Feb 2026 | Direct | ||
| John M. Holmes | GATX | Common Stock | Award | 4.09% | 136 | 3,461 | 02 Feb 2026 | Direct | ||
| Anne L. Arvia | GATX | Common Stock | Award | 0.34% | 114 | 33,303 | 02 Feb 2026 | Direct | ||
| Diane M. Aigotti | GATX | Common Stock | Award | 0.36% | 68 | 19,032 | 02 Feb 2026 | Direct |
* marks a reported price that did not pass the local price check.