GATX Stock Insider Power

Based on the 100 latest insides trades, we have calculated the insider power to be negative at -27.11. In total, the insiders bought 225.16K and sold 40.42K GATX shares in the last 100 trades. The insider score can be negative despite buy/sell ratio being positive. The score focuses on the quality of the trades.

Insider Power

(Last 100 transactions)
-27.11
Buy 225.16K shares
Sell 40.42K shares
80% Buy Activity
Strong Negative Correlation
Buy Signal Low Confidence
Feb 23, 2026

Analysis Breakdown:

  • Signal is highly questionable due to a strongly contradictory negative Insider Power Score of -27.11.
  • Confidence increased due to high data reliability score of 100.
  • Supported by overwhelming buy-side pressure (80% buys).

Historical Insider Trades

Date Type Person Role Amount
May 01, 2026
Buy
Common Stock
A-Award
Arvia Anne L
Director
Director 124
Value: $24.2K
May 01, 2026
Buy
Common Stock
A-Award
Yovovich Paul G
Director
Director 136
Value: $26.5K
May 01, 2026
Buy
Common Stock
A-Award
Bausch Shelley J
Director
Director 128
Value: $24.9K
May 01, 2026
Buy
Common Stock
A-Award
Holmes John Mcclain Iii
Director
Director 129
Value: $25.1K
May 01, 2026
Buy
Common Stock
A-Award
Wetherbee Robert S
Director
Director 115
Value: $22.4K
May 01, 2026
Buy
Common Stock
A-Award
Ream James B
Director
Director 169
Value: $32.9K
May 01, 2026
Buy
Common Stock
A-Award
Aigotti Diane
Director
Director 71
Value: $13.8K
May 01, 2026
Buy
Common Stock
A-Award
Stanley Adam L.
Director
Director 30
Value: $6K
Apr 24, 2026
Buy
Common Stock
A-Award
Bausch Shelley J
Director
Director 731
Value: $144.9K
Apr 24, 2026
Buy
Common Stock
A-Award
Holmes John Mcclain Iii
Director
Director 731
Value: $144.9K
Apr 24, 2026
Buy
Common Stock
A-Award
Wetherbee Robert S
Director
Director 731
Value: $144.9K
Apr 24, 2026
Buy
Common Stock
A-Award
Arvia Anne L
Director
Director 731
Value: $144.9K
Apr 24, 2026
Buy
Common Stock
A-Award
Yovovich Paul G
Director
Director 731
Value: $144.9K
Apr 24, 2026
Buy
Common Stock
A-Award
Aigotti Diane
Director
Director 731
Value: $144.9K
Apr 24, 2026
Buy
Common Stock
A-Award
Stanley Adam L.
Director
Director 731
Value: $144.9K
Apr 24, 2026
Buy
Common Stock
A-Award
Ream James B
Director
Director 731
Value: $144.9K
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Mcmanus Jennifer
Sr. Vp & Controller
Officer 2 600
Value: $510.6K
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Van Aken Jennifer
Sr Vp Treasurer & Cro
Officer 2 200
Value: $432.1K
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Adedoyin Niyi
SVP & Cio
Officer 3 300
Value: $648.1K
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Nero Kimberley
EVP & Chief Hr Officer
Officer 5 100
Value: $1.00M
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Glassberg Brian L
EVP, General Counsel & Secy.
Officer 7 100
Value: $1.39M
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Lyons Robert C
President And CEO
CEO / President 47 900
Value: $9.41M
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Ellman Thomas A.
EVP & CFO
C-Suite Officer 14 300
Value: $2.81M
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Titterton Paul F
EVP & Pres. Rail Na
Officer 12 800
Value: $2.51M
Feb 23, 2026
Buy
2026 NQ Stock Option (Right to Buy)
A-Award
Zmudka Robert
Sr. Vp & Chief Comm. Off.
Officer 4 800
Value: $942.7K

About Insider Power

Insider Power is a proprietary algorithm developed by StockInvest.us to evaluate the significance of insider transactions. The calculation considers the size, type, and timing of transactions, as well as the insider’s role within the company.

It is important to note that, in general, there is little to no correlation between insider transactions and short-term stock price movements. In one of our studies, only 0.22%* of stocks with insider activity showed a measurable correlation — and even then, it was unclear whether the effect was caused by insider actions or simply by the stock’s broader trend.

While our algorithms are designed to highlight potentially meaningful signals, these cannot be regarded as statistically significant on their own. Insider trading activity should therefore be seen as informative rather than as direct trading guidance. The Insider Power metric was created to present this information in a clearer and more accessible way, helping investors better understand the possible context of insider activity.

* October 6th, 2025 - Tested on 5562 stocks

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ABOUT GATX CORPORATION
GATX
GATX Corporation operates as railcar leasing company in the United States and internationally. The company operates through three segments: Rail North America, Rail International, and Portfolio Management. It leases tank and freight railcars, and locomotives for petroleum, chemical, food/agriculture, and transportation industries. The company also offers services, including the interior cleaning of railcars, routine maintenance and repair of car ...
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