GATX Corp
GATX
409 hedge funds and large institutions have $6.43B invested in GATX Corp in 2026 Q2 according to their latest regulatory filings, with 49 funds opening new positions, 129 increasing their positions, 141 reducing their positions, and 32 closing their positions.
53% more first-time investments, than exits
New positions opened: 49 | Existing positions closed: 32
18% more call options, than puts
Call options by funds: $6.41M | Put options by funds: $5.46M
6% more capital invested
Capital invested by funds: $6.03B → $6.43B (+$392M)
3% more funds holding
Funds holding: 396 → 409 (+13)
2.68% more ownership
Funds ownership: 99.54% → 102.21% (+2.7%)
9% less repeat investments, than reductions
Existing positions increased: 129 | Existing positions reduced: 141
40% less funds holding in top 10
Funds holding in top 10: 5 → 3 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital International Investors
Los Angeles,
California
|
+$45.7M |
| 2 |
Invesco
Atlanta,
Georgia
|
+$33.2M |
| 3 |
BlackRock
New York
|
+$27.6M |
| 4 |
American Century Companies
Kansas City,
Missouri
|
+$24.4M |
| 5 |
State Street
Boston,
Massachusetts
|
+$12.1M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$29.7M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
-$27.3M |
| 3 |
Ameriprise
Minneapolis,
Minnesota
|
-$12.8M |
| 4 |
EARNEST Partners
Atlanta,
Georgia
|
-$10.7M |
| 5 |
GI
GAMCO Investors
Greenwich,
Connecticut
|
-$8.38M |
GATX Hedge Fund Activity: Q2 2026 in Review
409 of the 8,305 institutional investors tracked by Wall St. Rank reported a position in GATX Corp (GATX) for Q2 2026, worth a combined $6.43B — up 6.5% from $6.03B a quarter earlier.
Buyers outnumbered sellers: 49 funds opened new GATX positions and 32 closed out — a net gain of 17 holders — while 129 added to existing stakes and 141 trimmed.
The largest buyer was Capital International Investors, opening a new position worth an estimated $45.7M. The largest seller was Wellington Management Group, cutting an estimated $29.7M.
- 409 institutional investors held GATX Corp (GATX) as of Q2 2026, up from 396 in Q1 2026.
- Funds reported $6.43B of GATX Corp stock for Q2 2026, up 6.5% quarter-over-quarter.
- 49 funds opened new GATX Corp positions in Q2 2026 and 32 closed out, a net change of +17 holders.
- The largest GATX Corp buyer in Q2 2026 was Capital International Investors, an estimated $45.7M added.
- The largest GATX Corp seller in Q2 2026 was Wellington Management Group, an estimated $29.7M sold.
Based on aggregated 13F filings for Q2 2026.