WAB
Westinghouse Air Brake Technologies Corporation · Industrials · Railroads
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 159 | -3 | 122.29M | $32.96B | +4 | −8 |
| Q1 2026 | 166 | +3 | 123.42M | $30.77B | +6 | −4 |
| Q4 2025 | 162 | -1 | 131.09M | $27.98B | +1 | −1 |
| Q3 2025 | 24 | -1 | 79.07M | $15.85B | n/a | −2 |
| Q2 2025 | 23 | +1 | 73.36M | $15.35B | +1 | n/a |
| Q1 2025 | 19 | +1 | 26.16M | $4.74B | +1 | n/a |
| Q4 2024 | 18 | -2 | 27.71M | $5.25B | n/a | −2 |
| Q3 2024 | 19 | +1 | 19.50M | $3.54B | +1 | n/a |
| Q2 2024 | 18 | n/a | 23.81M | $3.76B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | T. Rowe Price ✦ | 8.41M | n/a | $1.33B | 0.2% | n/c | 1 | SEC ↗ ×2 |
| 2 | Wellington Management ✦ | 5.20M | n/a | $822.18M | 0.1% | n/c | 1 | SEC ↗ ×9 |
| 3 | Geode Capital Management ✦ (passive) | 4.06M | n/a | $640.65M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 4 | Norges Bank ✦ (passive) | 1.87M | n/a | $295.69M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | Two Sigma Investments ✦ | 780.49K | n/a | $123.36M | 0.3% | n/c | 1 | SEC ↗ |
| 6 | Millennium Management ✦ | 749.78K | n/a | $118.50M | 0.1% | n/c | 1 | SEC ↗ |
| 7 | Arrowstreet Capital ✦ | 651.41K | n/a | $102.96M | 0.1% | n/c | 1 | SEC ↗ |
| 8 | AQR Capital Management ✦ | 492.15K | n/a | $77.78M | 0.1% | n/c | 1 | SEC ↗ ×5 |
| 9 | Citadel Advisors ✦ | 442.62K | n/a | $69.96M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 10 | Renaissance Technologies ✦ | 264.30K | n/a | $41.77M | 0.1% | n/c | 1 | SEC ↗ |
| 11 | Point72 Asset Management ✦ | 254.36K | n/a | $40.20M | 0.1% | n/c | 1 | SEC ↗ |
| 12 | Baillie Gifford ✦ | 169.28K | n/a | $26.75M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 13 | D. E. Shaw & Co. ✦ | 163.28K | n/a | $25.81M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 14 | Duquesne Family Office ✦ | 150.68K | n/a | $23.81M | 0.8% | n/c | 1 | SEC ↗ |
| 15 | Adage Capital Partners ✦ | 57.45K | n/a | $9.08M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | Gotham Asset Management ✦ | 44.25K | n/a | $6.99M | 0.1% | n/c | 1 | SEC ↗ |
| 17 | Bridgewater Associates ✦ | 38.78K | n/a | $6.13M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Fisher Asset Management ✦ | 6.08K | n/a | $960,640 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,145 holders, 154.94M shares, $35.41B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer, Director · 345 sh · $100,855
Officer, Director · 259 sh · $75,465
Officer, Director · 222 sh · $65,303
Officer, Director · 261 sh · $76,562
Officer, Director · 614 sh · $179,511
Officer, Director · 84 sh · $24,611
Officer, Director · 278 sh · $81,042
Officer, Director · 42 sh · $12,064
Officer, Director · 36 sh · $10,373
Officer, Director · 33 sh · $9,569
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology