Westinghouse Air Brake Technologies Corporation (WAB) ownership: insiders 1% · institutions 94% (13F 2026-03-31). Insider activity, 90 days: 37 sales, 0 open-market buys. 10 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| Vanguard | 19952243.00 | $4.99B | 11.8% | 2026-03-31 |
| FMR (Fidelity) | 19722429.00 | $4.93B | 11.6% | 2026-03-31 |
| BlackRock | 13739098.00 | $3.43B | 8.1% | 2026-03-31 |
| State Street | 7740942.00 | $1.93B | 4.6% | 2026-03-31 |
| Geode Capital Management | 4557374.00 | $1.13B | 2.7% | 2026-03-31 |
| FIL Ltd | 3501941.00 | $875.17M | 2.1% | 2026-03-31 |
| Nordea | 3555877.00 | $863.90M | 2.1% | 2026-03-31 |
| Select Equity Group, L.P. | 2923643.00 | $730.65M | 1.7% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-08-21 | |
| Sell | null | 2026-08-21 | |
| Sell | null | 2026-08-20 | |
| Sell | null | 2026-08-20 | |
| Sell | null | 2026-08-17 | |
| Sell | null | 2026-08-04 | |
| Sell | null | 2026-08-04 | |
| Sell | null | 2026-08-04 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.