Who owns Westinghouse Air Brake Technologies Corporation?
Institutional ownership of WAB from SEC Form 13F filings across 685 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
685
13F holders
$31.79B
value, 2026 filers
74.9%
of shares outstanding (127.7M sh)
72
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of WAB's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 21.4M | $5.77B | 0.3% | 12.5% | +8.4% |
| 2 | BlackRock, Inc. | 13.9M | $3.74B | 0.1% | 8.1% | +1.0% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 11.1M | $2.99B | 0.1% | 6.5% | -50.0% |
| 4 | PRICE T ROWE ASSOCIATES INC /MD/ | 7.3M | $2.0M | 0.2% | 4.3% | -9.1% |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 7.2M | $1.93B | 0.1% | 4.2% | +0.2% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 4.5M | $1.21B | 0.1% | 2.7% | -0.8% |
| 7 | FIL Ltd | 3.5M | $950.8M | 0.7% | 2.1% | +0.7% |
| 8 | NORDEA INVESTMENT MANAGEMENT AB | 3.1M | $835.5M | 0.7% | 1.8% | -13.0% |
| 9 | Invesco Ltd. | 2.8M | $753.5M | 0.1% | 1.6% | +31.1% |
| 10 | MORGAN STANLEY | 2.5M | $671.6M | 0.0% | 1.5% | +1.2% |
| 11 | NORGES BANKNEW | 1.9M | $511.4M | 0.1% | 1.1% | new |
| 12 | NORTHERN TRUST CORP | 1.7M | $466.7M | 0.1% | 1% | +0.3% |
| 13 | WELLINGTON MANAGEMENT GROUP LLP | 1.7M | $450.4M | 0.1% | 1% | -33.4% |
| 14 | Amundi | 1.6M | $426.2M | 0.1% | 0.9% | +43.9% |
| 15 | JPMORGAN CHASE & CO | 1.5M | $407.8M | 0.0% | 0.9% | +10.0% |
| 16 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 1.4M | $390.5M | 0.1% | 0.8% | -11.6% |
| 17 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 1.4M | $384.2M | 0.1% | 0.8% | +2.4% |
| 18 | Vontobel Holding Ltd. | 1.2M | $330.9M | 1.1% | 0.7% | +531.5% |
| 19 | GOLDMAN SACHS GROUP INC | 1.2M | $326.1M | 0.0% | 0.7% | +1.9% |
| 20 | Sixth Street Partners Management Company, L.P.NEW | 1.1M | $298.6M | 51.5% | 0.6% | new |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.1M | $298.6M | 0.0% | 0.6% | -1.1% |
| 22 | AMERICAN CENTURY COMPANIES INC | 1.1M | $287.3M | 0.1% | 0.6% | -13.0% |
| 23 | AMERIPRISE FINANCIAL INC | 981,110 | $264.9M | 0.1% | 0.6% | +449.7% |
| 24 | ROYAL LONDON ASSET MANAGEMENT LTD | 960,916 | $259.1M | 0.5% | 0.6% | -3.2% |
| 25 | VANGUARD FIDUCIARY TRUST CO | 952,696 | $256.8M | 0.1% | 0.6% | -0.8% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.