Westinghouse Air Brake Technologies Corp
WAB- Exchange
- NYSE
- Industry
- Railroad Equipment
- SEC CIK
- 0000943452
In the last 90 days, Westinghouse Air Brake Technologies Corp insiders filed 0 open-market purchases and 9 sales; 1,195 institutions reported holding it in 13F filings for Q2 2026, worth $42.2B in total; Duquesne Family Office is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Westinghouse Air Brake Technologies Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 1,166
- +57 vs. Q4 2025
- Shares held
- 156.4M
- +20.3M (+14.9%) vs. Q4 2025
- Total value
- $39.0B
- +$9.93B (+34.2%) vs. Q4 2025
- New holders
- 156
- 386 more added
- Sold out
- 99
- 375 more reduced
20 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WAB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,195 | $42.2B |
| Q1 2026 | 1,166 | $39.0B |
| Q4 2025 | 1,129 | $33.7B |
| Q3 2025 | 1,094 | $31.3B |
| Q2 2025 | 1,121 | $32.9B |
| Q1 2025 | 1,042 | $28.6B |
| Q4 2024 | 1,065 | $30.0B |
| Q3 2024 | 985 | $28.3B |
| Q2 2024 | 984 | $25.3B |
| Q1 2024 | 925 | $23.6B |
| Q4 2023 | 887 | $20.7B |
| Q3 2023 | 819 | $17.4B |
| Q2 2023 | 810 | $18.1B |
| Q1 2023 | 813 | $16.6B |
| Q4 2022 | 794 | $16.5B |
| Q3 2022 | 741 | $13.5B |
| Q2 2022 | 767 | $13.5B |
| Q1 2022 | 788 | $16.0B |
| Q4 2021 | 784 | $15.7B |
| Q3 2021 | 724 | $14.8B |
| Q2 2021 | 714 | $14.1B |
| Q1 2021 | 721 | $13.2B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Westinghouse Air Brake Technologies Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Investments Australia, Ltd. | 79,823 | $19.9M | 0.06% | +79,823 | New |
| Susquehanna Fundamental Investments, LLC | 80,775 | $20.2M | 0.76% | −25,390−23.9% | Reduced |
| Applied Finance Capital Management, LLC | 82,039 | $20.5M | 1.54% | −7,625−8.5% | Reduced |
| Agf Management Ltd | 82,313 | $20.6M | 0.09% | +16,419+24.9% | Added |
| Storebrand Asset Management AS | 82,467 | $20.6M | 0.06% | +12,365+17.6% | Added |
| Prudential Financial Inc | 83,528 | $20.9M | 0.03% | −1,888−2.2% | Reduced |
| ING Groep NV | 83,923 | $21.0M | 0.13% | +16,129+23.8% | Added |
| Chevy Chase Trust Holdings, Inc. | 84,220 | $21.0M | 0.06% | −2,670−3.1% | Reduced |
| La Banque Postale Asset Management SA | 85,019 | $21.2M | 0.29% | −17,659−17.2% | Reduced |
| Mercer Global Advisors Inc | 85,607 | $21.4M | 0.03% | −44,023−34.0% | Reduced |
| Victory Capital Management Inc | 86,149 | $21.5M | 0.01% | −836−1.0% | Reduced |
| Nomura Asset Management Co Ltd | 86,175 | $21.5M | 0.06% | +690+0.8% | Added |
| QRG Capital Management, Inc. | 88,564 | $22.1M | 0.23% | +1,677+1.9% | Added |
| Millennium Management LLC | 90,577 | $22.6M | 0.02% | −31,626−25.9% | Reduced |
| DnB Asset Management AS | 91,525 | $22.9M | 0.08% | +39,356+75.4% | Added |
| Manufacturers Life Insurance Company, The | 92,940 | $23.2M | 0.02% | −7,478−7.4% | Reduced |
| Duquesne Family Office LLCSuperinvestorDuquesne Family Office | 94,895 | $23.7M | 0.81% | −205,215−68.4% | Reduced |
| APG Asset Management N.V. | 111,867 | $24.3M | 0.08% | −3,084−2.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 97,605 | $24.4M | 0.05% | −3,989−3.9% | Reduced |
| Addenda Capital Inc. | 99,535 | $24.9M | 0.70% | +2,446+2.5% | Added |
| SEI Investments Co | 100,127 | $25.0M | 0.02% | +11,131+12.5% | Added |
| Abn Amro Investment Solutions | 102,085 | $25.5M | 0.33% | +2,211+2.2% | Added |
| Voleon Capital Management LP | 102,384 | $25.6M | 0.55% | +64,178+168.0% | Added |
| ABN AMRO Bank N.V. | 101,514 | $25.6M | 0.28% | −463−0.5% | Reduced |
| State of Wisconsin Investment Board | 106,600 | $26.6M | 0.06% | −5,318−4.8% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 106,801 | $26.7M | 0.25% | −18,011−14.4% | Reduced |
| Great West Life Assurance Co | 108,628 | $27.2M | 0.05% | −1,433−1.3% | Reduced |
| Balyasny Asset Management LLC | 109,001 | $27.2M | 0.05% | −247,921−69.5% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 109,648 | $27.4M | 0.07% | −23,596−17.7% | Reduced |
| KLP Kapitalforvaltning AS | 109,726 | $27.4M | 0.11% | −900−0.8% | Reduced |
| Squarepoint Ops LLC | 110,937 | $27.7M | 0.06% | +97,554+728.9% | Added |
| Natixis Advisors, L.P. | 113,245 | $28.3M | 0.04% | +5,556+5.2% | Added |
| DJE Kapital AG | 116,784 | $28.6M | 0.63% | +656+0.6% | Added |
| National Bank of Canada | 115,455 | $28.9M | 0.03% | +3,305+2.9% | Added |
| HRT Financial LP | 116,082 | $29.0M | 0.07% | +60,801+110.0% | Added |
| Renaissance Technologies LLC | 116,095 | $29.0M | 0.05% | −22,300−16.1% | Reduced |
| Asset Management One Co.,Ltd. | 117,596 | $29.4M | 0.09% | −10,843−8.4% | Reduced |
| New York State Teachers Retirement System | 121,889 | $30.5M | 0.06% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 119,936 | $30.6M | 0.09% | +59,750+99.3% | Added |
| Bank of Nova Scotia | 123,832 | $30.9M | 0.05% | +91,814+286.8% | Added |
| Pictet Asset Management Holding SA | 124,529 | $31.1M | 0.03% | −2,785−2.2% | Reduced |
| Handelsbanken Fonder AB | 124,651 | $31.2M | 0.10% | −22,025−15.0% | Reduced |
| Verition Fund Management LLC | 124,820 | $31.2M | 0.30% | +116,992+1,494.5% | Added |
| Adage Capital Partners GP, L.L.C. | 129,621 | $32.4M | 0.05% | +58,035+81.1% | Added |
| Teacher Retirement System of Texas | 129,956 | $32.5M | 0.14% | +104,880+418.2% | Added |
| STRS Ohio | 130,656 | $32.7M | 0.13% | −60.0% | Reduced |
| J. Safra Sarasin Holding AG | 130,736 | $32.7M | 0.56% | +6,918+5.6% | Added |
| Cerity Partners LLC | 130,796 | $32.7M | 0.05% | −27,864−17.6% | Reduced |
| Panagora Asset Management Inc | 133,995 | $33.5M | 0.13% | +18,304+15.8% | Added |
| New York State Common Retirement Fund | 134,555 | $33.6M | 0.05% | 00.0% | Unchanged |
| Trillium Asset Management, LLC | 132,932 | $33.6M | 1.12% | −2,843−2.1% | Reduced |
| Washington Trust Co | 135,387 | $33.8M | 1.14% | −1,199−0.9% | Reduced |
| Capital Investment Services of America, Inc. | 137,576 | $34.4M | 3.59% | −9,447−6.4% | Reduced |
| Worldquant Millennium Advisors LLC | 139,023 | $34.7M | 0.13% | +44,057+46.4% | Added |
| Banco Santander, S.A. | 144,547 | $36.1M | 0.29% | −32,993−18.6% | Reduced |
| State Board of Administration of Florida Retirement System | 145,719 | $36.4M | 0.07% | −269−0.2% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 147,088 | $36.8M | 0.04% | −46,872−24.2% | Reduced |
| Marshall Wace, LLP | 155,000 | $38.7M | 0.04% | +155,000 | New |
| Quantinno Capital Management LP | 155,152 | $38.8M | 0.06% | +6,815+4.6% | Added |
| Citigroup Inc | 158,547 | $39.6M | 0.03% | +19,859+14.3% | Added |
| Aureus Asset Management, LLC | 160,820 | $40.2M | 2.68% | −5,195−3.1% | Reduced |
| Danske Bank A/S | 173,495 | $43.4M | 0.10% | +50,553+41.1% | Added |
| Ameriprise Financial Inc | 178,477 | $44.6M | 0.01% | +141+0.1% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 182,283 | $45.6M | 0.10% | −73,927−28.9% | Reduced |
| Envestnet Asset Management Inc | 182,958 | $45.7M | 0.01% | +21,609+13.4% | Added |
| First Trust Advisors LP | 188,914 | $47.2M | 0.03% | +80,539+74.3% | Added |
| Ensign Peak Advisors, Inc | 191,653 | $47.9M | 0.09% | −5,411−2.7% | Reduced |
| Mackenzie Financial Corp | 193,791 | $48.4M | 0.06% | −86,885−31.0% | Reduced |
| Vontobel Holding Ltd. | 194,376 | $48.6M | 0.17% | +30,936+18.9% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 196,829 | $49.1M | 0.08% | +11,425+6.2% | Added |
| Principal Financial Group Inc | 196,666 | $49.1M | 0.03% | +6,611+3.5% | Added |
| Vantage Investment Partners, LLC | 205,095 | $51.3M | 3.54% | −62,478−23.3% | Reduced |
| Voloridge Investment Management, LLC | 205,710 | $51.4M | 0.21% | −94,055−31.4% | Reduced |
| SG Americas Securities, LLC | 206,116 | $51.5M | 0.06% | +53,819+35.3% | Added |
| Acadian Asset Management LLC | 212,424 | $53.1M | 0.08% | +205,381+2,916.1% | Added |
| Maple Rock Capital Partners Inc. | 215,400 | $53.8M | 1.75% | +215,400 | New |
| Standard Life Aberdeen plc | 220,732 | $55.2M | 0.09% | +5,809+2.7% | Added |
| Erste Asset Management GmbH | 239,913 | $57.2M | 0.53% | +36,540+18.0% | Added |
| Beck Mack & Oliver LLC | 229,162 | $57.3M | 1.18% | −1,811−0.8% | Reduced |
| Value Holdings Management Co. LLC | 230,902 | $57.7M | 9.36% | −1,998−0.9% | Reduced |
| Border to Coast Pensions Partnership Ltd | 232,826 | $58.4M | 0.99% | +19,253+9.0% | Added |
| Canada Pension Plan Investment Board | 252,222 | $63.0M | 0.04% | +26,307+11.6% | Added |
| Caisse de Depot Et Placement du Quebec | 259,020 | $64.7M | 0.10% | +3,073+1.2% | Added |
| First Pacific Advisors, LP | 260,732 | $65.2M | 0.91% | −183,816−41.3% | Reduced |
| National Pension Service | 263,822 | $65.9M | 0.05% | −24,787−8.6% | Reduced |
| Tremblant Capital Group | 267,858 | $66.9M | 2.15% | −30,275−10.2% | Reduced |
| Wells Fargo & Company | 268,337 | $67.1M | 0.01% | +4,627+1.8% | Added |
| TOMS Capital Investment Management LP | 272,000 | $68.0M | 4.47% | +272,000 | New |
| Bank Julius Baer & Co. Ltd, Zurich | 277,619 | $68.5M | 0.21% | +276,925+39,902.7% | Added |
| Vanguard Asset Management, Ltd | 278,081 | $69.5M | 0.06% | +278,081 | New |
| California State Teachers Retirement System | 281,890 | $70.4M | 0.07% | −6,069−2.1% | Reduced |
| Blair William & Co | 283,859 | $70.9M | 0.20% | −11,092−3.8% | Reduced |
| TD Asset Management Inc | 284,438 | $71.1M | 0.06% | −6,244−2.1% | Reduced |
| Neuberger Berman Group LLC | 291,109 | $72.8M | 0.06% | +14,534+5.3% | Added |
| Man Group plc | 304,656 | $76.1M | 0.16% | +56,470+22.8% | Added |
| Two Sigma Investments, LP | 311,906 | $77.9M | 0.06% | +221,379+244.5% | Added |
| Federated Hermes, Inc. | 313,210 | $78.3M | 0.13% | −30,548−8.9% | Reduced |
| Janus Henderson Group PLC | 313,398 | $78.3M | 0.04% | +1,025+0.3% | Added |
| Impax Asset Management Group plc | 318,350 | $79.6M | 0.55% | +111,961+54.2% | Added |
| Rhumbline Advisers | 321,235 | $80.3M | 0.07% | −4,453−1.4% | Reduced |