Stock Ownership/WAB

WABTEC (WAB): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in WAB · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
33
13F filers
Aggregate Value
$1.8B
Across holders
Last Price
$297.62
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity20 increased13 reduced5 exited
Full exits: BAILLIE GIFFORD & CO, Hudson Bay Capital Management LP, RENAISSANCE TECHNOLOGIES LLC, PZENA INVESTMENT MANAGEMENT LLC, ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
Institutional Holders of WAB
↗
33 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Select Equity Group, L.P.
CIK 0001592643
Hedge Fund2.42M$652.9M36.8%3.2%Reduced$-135.4MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund1.37M$369.6M20.9%0.1%Added$-2.5BQ2 2026
FARALLON CAPITAL MANAGEMENT LLC
CIK 0000909661
Hedge Fund895K$241.2M13.6%1.1%Reduced$-192.7MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund230K$62.0M3.5%0.0%Added+$20.2MQ2 2026
Davidson Kempner Capital Management LP
CIK 0001595082
Hedge Fund200K$53.9M3.0%0.6%Added—Q2 2026
Man Group plc
CIK 0001637460
Hedge Fund193K$52.1M2.9%0.1%Reduced$-94.1MQ2 2026
PineBridge Investments, L.P.
CIK 0001531721
Hedge Fund255K$51.1M2.9%0.4%Added+$1.9MQ3 2025
Verition Fund Management LLC
CIK 0001454027
Hedge Fund144K$38.9M2.2%0.2%Added+$5.2MQ2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund118K$31.8M1.8%0.0%Reduced$-3.2MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund111K$29.8M1.7%0.0%Reduced+$29.3MQ2 2026
Select Equity Group, L.P.Reduced
Hedge Fund
$652.9M· 36.8% of total· 3.2% port· 2.42M sh· $-135.4M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$369.6M· 20.9% of total· 0.1% port· 1.37M sh· $-2.5B QoQ· Q2 2026
FARALLON CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$241.2M· 13.6% of total· 1.1% port· 895K sh· $-192.7M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$62.0M· 3.5% of total· 0.0% port· 230K sh· +$20.2M QoQ· Q2 2026
Davidson Kempner Capital Management LPAdded
Hedge Fund
$53.9M· 3.0% of total· 0.6% port· 200K sh· — QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$52.1M· 2.9% of total· 0.1% port· 193K sh· $-94.1M QoQ· Q2 2026
PineBridge Investments, L.P.Added
Hedge Fund
$51.1M· 2.9% of total· 0.4% port· 255K sh· +$1.9M QoQ· Q3 2025
Verition Fund Management LLCAdded
Hedge Fund
$38.9M· 2.2% of total· 0.2% port· 144K sh· +$5.2M QoQ· Q2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.Reduced
Hedge Fund
$31.8M· 1.8% of total· 0.0% port· 118K sh· $-3.2M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$29.8M· 1.7% of total· 0.0% port· 111K sh· +$29.3M QoQ· Q2 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$27.6M· 1.6% of total· 0.0% port· 103K sh· $-107.7M QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$26.6M· 1.5% of total· 0.0% port· 99K sh· +$16.8M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$25.7M· 1.5% of total· 0.0% port· 95K sh· +$1.3M QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$16.4M· 0.9% of total· 0.0% port· 61K sh· +$3.8M QoQ· Q2 2026
Duquesne Family Office LLCReduced
Family Office
$15.3M· 0.9% of total· 0.3% port· 57K sh· $-10.3M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCReduced
Hedge Fund
$11.5M· 0.7% of total· 0.0% port· 43K sh· $-43.9M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$11.2M· 0.6% of total· 0.0% port· 42K sh· +$10.5M QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$10.8M· 0.6% of total· 0.0% port· 40K sh· +$10.6M QoQ· Q2 2026
Woodline Partners LPAdded
Hedge Fund
$10.0M· 0.6% of total· 0.0% port· 37K sh· +$983K QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$7.2M· 0.4% of total· 0.0% port· 27K sh· +$1.8M QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$5.9M· 0.3% of total· 0.0% port· 22K sh· — QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$4.7M· 0.3% of total· 0.0% port· 17K sh· $-12.4M QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$4.3M· 0.2% of total· 0.0% port· 16K sh· +$899K QoQ· Q2 2026
Bridgewater Associates, LPAdded
Hedge Fund
$3.2M· 0.2% of total· 0.0% port· 12K sh· — QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$2.4M· 0.1% of total· 0.0% port· 9K sh· +$2.1M QoQ· Q2 2026
Lighthouse Investment Partners, LLCAdded
Hedge Fund
$1.5M· 0.1% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCReduced
Hedge Fund
$1.0M· 0.1% of total· 0.0% port· 4K sh· $-28.3M QoQ· Q2 2026
TCW GROUP INCReduced
Hedge Fund
$825K· 0.0% of total· 0.0% port· 3K sh· $-5K QoQ· Q2 2026
Schonfeld Strategic Advisors LLCReduced
Hedge Fund
$666K· 0.0% of total· 0.0% port· 2K sh· $-3.3M QoQ· Q2 2026
Magnetar Financial LLCAdded
Hedge Fund
$631K· 0.0% of total· 0.0% port· 2K sh· — QoQ· Q2 2026
Fisher Asset Management, LLCAdded
Institutional Manager
$621K· 0.0% of total· 0.0% port· 2K sh· +$45K QoQ· Q2 2026
Grantham, Mayo, Van Otterloo & Co. LLCAdded
Institutional Manager
$511K· 0.0% of total· 0.0% port· 2K sh· +$115K QoQ· Q2 2026
Ancora Advisors, LLCReduced
Hedge Fund
$13K· 0.0% of total· 0.0% port· 48 sh· $-18K QoQ· Q2 2026
1–10 of 33
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