WABTEC CORP (WAB) Institutional Ownership Changes & 13F Activity

WABTEC CORP (WAB) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Hancock Classic Value, Sequoia Financial Advisors, Muhlenkamp & Co, and Mairs & Power Growth Fund.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2019Muhlenkamp & CoSell-17452,521$3,769
Q1 2019Hancock Classic ValueBuy919,252919,252$67,767
Q1 2019Eagle Capital ManagementBuy138,649138,649$10,221
Q1 2019Muhlenkamp & CoBuy52,69552,695$3,885
Q1 2019Torray FundBuy4,0874,087$301
Q1 2019Sequoia Financial AdvisorsBuy6947,194$530
Q1 2019ARK InvestBuy246246$18
Q3 2018Renaissance Technologies LLCSell-124,40078,400$8,223
Q3 2018Sequoia Financial AdvisorsSell-2246,500$682
Q2 2018Sequoia Financial AdvisorsSell-2,7296,724$663
Q2 2018Turtle Creek Asset ManagementSell-2,40013,800$1,360
Q1 2018AltaRock PartnersSell-20,000666,426$54,247
Q1 2018Turtle Creek Asset ManagementBuy6,90016,200$1,319
Q1 2018Sequoia Financial AdvisorsSell-1,0009,453$769
Q4 2017Turtle Creek Asset ManagementBuy2,6009,300$757
Q3 2017Turtle Creek Asset ManagementBuy9006,700$508
Q3 2017Sequoia Financial AdvisorsSell-75010,453$792
Q2 2017Sequoia Financial AdvisorsBuy11,20311,203$1,025
Q2 2017Turtle Creek Asset ManagementBuy5,8005,800$531
Q1 2017AltaRock PartnersSell-3,400686,426$53,541
Q4 2016AltaRock PartnersSell-150,000689,826$57,269
Q3 2016AltaRock PartnersBuy839,826839,826$68,572
Q3 2016Renaissance Technologies LLCSell-298,400202,800$16,559
Q2 2016Renaissance Technologies LLCSell-24,100501,200$35,199
Q4 2015Renaissance Technologies LLCBuy436,200525,300$37,359
Q3 2015Renaissance Technologies LLCSell-96,50089,100$7,845
Q2 2015Renaissance Technologies LLCSell-19,300185,600$17,491
Q1 2015Renaissance Technologies LLCBuy89,100204,900$19,468
Q4 2014Renaissance Technologies LLCSell-177,400115,800$10,062
Q3 2014Renaissance Technologies LLCBuy221,600293,200$23,761

Frequently asked questions about WAB activity

  • Which institutional owners are buying WAB?

    Institutional owners buying WAB include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in WAB activity?

    "Buy" means an investor increased their reported position in WAB compared to the prior reporting period. This reflects growing exposure to WABTEC CORP (WAB) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in WAB increasing?

    Institutional interest in WAB can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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