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 Form 13F filings. 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
Q1 2026Renaissance Technologies LLCSell-22,300116,095$29,013,301
Q1 2026Hancock Classic ValueBuy1,343367,753$91,905,152
Q1 2026Sequoia Financial AdvisorsSell-2587,232$1,807,420
Q1 2026Muhlenkamp & CoSell-14663,155$15,783,066
Q4 2025Renaissance Technologies LLCSell-238,200138,395$29,540,413
Q4 2025Sequoia Financial AdvisorsBuy1,6637,490$1,598,667
Q4 2025Hancock Classic ValueSell-1,172366,410$78,210,215
Q4 2025Muhlenkamp & CoBuy27163,301$13,511,598
Q4 2025Mairs & Power Growth FundSell-885,237$1,117,838
Q3 2025Renaissance Technologies LLCBuy208,700376,595$75,496,000
Q3 2025Hancock Classic ValueBuy6,886367,582$73,689,164
Q3 2025Sequoia Financial AdvisorsBuy4745,827$1,168,187
Q3 2025Muhlenkamp & CoBuy8663,030$12,635,649
Q2 2025Hancock Classic ValueBuy16,560360,696$75,511,708
Q2 2025Renaissance Technologies LLCBuy9,695167,895$35,148,818
Q2 2025Muhlenkamp & CoBuy57062,944$13,177,333
Q2 2025Sequoia Financial AdvisorsBuy2335,353$1,120,725
Q2 2025Mairs & Power Growth FundBuy2055,325$1,114,789
Q1 2025Renaissance Technologies LLCSell-57,195158,200$28,689,570
Q1 2025Hancock Classic ValueBuy11,391344,136$62,409,064
Q1 2025Sequoia Financial AdvisorsBuy3935,120$928,480
Q1 2025Muhlenkamp & CoSell-11062,374$11,311,515
Q4 2024Renaissance Technologies LLCSell-173,000215,395$40,836,738
Q4 2024Sequoia Financial AdvisorsBuy5404,727$896,187
Q4 2024Hancock Classic ValueBuy447332,745$63,085,125
Q4 2024Muhlenkamp & CoBuy15762,484$11,846,312
Q3 2024Renaissance Technologies LLCBuy124,100388,395$70,598,559
Q3 2024Hancock Classic ValueSell-122,097332,298$60,401,807
Q3 2024Sequoia Financial AdvisorsBuy334,187$761,104
Q3 2024Muhlenkamp & CoSell-2662,327$11,329,137

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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