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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.

Holders of 5% or more of WAB

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Westinghouse Air Brake Technologies Corp, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of WAB
HolderLatest formStakeChangeFirst filedLatest filingFiling
FMR LLC13G/A10.20%17.4M shares+0.70 ppfrom 9.50%Feb 12, 20254 filingsNov 7, 2025SEC
BlackRock, Inc.13G/A7.10%12.1M shares–Apr 17, 20251 filingApr 17, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

6 Schedule 13D and 13G filings on Westinghouse Air Brake Technologies Corp, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on WAB
Filed (ET)FilerFormStakeChangeEvent dateFiling
Mar 27, 20262:16 PM ETVanguard Group Inc13G/A0.00%0 shares–Below 5%Mar 13, 2026SEC
Nov 7, 202511:13 AM ETFMR LLCand 1 other13G/A10.20%17.4M shares+0.70 ppfrom 9.50%Oct 31, 2025SEC
Nov 5, 202511:49 AM ETFMR LLCand 1 other13G/A9.50%16.3M shares+1.70 ppfrom 7.80%Sep 30, 2025SEC
May 12, 202510:20 AM ETFMR LLCand 1 other13G/A7.80%13.4M shares+1.40 ppfrom 6.40%Mar 31, 2025SEC
Apr 17, 20259:35 AM ETBlackRock, Inc.13G/A7.10%12.1M shares–Mar 31, 2025SEC
Feb 12, 20259:25 AM ETFMR LLCand 1 other13G6.40%11.0M sharesNewDec 31, 2024SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Westinghouse Air Brake Technologies Corp shares.

No Form 144 notices for Westinghouse Air Brake Technologies Corp are on file.