Westinghouse Air Brake Ownership | Who Owns Westinghouse Air Brake?

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Westinghouse Air Brake Ownership Summary

Westinghouse Air Brake is owned by 24.95% institutional investors, 1.11% insiders, and 73.94% retail investors. Vanguard group is the largest institutional shareholder, holding 11.69% of WAB shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.24% of its assets in Westinghouse Air Brake shares.

WAB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Westinghouse Air Brake	24.95%	1.11%	73.94%
Sector	Industrials Stocks	46.77%	12.62%	40.60%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	19.94M	11.69%	$4.00B
Fmr	16.32M	9.56%	$3.27B
Blackrock	15.10M	8.55%	$2.39B
Blackrock funding, inc. /de	13.18M	7.73%	$2.64B
State street	7.46M	4.37%	$1.50B
Price t rowe associates inc /md/	6.62M	3.88%	$1.33B
Geode capital management	4.33M	2.54%	$864.00M
Fil	4.00M	2.34%	$801.82B
Select equity group	3.69M	2.16%	$739.46M
Wellington management group llp	3.30M	1.94%	$662.39M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Santori & peters	602.34K	43.14%	$120.75M
Sahana capital management lp	1.09M	26.70%	$172.11M
Park presidio capital	573.38K	10.00%	$114.95M
Varenne capital partners	262.24K	9.98%	$52.57M
Value management	232.90K	7.48%	$46.69M
Hahn capital management	57.43K	5.52%	$11.51M
Bristol gate capital partners	386.31K	4.57%	$77.44M
Xn lp	663.90K	4.36%	$104.93M
Alpine peaks capital, lp	21.18K	3.69%	$4.25M
Vantage investment partners	267.57K	3.67%	$53.64M

Top Buyers

Holder	Shares	% Assets	Change
Fmr	16.32M	0.17%	2.90M
Norges bank	1.90M	0.05%	1.90M
Farallon capital management	2.21M	1.81%	896.90K
Ubs group	1.03M	0.03%	682.05K
Blackrock	15.10M	0.05%	669.79K

Top Sellers

Holder	Shares	% Assets	Change
Massachusetts financial services co /ma/	2.01M	0.13%	-2.48M
Invesco	2.42M	0.08%	-1.99M
Janus henderson group	1.43M	0.14%	-1.73M
Standard investments	-	-	-810.00K
Artisan partners limited partnership	-	-	-797.92K

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	1.90M	0.05%	1.90M	$361.17M
Junto capital management lp	399.86K	1.64%	399.86K	$80.16M
Pointstate capital lp	257.97K	0.77%	257.97K	$51.72M
Axa investment managers	137.29K	0.07%	137.29K	$27.52M
La banque postale asset management sa	100.94K	0.25%	100.94K	$20.24M

Sold Out

Holder	Change
Marshall & sullivan inc /wa/	-1.00
Mendota financial group	-1.00
Fortis advisors	-1.00
Triad wealth partners	-1.00
Vima	-1.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Sep 30, 2025	608	-45.86%	42,561,977	-72.91%	24	0.29%	241	-55.12%	198	-46.05%
Jun 30, 2025	1,105	6.45%	157,055,987	0.87%	92	1.10%	532	24.59%	359	-8.18%
Mar 31, 2025	1,022	-4.22%	155,519,008	-1.35%	91	1.11%	417	-14.02%	389	2.10%
Dec 31, 2024	954	-4.41%	143,320,444	-6.56%	82	1.06%	429	3.62%	343	-4.46%
Sep 30, 2024	986	-0.90%	153,287,829	-3.76%	88	1.07%	410	-10.48%	354	7.27%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	5.53M	3.24%	-39.58K
Vanguard Total Stock Mkt Idx Inv	5.38M	3.15%	-124.89K
Vanguard Institutional 500 Index Trust	4.86M	2.84%	33.17K
Vanguard 500 Index Investor	4.24M	2.48%	-620.61K
Vanguard Mid Cap Index Institutional	3.82M	2.23%	41.18K
T. Rowe Price U.S. Value Equity Tr-D	3.03M	1.77%	114.26K
T. Rowe Price U.S. Value Equity Tr-Z	2.91M	1.71%	213.55K
T. Rowe Price US Value Equity Composite	2.54M	1.49%	16.64K
T. Rowe Price Value	2.54M	1.48%	-5.32K
Fidelity Magellan	2.33M	1.36%	-198.99K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Dec 04, 2025	DeNinno David L	Exec VP, General Counsel, Sec.	Sell	$1.07M
Dec 04, 2025	Mendonca Rogerio	President, Equipment Group	Sell	$433.09K
Nov 12, 2025	DeNinno David L	Exec VP, General Counsel, Sec.	Sell	$1.05M
Nov 12, 2025	Mastalerz John A Jr	SVP Fin, Corp Controller, CAO	Sell	$580.86K
Nov 11, 2025	Schweitzer Pascal	President Transit	Sell	$624.21K

Insider Transactions Trends

Date	Buy	Sell
2025 Q4	-	25
2025 Q3	-	21
2025 Q2	-	41
2025 Q1	-	6
2024 Q4	-	7

WAB Ownership FAQ

Who owns the most shares of Westinghouse Air Brake?

Westinghouse Air Brake’s largest shareholders are Vanguard group (19.94M shares, 11.69%), Fmr (16.32M shares, 9.56%), and Blackrock (15.1M shares, 8.55%). Together, they hold 29.81% of Westinghouse Air Brake’s total shares outstanding.

Does Blackrock own Westinghouse Air Brake?

Yes, BlackRock owns 8.55% of Westinghouse Air Brake, totaling 15.1M shares as of Jun 2024. This represents 0.05% of BlackRock's total assets, with a market value of 2.39B$. In the last quarter, BlackRock increased its holdings by 669.79K shares, a 4.64% change.

Who is Westinghouse Air Brake’s biggest shareholder by percentage of total assets invested?

Santori & peters is Westinghouse Air Brake’s biggest shareholder by percentage of total assets invested, with 43.14% of its assets in 602.34K Westinghouse Air Brake shares, valued at 120.75M$.

Who is the top mutual fund holder of Westinghouse Air Brake shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Westinghouse Air Brake shares, with 3.24% of its total shares outstanding invested in 5.53M Westinghouse Air Brake shares.

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