STATE OF WISCONSIN INVESTMENT BOARD

Position in WAB — Westinghouse Air Brake Technologies Corp

CIK 854157 MADISON, WI

Position in WAB

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$26,640,406

+$2,751,509 QoQ

Shares Held

106,600

-4.8% QoQ

Ownership

0.063%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Mar 31, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $252,121,640 across 7 Railroads names. WAB ranks #4 (10.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	UNP	Union Pacific Corp	317,631	$77,063,633
2	NSC	Norfolk Southern Corp	227,101	$65,177,987
3	CSX	Csx Corp	1,050,331	$43,116,087
4	WAB	Westinghouse Air Brake Technologies Corp This page	106,600	$26,640,406
5	CP	Canadian Pacific Kansas City Ltd/Cn	282,942	$22,256,217
6	CNI	Canadian National Railway Co	164,977	$16,954,686
7	TRN	Trinity Industries Inc	28,360	$912,624

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$26,640,406	106,600	-4.8%	Shares	Sole	2026-05-15
2025-12-31	$23,888,897	111,918	+4.5%	Shares	Sole	2026-02-17
2025-09-30	$21,479,558	107,146	-2.3%	Shares	Sole	2025-11-14
2025-06-30	$22,951,877	109,634	-1.5%	Shares	Sole	2025-08-14
2025-03-31	$20,177,182	111,261	-5.9%	Shares	Sole	2025-05-15
2024-12-31	$22,420,723	118,259	+6.6%	Shares	Sole	2025-02-14
2024-09-30	$20,162,837	110,925	-10.2%	Shares	Sole	2024-11-14
2024-06-30	$19,517,594	123,490	+18.3%	Shares	Sole	2024-08-14
2024-03-31	$15,202,727	104,357	+5.1%	Shares	Sole	2024-05-14
2023-12-31	$12,605,611	99,335	-2.6%	Shares	Sole	2024-02-12
2023-09-30	$10,836,245	101,969	-66.7%	Shares	Sole	2023-11-14
2023-06-30	$33,599,159	306,366	-11.8%	Shares	Sole	2023-08-14
2023-03-31	$35,101,776	347,336	+0.2%	Shares	Sole	2023-05-15
2022-12-31	$34,581,569	346,474	+4.2%	Shares	Sole	2023-02-14
2022-09-30	$27,047,329	332,481	-1.9%	Shares	Sole	2022-11-14
2022-06-30	$27,820,851	338,948	-14.3%	Shares	Sole	2022-08-15
2022-03-31	$38,030,426	395,450	-15.8%	Shares	Sole	2022-05-13
2021-12-31	$43,254,027	469,591	-3.8%	Shares	Sole	2022-02-11
2021-09-30	$42,097,808	488,317	-5.5%	Shares	Sole	2021-11-12
2021-06-30	$42,510,995	516,537	-9.9%	Shares	Sole	2021-08-12
2021-03-31	$45,360,738	573,026	+34.7%	Shares	Sole	2021-05-17
2020-12-31	$31,136,718	425,365	+5.9%	Shares	Sole	2021-02-03
2020-09-30	$24,846,800	401,532	+74.1%	Shares	Sole	2020-11-16
2020-06-30	$13,279,729	230,671	+90.2%	Shares	Sole	2020-08-12
2020-03-31	$5,835,618	121,247	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.