MARSHALL WACE, LLP

Position in WAB — Westinghouse Air Brake Technologies Corp

CIK 1318757 LONDON, X0

Position in WAB

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

Position Value

$38,736,050

+$32,561,375 QoQ

Shares Held

155,000

+403.2% QoQ

Ownership

0.091%

of shares outstanding

% of Portfolio

0.06%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

11 quarters on record

Voting authority Sole 0% Shared 100% None 0%

Industrials · as of Mar 31, 2026

MARSHALL WACE, LLP holds $267,187,480 across 6 Railroads names. WAB ranks #2 (14.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NSC	Norfolk Southern Corp	643,513	$184,688,231
2	WAB	Westinghouse Air Brake Technologies Corp This page	155,000	$38,736,050
3	UNP	Union Pacific Corp	147,000	$35,665,140
4	RAIL	FreightCar America, Inc.	522,639	$4,165,432
5	GBX	Greenbrier Companies Inc	64,246	$3,382,551
6	FSTR	Foster L B Co	19,716	$550,076

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$38,736,050	155,000	+403.2%	Shares	Other	2026-05-15
2025-09-30	$6,174,675	30,801	-84.5%	Shares	Other	2025-11-13
2025-06-30	$41,588,005	198,653	+110.2%	Shares	Other	2025-08-13
2024-09-30	$17,179,991	94,515	+1869.1%	Shares	Other	2024-11-14
2024-03-31	$699,264	4,800	-71.4%	Shares	Other	2024-05-15
2023-09-30	$1,780,447	16,754	+423.6%	Shares	Other	2023-11-14
2023-03-31	$323,392	3,200	-98.4%	Shares	Other	2023-05-15
2020-12-31	$14,969,912	204,507	-55.5%	Shares	Sole	2021-02-16
2020-09-30	$28,463,686	459,982	+9.4%	Shares	Sole	2020-11-16
2020-06-30	$24,212,387	420,573	-21.9%	Shares	Sole	2020-08-13
2020-03-31	$25,915,117	538,440	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.