Birch Hill Investment Advisors LLC

Position in WAB — Westinghouse Air Brake Technologies Corp

CIK 1424177 Boston, MA

Position in WAB

as of Jun 30, 2026 · filed Jul 21, 2026 Compact

Position Value

$2,827,834

+$206,529 QoQ

Shares Held

10,489

0.0% QoQ

Ownership

0.006%

of shares outstanding

% of Portfolio

0.13%

of 13F equity value

Holder Rank

#372

of 1,184 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 98% Shared 0% None 2%

Industrials · as of Jun 30, 2026

Birch Hill Investment Advisors LLC holds $5,745,425 across 4 Railroads names. WAB ranks #1 (49.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WAB	Westinghouse Air Brake Technologies Corp This page	10,489	$2,827,834
2	UNP	Union Pacific Corp	7,778	$2,115,616
3	NSC	Norfolk Southern Corp	1,537	$483,524
4	CSX	Csx Corp	6,700	$318,451

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,827,834	10,489	0.0%	Shares	Sole	2026-07-21
2026-03-31	$2,621,305	10,489	-5.8%	Shares	Sole	2026-04-29
2025-12-31	$2,377,619	11,139	-3.9%	Shares	Sole	2026-01-27
2025-09-30	$2,323,246	11,589	-2.9%	Shares	Sole	2025-10-23
2025-06-30	$2,499,429	11,939	-21.5%	Shares	Sole	2025-07-30
2025-03-31	$2,758,152	15,209	-34.0%	Shares	Sole	2025-04-18
2024-12-31	$4,369,291	23,046	-17.5%	Shares	Sole	2025-01-28
2024-09-30	$5,075,200	27,921	-14.7%	Shares	Sole	2024-10-10
2024-06-30	$5,175,031	32,743	-16.6%	Shares	Sole	2024-07-30
2024-03-31	$5,717,648	39,248	-38.2%	Shares	Sole	2024-05-13
2023-12-31	$8,059,672	63,512	-20.9%	Shares	Sole	2024-01-29
2023-09-30	$8,530,505	80,272	-1.4%	Shares	Sole	2023-10-19
2023-06-30	$8,929,989	81,426	-5.0%	Shares	Sole	2023-07-20
2023-03-31	$8,659,022	85,682	-13.0%	Shares	Sole	2023-04-14
2022-12-31	$9,835,177	98,539	-2.2%	Shares	Sole	2023-01-31
2022-09-30	$8,195,117	100,739	-1.1%	Shares	Sole	2022-10-19
2022-06-30	$8,362,638	101,884	-2.6%	Shares	Sole	2022-07-13
2022-03-31	$10,057,843	104,584	-7.5%	Shares	Sole	2022-04-08
2021-12-31	$10,409,719	113,014	-0.3%	Shares	Sole	2022-02-02
2021-09-30	$9,773,541	113,369	-1.8%	Shares	Sole	2021-10-25
2021-06-30	$9,503,098	115,469	-4.2%	Shares	Sole	2021-07-22
2021-03-31	$9,539,571	120,510	-9.1%	Shares	Sole	2021-04-26
2020-12-31	$9,701,854	132,539	-8.3%	Shares	Sole	2021-01-27
2020-09-30	$8,939,803	144,470	-47.5%	Shares	Sole	2020-10-22
2020-06-30	$15,855,756	275,417	-20.1%	Shares	Sole	2020-08-10
2020-03-31	$16,600,181	344,903	—	Shares	Other	2020-04-20
No filing history on record for this holder in this stock.