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BLAIR WILLIAM & CO/IL

Position in WAB — Westinghouse Air Brake Technologies Corp

CIK 902367 CHICAGO, IL

Position in WAB

as of Mar 31, 2026 · filed May 8, 2026
Position Value
$70,939,202
+$7,981,912 QoQ
Shares Held
283,859
-3.8% QoQ
Ownership
0.167%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 61.94082956971444.ToString("F0")% Shared 0.ToString("F0")% None 38.05917043028557.ToString("F0")%

Common Shares in WAB Over Time

Shares Held

Position Value (USD)

Position in Railroads

Industrials · as of Mar 31, 2026

BLAIR WILLIAM & CO/IL holds $222,305,260 across 6 Railroads names. WAB ranks #2 (31.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 WAB
Westinghouse Air Brake Technologies Corp
This page
283,859 $70,939,202

All Filings in WAB

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $70,939,202 283,859
2025-12-31 $62,957,290 294,951
2025-09-30 $62,594,151 312,237
2025-06-30 $73,763,425 352,345
2025-03-31 $67,577,901 372,638
2024-12-31 $76,578,813 403,918
2024-09-30 $78,422,121 431,436
2024-06-30 $72,161,362 456,573
2024-03-31 $69,020,561 473,782
2023-12-31 $61,171,891 482,048
2023-09-30 $53,923,204 507,417
2023-06-30 $56,509,331 515,267
2023-03-31 $54,483,669 539,122
2022-12-31 $52,513,135 526,131
2022-09-30 $40,363,185 496,167
2022-06-30 $37,776,909 460,245
2022-03-31 $41,513,703 431,670
2021-12-31 $38,959,582 422,968
2021-09-30 $36,862,016 427,584
2021-06-30 $31,726,979 385,504
2021-03-31 $6,711,501 84,784
2020-12-31 $2,539,527 34,693
2020-09-30 $2,460,967 39,770
2020-06-30 $2,286,277 39,713
2020-03-31 $3,183,221 66,138