RENAISSANCE TECHNOLOGIES LLC
Position in WAB — Westinghouse Air Brake Technologies Corp
CIK 1037389
NEW YORK, NY
Position in WAB
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$29,013,301
-$527,111 QoQ
Shares Held
116,095
-16.1% QoQ
Ownership
0.068%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
18 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in WAB Over Time
Shares Held
Position Value (USD)
Position in Railroads
Industrials · as of Mar 31, 2026RENAISSANCE TECHNOLOGIES LLC holds $112,088,948 across 6 Railroads names. WAB ranks #2 (25.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CNI |
Canadian National Railway Co
|
460,500 | $47,325,585 | |
| 2 | WAB |
Westinghouse Air Brake Technologies Corp
This page
|
116,095 | $29,013,301 | |
| 3 | CSX |
Csx Corp
|
503,600 | $20,672,780 | |
| 4 | FSTR |
Foster L B Co
|
316,382 | $8,827,057 | |
| 5 | UNP |
Union Pacific Corp
|
21,100 | $5,119,282 | |
| 6 | RAIL |
FreightCar America, Inc.
|
141,900 | $1,130,943 |
All Filings in WAB
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $29,013,301 | 116,095 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $29,540,412 | 138,395 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $75,495,999 | 376,595 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $35,148,818 | 167,895 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $28,689,570 | 158,200 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $40,836,738 | 215,395 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $70,598,559 | 388,395 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $41,771,824 | 264,295 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $33,636,783 | 230,895 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $17,042,035 | 134,295 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $17,608,407 | 165,695 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $15,232,614 | 138,895 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $12,015,528 | 118,895 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $10,868,809 | 108,895 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $1,733,324 | 21,307 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $10,711,029 | 130,495 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $19,060,413 | 198,195 | Shares | Sole | 2022-05-13 | |
| 2021-03-31 | $12,229,824 | 154,495 | Shares | Sole | 2021-05-13 | |
| No filing history on record for this holder in this stock. | ||||||