Position in GBX
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$842
-$101,886 QoQ
Shares Held
16
-99.3% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GBX Over Time
Shares Held
Position Value (USD)
Position in Railroads
Industrials · as of Mar 31, 2026SIMPLEX TRADING, LLC holds $22,525,370 across 8 Railroads names. GBX ranks #8 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | UNP |
Union Pacific Corp
|
54,003 | $13,102,207 | |
| 2 | CP |
Canadian Pacific Kansas City Ltd/Cn
|
92,018 | $7,238,135 | |
| 3 | CSX |
Csx Corp
|
32,947 | $1,352,474 | |
| 4 | WAB |
Westinghouse Air Brake Technologies Corp
|
2,273 | $568,045 | |
| 5 | RAIL |
FreightCar America, Inc.
|
22,018 | $175,483 | |
| 6 | NSC |
Norfolk Southern Corp
|
266 | $76,342 | |
| 7 | TRN |
Trinity Industries Inc
|
368 | $11,842 | |
| 8 | GBX |
Greenbrier Companies Inc
This page
|
16 | $842 |
All Filings in GBX
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $842 | 16 | Shares | Sole | 2026-05-14 | |
| 2025-09-30 | $102,728 | 2,225 | Shares | Sole | 2025-11-12 | |
| 2025-03-31 | $13,163 | 257 | Shares | Sole | 2025-05-12 | |
| 2023-06-30 | $291,959 | 6,774 | Shares | Sole | 2023-08-04 | |
| 2022-09-30 | $268,741 | 11,073 | Shares | Sole | 2022-11-04 | |
| 2021-09-30 | $1,607,654 | 37,396 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $1,629,717 | 37,396 | Shares | Sole | 2021-08-12 | |
| 2020-12-31 | $65,120 | 1,790 | Shares | Sole | 2021-02-02 | |
| 2020-03-31 | $405,465 | 22,856 | Shares | Sole | 2020-04-29 | |
| No filing history on record for this holder in this stock. | ||||||