WESTPORT FUEL SYSTEMS INC. - WPRT
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GRACE & WHITE INC /NY | History | Reduced | 1,006,708 | 1,832 | 0.32% | 0.32% | 1 | -153,379 | -13.22% | Q1 2026 | Apr 21, 2026 |
| ROYCE & ASSOCIATES LP | History | Added to | 491,902 | 895 | 0.01% | 0.0% | 2 | +264,398 | 116.22% | Q1 2026 | May 12, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 205,205 | 373 | 0.0% | 0.0% | 3 | +55,019 | 36.63% | Q1 2026 | May 15, 2026 |
| US BANCORP \DE\ | History | No change | 166,829 | 303 | 0.0% | 0.0% | 4 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Baird Financial Group, Inc. | History | Reduced | 163,898 | 298 | 0.0% | 0.0% | 5 | -13,384 | -7.55% | Q1 2026 | May 14, 2026 |
| GOLDMAN SACHS GROUP INC | History | Reduced | 38,245 | 69 | 0.0% | 0.0% | 6 | -508 | -1.31% | Q1 2026 | May 15, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 30,593 | 55 | 0.0% | 0.0% | 7 | -7,950 | -20.63% | Q1 2026 | May 12, 2026 |
| GROUP ONE TRADING LLC | History | Added to | 17,597 | 32 | 0.0% | — | 8 | +17,497 | 17497.0% | Q1 2026 | May 13, 2026 |
| TD Waterhouse Canada Inc. | History | Added to | 18,114 | 32 | 0.0% | 0.0% | 9 | +22 | 0.12% | Q1 2026 | May 12, 2026 |
| UBS Group AG | History | Reduced | 16,418 | 29 | 0.0% | 0.0% | 10 | -97 | -0.59% | Q1 2026 | May 05, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | New | 14,700 | 26 | 0.0% | — | 11 | +14,700 | New | Q1 2026 | May 15, 2026 |
| Centiva Capital, LP | History | New | 13,012 | 23 | 0.0% | — | 12 | +13,012 | New | Q1 2026 | May 14, 2026 |
| Cambridge Investment Research Advisors, Inc. | History | Reduced | 11,781 | 21 | 0.0% | 0.0% | 13 | -350 | -2.89% | Q1 2026 | Apr 30, 2026 |
| LPL Financial LLC | History | Reduced | 10,026 | 18 | 0.0% | 0.0% | 14 | -47 | -0.47% | Q1 2026 | May 06, 2026 |
| ROYAL BANK OF CANADA | History | Reduced | 7,858 | 14 | 0.0% | 0.0% | 15 | -4,955 | -38.67% | Q1 2026 | May 15, 2026 |
| SIMPLEX TRADING, LLC | History | Reduced | 7,500 | 13 | 0.0% | 0.0% | 16 | -105 | -1.38% | Q1 2026 | May 14, 2026 |
| MORGAN STANLEY | History | Added to | 4,061 | 7 | 0.0% | 0.0% | 17 | +1,938 | 91.29% | Q1 2026 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 3,685 | 6 | 0.0% | 0.0% | 18 | +100 | 2.79% | Q1 2026 | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 1,441 | 2 | 0.0% | 0.0% | 19 | -18 | -1.23% | Q1 2026 | May 11, 2026 |
| Federation des caisses Desjardins du Quebec | History | No change | 1,673 | 2 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | New | 710 | 1 | 0.0% | — | 23 | +710 | New | Q1 2026 | May 15, 2026 |
| Allworth Financial LP | History | No change | 1,025 | 1 | 0.0% | 0.0% | 21 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| SWAN Capital LLC | History | No change | 1,000 | 1 | 0.0% | 0.0% | 22 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Bucket List Wealth Management, LLC | History | Closed out | 0 | 0 | — | 0.02% | — | -22,200 | -100.0% | Q1 2026 | May 07, 2026 |
| XTX Topco Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -19,468 | -100.0% | Q1 2026 | May 15, 2026 |
| HRT FINANCIAL LP | History | Closed out | 0 | 0 | — | 0.0% | — | -10,113 | -100.0% | Q1 2026 | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,023 | -100.0% | Q1 2026 | May 14, 2026 |
| Arkadios Wealth Advisors | History | Closed out | 0 | 0 | — | 0.0% | — | -10,000 | -100.0% | Q1 2026 | May 18, 2026 |
| CITIGROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -2,554 | -100.0% | Q1 2026 | May 11, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | 0.0% | — | -1,558 | -100.0% | Q1 2026 | May 15, 2026 |
| Ascentis Wealth Management, LLC | History | New | 400 | 0 | — | — | — | +400 | New | Q1 2026 | Apr 28, 2026 |
| Disciplined Equity Management, Inc. | History | Closed out | 0 | 0 | — | — | — | -300 | -100.0% | Q1 2026 | Apr 28, 2026 |
| OSAIC HOLDINGS, INC. | History | Added to | 483 | 0 | — | — | — | +131 | 37.22% | Q1 2026 | May 15, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | New | 124 | 0 | — | — | — | +124 | New | Q1 2026 | May 14, 2026 |
| Rockefeller Capital Management L.P. | History | Added to | 85 | 0 | — | — | — | +55 | 183.33% | Q1 2026 | May 14, 2026 |
| North Star Investment Management Corp. | History | Closed out | 0 | 0 | — | — | — | -20 | -100.0% | Q1 2026 | Apr 23, 2026 |
| CALDWELL SUTTER CAPITAL, INC. | History | New | 1 | 0 | — | — | — | +1 | New | Q1 2026 | May 05, 2026 |
| FIFTH THIRD BANCORP | History | No change | 170 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 01, 2026 |
| HARBOUR INVESTMENTS, INC. | History | No change | 27 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| DELTA ASSET MANAGEMENT LLC/TN | History | No change | 15 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| DEUTSCHE BANK AG\ | History | No change | 184 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| MAI Capital Management | History | No change | 33 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| COUNTRY TRUST BANK | History | No change | 220 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 10, 2026 |
| THOMPSON INVESTMENT MANAGEMENT, INC. | History | No change | 125 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 08, 2026 |
| CWM, LLC | History | No change | 11 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Golden State Wealth Management, LLC | History | No change | 30 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 28, 2026 |
| CBIZ Investment Advisory Services, LLC | History | No change | 45 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| Avalon Trust Co | History | No change | 13 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| TSFG, LLC | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |
| HighMark Wealth Management LLC | History | No change | 350 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| SBI Securities Co., Ltd. | History | No change | 35 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 27, 2026 |
| ORG Partners LLC | History | No change | 400 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 14, 2026 |
| Gen-Wealth Partners Inc | History | No change | 86 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| Planning Project LLC | History | No change | 150 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |