Westport Fuel Systems Inc.
WPRT- Exchange
- Nasdaq
- Industry
- Engines & Turbines
- SEC CIK
- 0001370416
No open-market purchases or sales by Westport Fuel Systems Inc. insiders were filed in the last 90 days; 45 institutions reported holding it in 13F filings for Q2 2026, worth $8.21M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Westport Fuel Systems Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 49
- +9 vs. Q3 2025
- Shares held
- 1.99M
- −105.5K (−5.0%) vs. Q3 2025
- Total value
- $3.13M
- −$1.63M (−34.3%) vs. Q3 2025
- New holders
- 12
- 7 more added
- Sold out
- 3
- 10 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WPRT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 45 | $8.21M |
| Q1 2026 | 43 | $3.88M |
| Q4 2025 | 49 | $3.13M |
| Q3 2025 | 42 | $5.07M |
| Q2 2025 | 45 | $6.98M |
| Q1 2025 | 48 | $9.50M |
| Q4 2024 | 51 | $9.62M |
| Q3 2024 | 47 | $9.20M |
| Q2 2024 | 46 | $9.41M |
| Q1 2024 | 50 | $13.3M |
| Q4 2023 | 51 | $12.2M |
| Q3 2023 | 51 | $10.8M |
| Q2 2023 | 56 | $13.0M |
| Q1 2023 | 91 | $20.5M |
| Q4 2022 | 86 | $16.7M |
| Q3 2022 | 86 | $20.6M |
| Q2 2022 | 99 | $27.7M |
| Q1 2022 | 110 | $50.1M |
| Q4 2021 | 126 | $102.0M |
| Q3 2021 | 133 | $151.4M |
| Q2 2021 | 137 | $263.5M |
| Q1 2021 | 122 | $270.3M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Westport Fuel Systems Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Grace & White Inc | 1,160,087 | $1.82M | 0.32% | +114,787+11.0% | Added |
| Royce & Associates LP | 227,504 | $357.2K | 0.00% | +227,504 | New |
| Baird Financial Group, Inc. | 177,282 | $278.3K | 0.00% | −371,792−67.7% | Reduced |
| US Bancorp | 166,829 | $261.9K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 38,753 | $60.8K | 0.00% | +7,401+23.6% | Added |
| Jane Street Group, LLC | 28,543 | $44.8K | 0.00% | +28,543 | New |
| Citadel Advisors LLC | 28,186 | $44.3K | 0.00% | −22,647−44.6% | Reduced |
| Bucket List Wealth Management, LLC | 22,200 | $34.9K | 0.02% | +22,200 | New |
| XTX Topco Ltd | 19,468 | $30.6K | 0.00% | +19,468 | New |
| TD Waterhouse Canada Inc. | 18,092 | $28.6K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 16,515 | $25.9K | 0.00% | +1,197+7.8% | Added |
| Royal Bank of Canada | 12,813 | $20.0K | 0.00% | −167,196−92.9% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 12,131 | $19.0K | 0.00% | −500−4.0% | Reduced |
| LPL Financial LLC | 10,073 | $15.8K | 0.00% | +10,073 | New |
| Renaissance Technologies LLC | 10,023 | $15.7K | 0.00% | +10,023 | New |
| Arkadios Wealth Advisors | 10,000 | $15.7K | 0.00% | +10,000 | New |
| HRT Financial LP | 10,113 | $15.0K | 0.00% | +10,113 | New |
| Simplex Trading, LLC | 6,705 | $10.5K | 0.00% | +5,793+635.2% | Added |
| Tower Research Capital LLC (TRC) | 3,585 | $5.63K | 0.00% | +2,400+202.5% | Added |
| Citigroup Inc | 2,554 | $4.04K | 0.00% | +1,750+217.7% | Added |
| Morgan Stanley | 2,123 | $3.33K | 0.00% | −2,246−51.4% | Reduced |
| Federation des caisses Desjardins du Quebec | 1,673 | $2.65K | 0.00% | −478−22.2% | Reduced |
| Bank of America Corp | 1,558 | $2.45K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,459 | $2.31K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 1,025 | $1.61K | 0.00% | 00.0% | Unchanged |
| SWAN Capital LLC | 1,000 | $1.57K | 0.00% | 00.0% | Unchanged |
| ORG Partners LLC | 400 | $628 | 0.00% | 00.0% | Unchanged |
| Disciplined Equity Management, Inc. | 300 | $618 | 0.00% | +300 | New |
| Advisor Group Holdings, Inc. | 352 | $551 | 0.00% | −6−1.7% | Reduced |
| HighMark Wealth Management LLC | 350 | $549 | 0.00% | 00.0% | Unchanged |
| Country Trust Bank | 220 | $345 | 0.00% | 00.0% | Unchanged |
| Bullseye Investment Management, LLC | 200 | $314 | 0.00% | +200 | New |
| Deutsche Bank AG | 184 | $289 | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 170 | $267 | 0.00% | +170 | New |
| Planning Project LLC | 150 | $236 | 0.00% | +150 | New |
| Thompson Investment Management, Inc. | 125 | $196 | 0.00% | 00.0% | Unchanged |
| Gen-Wealth Partners Inc | 86 | $135 | 0.00% | 00.0% | Unchanged |
| CBIZ Investment Advisory Services, LLC | 45 | $71 | 0.00% | +20+80.0% | Added |
| SBI Securities Co., Ltd. | 35 | $55 | 0.00% | −1−2.8% | Reduced |
| MAI Capital Management | 33 | $52 | 0.00% | 00.0% | Unchanged |
| Golden State Wealth Management, LLC | 30 | $47 | 0.00% | −24−44.4% | Reduced |
| Rockefeller Capital Management L.P. | 30 | $47 | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 27 | $42 | 0.00% | 00.0% | Unchanged |
| North Star Investment Management Corp. | 20 | $31 | 0.00% | 00.0% | Unchanged |
| Delta Asset Management LLC | 15 | $24 | 0.00% | 00.0% | Unchanged |
| Avalon Trust Co | 13 | $21 | 0.00% | 00.0% | Unchanged |
| Robinswood Financial LLC | 1 | $1 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 11 | $0 | 0.00% | −60−84.5% | Reduced |
| TSFG, LLC | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −10,196−100.0% | Sold out |
| VSM Wealth Advisory, LLC | 0 | $0 | 0.00% | −2,350−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −146−100.0% | Sold out |
| AMH Equity Ltd | – | – | – | – | Not filed |
| AllSquare Wealth Management LLC | – | – | – | – | Not filed |