Westport Fuel SystemsWPRT
13F holders, Q3 2025 (September 30)42holders −3
4new positions
7sold out
1famous investor
$2.27avg. 13F price*
At the end of Q3 2025, 42 institutions reported holding Westport Fuel Systems Inc. (WPRT) in their 13F filings, down 3 from Q2 2025. 4 opened new positions and 7 sold out. The largest holders were Grace & White Inc. ($2.4M), Baird Financial Group, Inc. ($1.2M) and Royal Bank of Canada ($408K). One famous investor held it Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Westport Fuel Systems Inc.
- CUSIP
- 960908507
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 4 | $4K |
| Exits | 7 | $33K |
All 13F filers, Q2 2025 → Q3 2025: 68,677 shares bought and 56,494 shares sold, net +12,183 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 42 holders
| Grace & White Inc. | 0.43% | Add +0.1% | 1,045,300 | $2.4M |
| Baird Financial Group, Inc. | 0.00% | Reduce -4.0% | 549,074 | $1.2M |
| Royal Bank of Canada | 0.00% | Add +17.7% | 180,009 | $408K |
| US Bancorp \de | 0.00% | No change | 166,829 | $379K |
| AMH Equity Ltd | 0.39% | Reduce -12.0% | 137,000 | $311K |
| Citadel Advisors | 0.00% | Add +212.3% | 50,833 | $115K |
| Goldman Sachs Group Inc. | 0.00% | Add +5.4% | 31,352 | $71K |
| TD Waterhouse Canada Inc. | 0.00% | No change | 18,092 | $40K |
| UBS Group AG | 0.00% | Reduce -0.2% | 15,318 | $35K |
| Cambridge Investment Research Advisors, Inc. | 0.00% | No change | 12,631 | $29K |
| Susquehanna International Group, LLP | 0.00% | Reduce -7.5% | 10,196 | $23K |
| Morgan Stanley | 0.00% | Reduce -27.3% | 4,369 | $10K |
| VSM Wealth Advisory, LLC | 0.00% | No change | 2,350 | $5K |
| Federation des caisses Desjardins du Quebec | 0.00% | Add +429.8% | 2,151 | $5K |
| Bank of America Corp. | 0.00% | No change | 1,558 | $4K |
| Wells Fargo & Company | 0.00% | No change | 1,459 | $3K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -52.3% | 1,185 | $3K |
| Allworth Financial LP | 0.00% | Add +81.4% | 1,025 | $2K |
| SWAN Capital LLC | 0.00% | No change | 1,000 | $2K |
| Simplex Trading, LLC | 0.00% | New | 912 | $2K |
| Citigroup Inc. | 0.00% | New | 804 | $2K |
| Osaic Holdings, Inc. | 0.00% | No change | 358 | $996 |
| ORG Partners LLC | 0.00% | No change | 400 | $908 |
| HighMark Wealth Management LLC | 0.00% | No change | 350 | $795 |
| Country Trust Bank | 0.00% | No change | 220 | $499 |
| Deutsche Bank AG | 0.00% | No change | 184 | $418 |
| Group One Trading LLC | 0.00% | Add +217.4% | 146 | $331 |
| Thompson Investment Management, Inc. | 0.00% | No change | 125 | $284 |
| Gen-Wealth Partners Inc | 0.00% | No change | 86 | $195 |
| Golden State Wealth Management, LLC | 0.00% | No change | 54 | $122 |
| SBI Securities Co., Ltd. | 0.00% | Add +2.9% | 36 | $82 |
| MAI Capital Management | 0.00% | Add +1000.0% | 33 | $75 |
| Rockefeller Capital Management L.P. | 0.00% | New | 30 | $68 |
| Harbour Investments, Inc. | 0.00% | No change | 27 | $61 |
| CBIZ Investment Advisory Services, LLC | 0.00% | Reduce -37.5% | 25 | $57 |
| North Star Investment Management Corp. | 0.00% | No change | 20 | $45 |
| Delta Asset Management LLC | 0.00% | No change | 15 | $34 |
| Avalon Trust Co | 0.00% | No change | 13 | $30 |
| AllSquare Wealth Management LLC | 0.00% | New | 6 | $14 |
| Robinswood Financial LLC | 0.00% | No change | 1 | $2 |
| Cwm, LLC | 0.00% | Reduce -87.6% | 71 | $0 |
| Tsfg, LLC | 0.00% | No change | 1 | $0 |
"% of holder's portfolio" is WPRT's weight in each manager's 13F, not the share of Westport Fuel Systems Inc. the manager owns.