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.
Q4 2025 vs. Q3 2025
How the institutions holding Westport Fuel Systems Inc. changed between Q3 2025 and Q4 2025.
All holders in Q4 2025All holders in Q3 2025
| Measure | Q3 2025 | Of which not filed for Q4 2025 | Q4 2025 | Change |
|---|---|---|---|---|
| Holders | 42 | 2 | 49 | +9 |
| Shares | 2.24M | 137.0K | 1.99M | −105.5K (−5.0%) |
| Value | $5.07M | $311.0K | $3.13M | −$1.63M (−34.3%) |
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (12)
Institutions that held Westport Fuel Systems Inc. at the end of Q4 2025 but not at the end of Q3 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Royce & Associates LP | 227,504 | $357.2K | 0.00% |
| Jane Street Group, LLC | 28,543 | $44.8K | 0.00% |
| Bucket List Wealth Management, LLC | 22,200 | $34.9K | 0.02% |
| XTX Topco Ltd | 19,468 | $30.6K | 0.00% |
| LPL Financial LLC | 10,073 | $15.8K | 0.00% |
| Renaissance Technologies LLC | 10,023 | $15.7K | 0.00% |
| Arkadios Wealth Advisors | 10,000 | $15.7K | 0.00% |
| HRT Financial LP | 10,113 | $15.0K | 0.00% |
| Disciplined Equity Management, Inc. | 300 | $618 | 0.00% |
| Bullseye Investment Management, LLC | 200 | $314 | 0.00% |
| Fifth Third Bancorp | 170 | $267 | 0.00% |
| Planning Project LLC | 150 | $236 | 0.00% |
Sold out (3)
Institutions that held Westport Fuel Systems Inc. at the end of Q3 2025 and filed for Q4 2025 without it.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| Susquehanna International Group, LLP | 10,196 | $23.1K |
| VSM Wealth Advisory, LLC | 2,350 | $5.33K |
| Group One Trading, L.P. | 146 | $331 |
Not filed for Q4 2025 yet (2)
Institutions that held Westport Fuel Systems Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| AMH Equity Ltd | 137,000 | $311.0K |
| AllSquare Wealth Management LLC | 6 | $14 |