| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| DOUGLAS KEVIN | 10% | $5,213,897 | 1,816,689 | Kevin Douglas | 30 Apr 2025 | |||
| Cushner Alex Scott | 6.7% | $3,284,732 | 1,144,506 | Alex Cushner | 31 Dec 2024 | |||
| GRACE & WHITE INC /NY | 6.1% | $3,007,703 | 1,047,980 | GRACE & WHITE, INC. | 31 Dec 2024 | |||
| BAIRD ROBERT W & CO INC /WI/ | 5.3% | $2,629,402 | 916,168 | BAIRD ROBERT W & CO INC /WI/ | 31 Dec 2024 |
As of 30 Sep 2025, 39 institutional investors reported holding 2,235,475 shares of WESTPORT FUEL SYSTEMS INC. - Common Shares (WPRT). This represents 13% of the company’s total 17,301,800 outstanding shares.
The largest institutional shareholders of WESTPORT FUEL SYSTEMS INC. - Common Shares (WPRT) together control 13% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| GRACE & WHITE INC /NY | 6% | 1,045,300 | +0.13% | 0.42% | $2,372,831 |
| Baird Financial Group, Inc. | 3.2% | 549,074 | -4% | 0% | $1,246,398 |
| ROYAL BANK OF CANADA | 1% | 179,909 | +18% | 0% | $408,000 |
| US BANCORP \DE\ | 0.96% | 166,829 | 0% | 0% | $378,702 |
| AMH Equity Ltd | 0.79% | 137,000 | -12% | 0.39% | $310,990 |
| CITADEL ADVISORS LLC | 0.29% | 50,833 | +212% | 0% | $115,391 |
| GOLDMAN SACHS GROUP INC | 0.18% | 31,352 | +5.4% | 0% | $71,169 |
| TD Waterhouse Canada Inc. | 0.1% | 18,092 | 0% | 0% | $40,306 |
| UBS Group AG | 0.09% | 15,318 | -0.2% | 0% | $34,772 |
| Cambridge Investment Research Advisors, Inc. | 0.07% | 12,631 | 0% | 0% | $29,000 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.06% | 10,196 | -7.5% | 0% | $23,145 |
| MORGAN STANLEY | 0.03% | 4,369 | -27% | 0% | $9,918 |
| VSM Wealth Advisory, LLC | 0.01% | 2,350 | 0% | 0% | $5,335 |
| Federation des caisses Desjardins du Quebec | 0.01% | 2,151 | +430% | 0% | $4,757 |
| BANK OF AMERICA CORP /DE/ | 0.01% | 1,558 | 0% | 0% | $3,537 |
| WELLS FARGO & COMPANY/MN | 0.01% | 1,459 | 0% | 0% | $3,365 |
| Tower Research Capital LLC (TRC) | 0.01% | 1,185 | -52% | 0% | $2,690 |
| Allworth Financial LP | 0.01% | 1,025 | +81% | 0% | $2,327 |
| SWAN Capital LLC | 0.01% | 1,000 | 0% | 0% | $2,270 |
| SIMPLEX TRADING, LLC | 0.01% | 912 | 0% | $2,000 | |
| CITIGROUP INC | 0% | 804 | 0% | $1,849 | |
| ORG Partners LLC | 0% | 400 | 0% | 0% | $908 |
| OSAIC HOLDINGS, INC. | 0% | 358 | 0% | 0% | $996 |
| HighMark Wealth Management LLC | 0% | 350 | 0% | 0% | $795 |
| COUNTRY TRUST BANK | 0% | 220 | 0% | 0% | $499 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 825 | $1,442 | +$618 | $1.57 | 3 |
| 2025 Q3 | 2,235,475 | $5,073,766 | +$17,506 | $2.27 | 39 |
| 2025 Q2 | 2,223,363 | $6,979,012 | -$1,077,741 | $3.14 | 43 |
| 2025 Q1 | 2,561,437 | $9,499,176 | -$458,125 | $3.71 | 45 |
| 2024 Q4 | 2,687,363 | $9,618,378 | +$2,412,300 | $3.58 | 48 |
| 2024 Q3 | 2,005,516 | $9,204,843 | +$1,450,678 | $4.59 | 44 |
| 2024 Q2 | 1,689,221 | $9,407,603 | +$374,664 | $5.57 | 41 |
| 2024 Q1 | 1,609,160 | $10,847,054 | +$951,227 | $6.74 | 44 |
| 2023 Q4 | 1,472,821 | $9,726,213 | +$1,059,785 | $6.62 | 45 |
| 2023 Q3 | 1,404,038 | $8,509,562 | +$469,265 | $6.06 | 43 |
| 2023 Q2 | 1,303,461 | $9,998,885 | +$9,997,658 | $7.67 | 50 |
| 2016 Q4 | 0 | $0 | -$201 | $1.57 | 0 |
| 2016 Q3 | 125 | $201 | $1.61 | 1 | |
| 2016 Q2 | 125 | $209 | $1.67 | 1 | |
| 2016 Q1 | 125 | $326 | $2.61 | 1 |