WESTPORT FUEL SYSTEMS INC. - WPRT

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
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