13F Insight
DOSSIER · 13F Holders · Q2 2026
WPRT

WESTPORT FUEL SYSTEMS INC

49 institutions still hold WESTPORT FUEL SYSTEMS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 960908507·49 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$9M
visible holders
Holders
49
filers reporting
Concentration
34.66%
HEIGHTS CAPITAL MANAGEMENT, INC #1
top holder share
AI Holders Summary · Q2 2026

49 institutions reported WPRT in Q2 2026. HEIGHTS CAPITAL MANAGEMENT, INC leads at 34.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
HEIGHTS CAPITAL MANAGEMENT, INC
CIK 0001081698
$3M1.3M0.69%Q2 202602
ROYCE & ASSOCIATES LP
CIK 0000906304
$2M1.2M0.02%Q3 202603
GRACE & WHITE INC /NY
CIK 0000903064
$1M714K0.23%Q3 202604
TSP Capital Management Group, LLC
CIK 0001317208
$441K225K0.11%Q3 202605
Baird Financial Group, Inc.
CIK 0001648711
$316K140K0.00%Q2 202606
AMH Equity Ltd
CIK 0001600535
$311K137K0.39%Q3 202507
CITADEL ADVISORS LLC
CIK 0001423053
$270K120K0.00%Q2 202608
US BANCORP \DE\
CIK 0000036104
$143K73K0.00%Q3 202609
GOLDMAN SACHS GROUP INC
CIK 0000886982
$72K32K0.00%Q2 202610
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$56K31K0.00%Q1 202611
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$41K18K0.00%Q2 202612
UBS Group AG
CIK 0001610520
$32K16K0.00%Q3 202613
TD Waterhouse Canada Inc.
CIK 0001999606
$31K18K0.00%Q3 202614
LPL Financial LLC
CIK 0001403438
$24K12K0.00%Q3 202615
Cambridge Investment Research Advisors, Inc.
CIK 0001419186
$23K12K0.00%Q3 202616
HRT FINANCIAL LP
CIK 0001475597
$15K10K0.00%Q4 202517
ROYAL BANK OF CANADA
CIK 0001000275
$13K6K0.00%Q2 202618
MORGAN STANLEY
CIK 0000895421
$9K4K0.00%Q2 202619
Tower Research Capital LLC (TRC)
CIK 0001533421
$6K3K0.00%Q2 202620
WELLS FARGO & COMPANY/MN
CIK 0000072971
$4K2K0.00%Q2 2026
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