Westport Fuel Systems
WPRT
45 hedge funds and large institutions have $8.21M invested in Westport Fuel Systems in 2026 Q2 according to their latest regulatory filings, with 8 funds opening new positions, 6 increasing their positions, 13 reducing their positions, and 5 closing their positions.
301% more capital inflows, than outflows
Capital inflows: $4.02M | Capital outflows: $1M
60% more first-time investments, than exits
New positions opened: 8 | Existing positions closed: 5
8.62% more ownership
Funds ownership: 12.27% → 20.89% (+8.6%)
5% more funds holding
Funds holding: 43 → 45 (+2)
54% less repeat investments, than reductions
Existing positions increased: 6 | Existing positions reduced: 13
68% less call options, than puts
Call options by funds: $24K | Put options by funds: $75K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HCM
Heights Capital Management
San Francisco,
California
|
+$2.66M |
| 2 |
Royce & Associates
New York
|
+$1.28M |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$36.2K |
| 4 |
HRT Financial
New York
|
+$26.7K |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$5.82K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GWI
Grace & White Inc
Ny,
New York
|
-$588K |
| 2 |
US Bancorp
Minneapolis,
Minnesota
|
-$188K |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$130K |
| 4 |
Baird Financial Group
Milwaukee,
Wisconsin
|
-$47.9K |
| 5 |
Centiva Capital
New York
|
-$23.7K |
WPRT Hedge Fund Activity: Q2 2026 in Review
45 of the 8,358 institutional investors tracked by Wall St. Rank reported a position in Westport Fuel Systems (WPRT) for Q2 2026, worth a combined $8.21M — up 112% from $3.88M a quarter earlier.
Buyers outnumbered sellers: 8 funds opened new WPRT positions and 5 closed out — a net gain of 3 holders — while 6 added to existing stakes and 13 trimmed.
The largest buyer was Heights Capital Management, opening a new position worth an estimated $2.66M. The largest seller was Grace & White Inc, cutting an estimated $588K.
- 45 institutional investors held Westport Fuel Systems (WPRT) as of Q2 2026, up from 43 in Q1 2026.
- Funds reported $8.21M of Westport Fuel Systems stock for Q2 2026, up 112% quarter-over-quarter.
- 8 funds opened new Westport Fuel Systems positions in Q2 2026 and 5 closed out, a net change of +3 holders.
- The largest Westport Fuel Systems buyer in Q2 2026 was Heights Capital Management, an estimated $2.66M added.
- The largest Westport Fuel Systems seller in Q2 2026 was Grace & White Inc, an estimated $588K sold.
Based on aggregated 13F filings for Q2 2026.