Jane Street’s Westport Fuel Systems WPRT Stock Holding History

Jane Street’s Portfolio WPRT Stock Details WPRT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$28K	Buy	15,400 +5,400	+54%	+$10.8K	﹤0.01%	11125
2025 Q4	$15.7K	Buy	+10,000	New	+$18.7K	﹤0.01%	10771
2022 Q1	–	Sell	-2,610	Closed	-$62K	–	11107
2021 Q4	$62K	Sell	2,610 -14,800	-85%	-$423K	﹤0.01%	9456
2021 Q3	$573K	Sell	17,410 -1,630	-9%	-$65.7K	﹤0.01%	7026
2021 Q2	$1.01M	Buy	19,040 +4,940	+35%	+$298K	﹤0.01%	5823
2021 Q1	$1.01M	Buy	14,100 +10,030	+246%	+$848K	﹤0.01%	5429
2020 Q4	$217K	Buy	4,070 +2,270	+126%	+$71.4K	﹤0.01%	6850
2020 Q3	$29K	Buy	+1,800	New	+$29.7K	﹤0.01%	7002

Other funds holding WPRT

GWI

Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return

Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return

US Bancorp Minneapolis, Minnesota $82.4B AUM 19.69% 1-Year Est. Return

Baird Financial Group Milwaukee, Wisconsin $64B AUM 22.64% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

TWC

TD Waterhouse Canada Toronto, Ontario, Canada $33.7B AUM 35.49% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Centiva Capital New York $13.6B AUM 20% 1-Year Est. Return

Cambridge Investment Research Advisors Fairfield, Iowa $38.8B AUM 21.88% 1-Year Est. Return

Jane Street's WPRT Position: Q1 2026 in Review

Jane Street reduced its Westport Fuel Systems (WPRT) stake by 47% in Q1 2026, selling an estimated $26.7K and leaving 15,193 shares worth $27.7K. The position accounts for ﹤0.01% of the portfolio, ranked #11129.

Jane Street first reported a position in WPRT in Q2 2013 and has held it in 28 quarters since. The position peaked at $4.33M in Q2 2013. 42 funds tracked by Wall St. Rank hold WPRT as of Q1 2026.

Jane Street held 15,193 shares of Westport Fuel Systems worth $27.7K as of Q1 2026.
Jane Street sold 13,350 Westport Fuel Systems shares in Q1 2026, an estimated $26.7K.
Westport Fuel Systems made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #11129 holding.
Jane Street first reported a position in Westport Fuel Systems in Q2 2013 and has held it in 28 quarters since.
Jane Street's Westport Fuel Systems position peaked at $4.33M in Q2 2013.
42 funds tracked by Wall St. Rank held Westport Fuel Systems as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.