Simplex Trading
WPRT

Simplex Trading’s Westport Fuel Systems WPRT Stock Holding History

Simplex Trading’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
Q2 		– Sell
-7,500
Closed -$13.6K – 10444
2026
Q1 		$13.6K Buy
7,500
+7,100
+1,775% +$14.2K ﹤0.01% 7077
2025
Q4 		$627 Buy
+400
New +$748 ﹤0.01% 8118
2024
Q3 		– Sell
-300
Closed -$1K – 9721
2024
Q2 		$1K Sell
300
-1,100
-79% -$6.49K ﹤0.01% 8591
2024
Q1 		$9K Sell
1,400
-14,100
-91% -$85.6K ﹤0.01% 7714
2023
Q4 		$70K Buy
15,500
+6,600
+74% +$41.7K ﹤0.01% 5756
2023
Q3 		$53K Sell
8,900
-6,000
-40% -$49K ﹤0.01% 5764
2023
Q2 		$114K Buy
14,900
+12,970
+672% +$100K ﹤0.01% 4925
2023
Q1 		$18K Buy
1,930
+720
+60% +$7.37K ﹤0.01% 7033
2022
Q4 		$9K Sell
1,210
-5,710
-83% -$48.9K ﹤0.01% 7669
2022
Q3 		$60K Sell
6,920
-440
-6% -$4.87K ﹤0.01% 6197
2022
Q2 		$74K Sell
7,360
-190
-3% -$2.35K ﹤0.01% 5975
2022
Q1 		$119K Sell
7,550
-4,410
-37% -$78.8K ﹤0.01% 5911
2021
Q4 		$283K Buy
11,960
+9,540
+394% +$272K ﹤0.01% 4661
2021
Q3 		$127K Buy
2,420
+190
+9% +$7.65K ﹤0.01% 6281
2021
Q2 		$118K Buy
2,230
+2,183
+4,645% +$132K ﹤0.01% 6494
2021
Q1 		$338K Sell
47
-36
-43% -$3.04K ﹤0.01% 3985
2020
Q4 		$441K Sell
83
-45
-35% -$1.42K ﹤0.01% 3593
2020
Q3 		$208K Buy
128
+57
+80% +$940 ﹤0.01% 4057
2020
Q2 		$87K Buy
71
+55
+344% +$615 ﹤0.01% 4937
2020
Q1 		$15K Buy
16
+10
+167% +$206 ﹤0.01% 6194
2019
Q4 		$13K Sell
6
-3
-33% -$77 ﹤0.01% 6256
2019
Q3 		$24K Buy
9
+4
+80% +$114 ﹤0.01% 5680
2019
Q2 		$14K Buy
+5
New +$111 ﹤0.01% 5914
2019
Q1 		– Sell
-2
Closed -$2K – 7970
2018
Q4 		$2K Sell
2
-9
-82% -$203 ﹤0.01% 6625
2018
Q3 		$31K Buy
11
+10
+1,000% +$284 ﹤0.01% 5625
2018
Q2 		$2K Sell
1
-7
-88% -$176 ﹤0.01% 7065
2018
Q1 		$26K Sell
8
-52
-87% -$1.57K ﹤0.01% 3102
2017
Q4 		$5K Buy
60
+54
+900% +$1.76K ﹤0.01% 4577
2017
Q3 		$5K Buy
6
+1
+20% +$22 ﹤0.01% 4443
2017
Q2 		$11K Hold
5
– – ﹤0.01% 3920
2017
Q1 		$15K Buy
5
+3
+150% +$33 ﹤0.01% 3596
2016
Q4 		$1K Sell
2
-12
-86% -$167 ﹤0.01% 5541
2016
Q3 		$211K Sell
14
-2
-13% -$29 0.01% 1001
2016
Q2 		$218K Buy
16
+5
+45% +$108 0.01% 937
2016
Q1 		$195K Hold
11
– – 0.02% 894
2015
Q4 		$217K Hold
11
– – 0.02% 829
2015
Q3 		$215K Sell
11
-11
-50% -$409 0.02% 864
2015
Q2 		$198K Sell
22
-3
-12% -$151 0.02% 802
2015
Q1 		$246K Buy
25
+13
+108% +$575 0.03% 626
2014
Q4 		$216K Buy
+12
New +$632 0.03% 563

Other funds holding WPRT

HCM
Heights Capital Management San Francisco, California $433M AUM 8.59% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
GWI
Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return
Baird Financial Group
Baird Financial Group Milwaukee, Wisconsin $72.7B AUM 26.4% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $91.6B AUM 29.2% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
TWC
TD Waterhouse Canada Toronto, Ontario, Canada $38B AUM 39.14% 1-Year Est. Return

Simplex Trading's WPRT Position: Q2 2026 in Review

Simplex Trading opened a new position in Westport Fuel Systems (WPRT) in Q2 2026: 1,604 shares worth $3.63K. The stake represents ﹤0.01% of the portfolio and ranks #8355 among its holdings. This is a return to the name: Simplex Trading previously reported a position in WPRT as recently as Q4 2025.

Simplex Trading first reported a position in WPRT in Q1 2015 and has held it in 36 quarters since. The position peaked at $360K in Q3 2021. 43 funds tracked by Wall St. Rank hold WPRT as of Q2 2026.

  • Simplex Trading held 1,604 shares of Westport Fuel Systems worth $3.63K as of Q2 2026.
  • Westport Fuel Systems was a new Simplex Trading position in Q2 2026.
  • Westport Fuel Systems made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #8355 holding.
  • Simplex Trading first reported a position in Westport Fuel Systems in Q1 2015 and has held it in 36 quarters since.
  • Simplex Trading's Westport Fuel Systems position peaked at $360K in Q3 2021.
  • 43 funds tracked by Wall St. Rank held Westport Fuel Systems as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.