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
Q1 		– Sell
-6,705
Closed -$13.4K – 10328
2025
Q4 		$10.5K Buy
6,705
+5,793
+635% +$10.8K ﹤0.01% 6949
2025
Q3 		$2K Buy
+912
New +$2.82K ﹤0.01% 8742
2025
Q2 		– Sell
-8,936
Closed -$33K – 9868
2025
Q1 		$33K Sell
8,936
-228
-2% -$935 ﹤0.01% 6176
2024
Q4 		$32K Buy
+9,164
New +$38.4K ﹤0.01% 6302
2024
Q3 		– Sell
-98
Closed -$548 – 9720
2024
Q2 		$0 Buy
+98
New +$578 ﹤0.01% 9965
2024
Q1 		– Sell
-7,313
Closed -$44.4K – 10041
2023
Q4 		$48K Buy
7,313
+6,953
+1,931% +$44K ﹤0.01% 6122
2023
Q3 		$2K Sell
360
-3,206
-90% -$26.2K ﹤0.01% 8181
2023
Q2 		$27K Sell
3,566
-2,830
-44% -$21.9K ﹤0.01% 6475
2023
Q1 		$60K Buy
6,396
+2,065
+48% +$21.1K ﹤0.01% 5733
2022
Q4 		$33K Sell
4,331
-1,985
-31% -$17K ﹤0.01% 6353
2022
Q3 		$55K Sell
6,316
-2,440
-28% -$27K ﹤0.01% 6316
2022
Q2 		$88K Sell
8,756
-2,906
-25% -$36K ﹤0.01% 5742
2022
Q1 		$184K Buy
11,662
+694
+6% +$12.4K ﹤0.01% 5281
2021
Q4 		$259K Buy
10,968
+4,099
+60% +$117K ﹤0.01% 4797
2021
Q3 		$360K Buy
6,869
+1,446
+27% +$58.2K ﹤0.01% 4620
2021
Q2 		$287K Buy
5,423
+1,127
+26% +$68K ﹤0.01% 5053
2021
Q1 		$308K Sell
4,296
-2,442
-36% -$207K ﹤0.01% 4109
2020
Q4 		$359K Sell
6,738
-10,816
-62% -$340K ﹤0.01% 3848
2020
Q3 		$286K Buy
17,554
+8,899
+103% +$147K ﹤0.01% 3654
2020
Q2 		$107K Buy
8,655
+4,312
+99% +$48.2K ﹤0.01% 4728
2020
Q1 		$40K Buy
4,343
+2,501
+136% +$51.5K ﹤0.01% 5376
2019
Q4 		$43K Buy
1,842
+908
+97% +$23.3K ﹤0.01% 5337
2019
Q3 		$25K Sell
934
-1,087
-54% -$30.9K ﹤0.01% 5656
2019
Q2 		$54K Buy
2,021
+2,011
+20,110% +$44.7K ﹤0.01% 4791
2019
Q1 		$0 Sell
10
-349
-97% -$5.11K ﹤0.01% 7969
2018
Q4 		$4K Buy
359
+215
+149% +$4.86K ﹤0.01% 6350
2018
Q3 		$4K Buy
+144
New +$4.08K ﹤0.01% 6877
2018
Q1 		– Sell
-512
Closed -$15.5K – 6970
2017
Q4 		$19K Buy
512
+484
+1,729% +$15.7K ﹤0.01% 3366
2017
Q3 		$0 Sell
28
-695
-96% -$15.6K ﹤0.01% 6751
2017
Q2 		$16K Buy
723
+339
+88% +$5.28K ﹤0.01% 3540
2017
Q1 		$3K Buy
+384
New +$4.2K ﹤0.01% 5089
2016
Q4 		– Sell
-1,041
Closed -$14.5K – 6626
2016
Q3 		$16K Buy
1,041
+354
+52% +$5.17K ﹤0.01% 3210
2016
Q2 		$11K Sell
687
-379
-36% -$8.16K ﹤0.01% 3541
2016
Q1 		$27K Buy
+1,066
New +$22.5K ﹤0.01% 2524
2015
Q2 		– Sell
-1,870
Closed -$94.3K – 5948
2015
Q1 		$73K Buy
+1,870
New +$82.6K 0.01% 1294

Other funds holding WPRT

GWI
Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $82.4B AUM 19.69% 1-Year Est. Return
Baird Financial Group
Baird Financial Group Milwaukee, Wisconsin $64B AUM 22.64% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
TWC
TD Waterhouse Canada Toronto, Ontario, Canada $38B AUM 39.14% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
CC
Centiva Capital New York $13.6B AUM 20% 1-Year Est. Return

Simplex Trading's WPRT Position: Q1 2026 in Review

Simplex Trading sold out of Westport Fuel Systems (WPRT) in Q1 2026, closing a stake of 6,705 shares — an estimated $13.4K sold.

Simplex Trading first reported a position in WPRT in Q1 2015 and held it in 35 quarters. The position peaked at $360K in Q3 2021. 42 funds tracked by Wall St. Rank hold WPRT as of Q1 2026.

  • Simplex Trading reported no remaining Westport Fuel Systems position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 6,705 Westport Fuel Systems shares in Q1 2026, an estimated $13.4K.
  • Simplex Trading first reported a position in Westport Fuel Systems in Q1 2015 and held it in 35 quarters.
  • Simplex Trading's Westport Fuel Systems position peaked at $360K in Q3 2021.
  • 42 funds tracked by Wall St. Rank held Westport Fuel Systems as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.