GROUP ONE TRADING, L.P. - WESTPORT FUEL SYSTEMS INC ownership

WESTPORT FUEL SYSTEMS INC's ticker is WPRT and the CUSIP is 960908309. A total of 86 filers reported holding WESTPORT FUEL SYSTEMS INC in Q3 2022. The put-call ratio across all filers is 3.30 and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of WESTPORT FUEL SYSTEMS INC
ValueSharesWeighting
Q1 2023$77,371
-32.9%
81,229
-45.4%
0.00%
Q4 2022$115,362
-39.0%
148,893
-31.3%
0.00%
Q3 2022$189,000
-16.0%
216,800
-2.9%
0.00%
Q2 2022$225,000
-44.2%
223,199
-12.4%
0.00%
Q1 2022$403,000
+6.3%
254,866
+59.5%
0.00%
Q4 2021$379,000
-52.0%
159,785
-33.5%
0.00%
-100.0%
Q3 2021$790,000
-23.8%
240,210
+23.0%
0.00%0.0%
Q2 2021$1,037,000
+126.9%
195,303
+207.5%
0.00%0.0%
Q1 2021$457,000
-6.2%
63,510
-30.5%
0.00%0.0%
Q4 2020$487,000
+231.3%
91,434
+1.7%
0.00%
Q3 2020$147,000
-15.5%
89,898
-35.9%
0.00%
-100.0%
Q2 2020$174,000
+17.6%
140,315
-10.9%
0.00%0.0%
Q1 2020$148,000
-39.6%
157,500
+52.4%
0.00%
-50.0%
Q4 2019$245,000
+133.3%
103,331
+166.8%
0.00%
+100.0%
Q3 2019$105,000
-29.1%
38,731
-29.1%
0.00%0.0%
Q2 2019$148,000
+1750.0%
54,638
+933.2%
0.00%
Q1 2019$8,000
-46.7%
5,288
-51.5%
0.00%
Q4 2018$15,000
-90.1%
10,906
-81.9%
0.00%
-100.0%
Q2 2018$152,000
-4.4%
60,183
-17.0%
0.00%
-50.0%
Q1 2018$159,000
-68.7%
72,513
-46.3%
0.00%
-50.0%
Q4 2017$508,000
+284.8%
134,984
+234.3%
0.00%
+300.0%
Q3 2017$132,000
+51.7%
40,379
+8.7%
0.00%0.0%
Q2 2017$87,000
+278.3%
37,138
+55.8%
0.00%
Q1 2017$23,000
-56.6%
23,838
-49.6%
0.00%
-100.0%
Q4 2016$53,000
-41.1%
47,277
-15.2%
0.00%0.0%
Q3 2016$90,000
+45.2%
55,720
+48.9%
0.00%0.0%
Q2 2016$62,000
+14.8%
37,416
+79.4%
0.00%0.0%
Q1 2016$54,000
-48.6%
20,861
-60.2%
0.00%0.0%
Q4 2015$105,000
-54.9%
52,368
-44.0%
0.00%
-66.7%
Q3 2015$233,000
+28.0%
93,496
+144.1%
0.00%0.0%
Q2 2015$182,000
+52.9%
38,309
+26.4%
0.00%
+50.0%
Q1 2015$119,000
-62.5%
30,307
-64.3%
0.00%
-60.0%
Q4 2014$317,000
-61.7%
84,821
+7.8%
0.01%
-61.5%
Q3 2014$827,000
-71.3%
78,717
-50.7%
0.01%
-70.5%
Q2 2014$2,879,000
-12.8%
159,778
-29.9%
0.04%
-21.4%
Q1 2014$3,300,000
-22.1%
227,916
+5.5%
0.06%
-12.5%
Q4 2013$4,236,000
+230.9%
215,998
+308.4%
0.06%
+156.0%
Q3 2013$1,280,00052,8940.02%
Other shareholders
WESTPORT FUEL SYSTEMS INC shareholders Q3 2022
NameSharesValueWeighting ↓
AWM Investment Company, Inc. 3,832,047$6,055,0000.78%
GRACE & WHITE INC /NY 2,506,579$3,960,0000.74%
Trellus Management Company, LLC 630,000$995,0000.58%
S&T BANK/PA 2,245,124$3,547,0000.54%
Verity Asset Management, Inc. 111,203$176,0000.11%
Penn Capital Management Company, LLC 362,451$565,0000.06%
WOODMONT INVESTMENT COUNSEL LLC 255,627$404,0000.05%
MARATHON CAPITAL MANAGEMENT 91,750$145,0000.04%
ROYCE & ASSOCIATES LP 1,989,058$3,143,0000.03%
Bridgefront Capital, LLC 12,585$20,0000.02%
View complete list of WESTPORT FUEL SYSTEMS INC shareholders