GROUP ONE TRADING, L.P. - PDF SOLUTIONS INC ownership

PDF SOLUTIONS INC's ticker is and the CUSIP is 693282955. A total of 1 filers reported holding PDF SOLUTIONS INC in Q2 2022. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of PDF SOLUTIONS INC
ValueSharesWeighting
Q3 2022$270,000
+214.0%
11,000
+254.8%
0.00%
Q1 2022$86,000
+616.7%
3,100
+210.0%
0.00%
Q1 2020$12,000
-86.5%
1,000
-85.3%
0.00%
-100.0%
Q3 2019$89,000
-91.0%
6,800
-90.9%
0.00%
-88.9%
Q2 2019$984,000
+25.0%
75,000
+17.7%
0.01%0.0%
Q1 2019$787,000
+4.4%
63,700
-28.7%
0.01%
+28.6%
Q4 2018$754,000
+78.3%
89,400
+91.0%
0.01%
+133.3%
Q3 2018$423,000
+42200.0%
46,800
+46700.0%
0.00%
Q3 2014$1,000
-50.0%
1000.0%0.00%
Q2 2014$2,000
-97.8%
100
-98.0%
0.00%
-100.0%
Q2 2013$92,0005,0000.00%
Other shareholders
PDF SOLUTIONS INC shareholders Q2 2022
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of PDF SOLUTIONS INC shareholders