GROUP ONE TRADING, L.P. - SUPPORT COM INC ownership

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SUPPORT COM INC's ticker is and the CUSIP is 86858W900. A total of 3 filers reported holding SUPPORT COM INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

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Filings
Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of SUPPORT COM INC
ValueSharesWeighting
Q2 2021$4,170,000
+489.0%
1,080,400
+600.2%
0.01%
+400.0%
Q1 2021$708,000
+11700.0%
154,300
+5614.8%
0.00%–
Q4 2020$6,000
+100.0%
2,700
-10.0%
0.00%–
Q1 2020$3,000–3,000–0.00%–
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Other shareholders
SUPPORT COM INC shareholders Q4 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 2,700$6,0000.00%
SIMPLEX TRADING, LLC 29$6,0000.00%
View complete list of SUPPORT COM INC shareholders