GROUP ONE TRADING, L.P. - CATASYS INC ownership

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CATASYS INC's ticker is and the CUSIP is 149049904. A total of 3 filers reported holding CATASYS INC in Q1 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CATASYS INC
ValueSharesWeighting
Q2 2020$567,000
+785.9%
22,900
+445.2%
0.00%
+200.0%
Q1 2020$64,000
+392.3%
4,200
+425.0%
0.00%–
Q4 2019$13,000
+550.0%
800
+700.0%
0.00%–
Q3 2019$2,000–100–0.00%–
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Other shareholders
CATASYS INC shareholders Q1 2020
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 4,200$64,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 43$65,0000.00%
View complete list of CATASYS INC shareholders