GROUP ONE TRADING, L.P. - IRIDEX CORP ownership

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IRIDEX CORP's ticker is and the CUSIP is 462684901. A total of 2 filers reported holding IRIDEX CORP in Q3 2021. 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 IRIDEX CORP
ValueSharesWeighting
Q3 2022$31,000
+181.8%
1,300
-43.5%
0.00%–
Q1 2022$11,000
+1000.0%
2,300
+1050.0%
0.00%–
Q4 2021$1,000
-80.0%
200
-71.4%
0.00%–
Q3 2021$5,000–700–0.00%–
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Other shareholders
IRIDEX CORP shareholders Q3 2021
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 5,000$120.00%
View complete list of IRIDEX CORP shareholders