GROUP ONE TRADING, L.P. - I MAB ownership

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I MAB's ticker is and the CUSIP is 44975P953. A total of 3 filers reported holding I MAB in Q3 2021. 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 I MAB
ValueSharesWeighting
Q3 2022$6,000
-98.3%
1,500
-95.2%
0.00%
-100.0%
Q2 2022$356,000
+1877.8%
31,500
+2763.6%
0.00%–
Q1 2022$18,000
+157.1%
1,100
+1000.0%
0.00%–
Q3 2021$7,000
-89.6%
100
-87.5%
0.00%–
Q2 2021$67,000–800–0.00%–
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Other shareholders
I MAB shareholders Q3 2021
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 200$00.00%
View complete list of I MAB shareholders