IMC-Chicago, LLC - QUIDEL CORP ownership

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QUIDEL CORP's ticker is and the CUSIP is 74838J951. A total of 4 filers reported holding QUIDEL CORP in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
IMC-Chicago, LLC ownership history of QUIDEL CORP
ValueSharesWeighting
Q1 2022$3,093,000
+3.7%
27,500
+24.4%
0.00%
+50.0%
Q4 2021$2,983,000
-52.1%
22,100
-54.5%
0.00%
-75.0%
Q2 2021$6,227,000
-7.5%
48,600
-7.6%
0.01%
-20.0%
Q1 2021$6,729,000
+156.5%
52,600
+260.3%
0.01%
+233.3%
Q4 2020$2,623,000–14,600–0.00%–
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Other shareholders
QUIDEL CORP shareholders Q4 2020
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 40,800$7,330,0000.01%
SIMPLEX TRADING, LLC 306$5,497,0000.01%
IMC-Chicago, LLC 14,600$2,623,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of QUIDEL CORP shareholders