JANE STREET GROUP, LLC - QUANTUM SI INC ownership

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QUANTUM SI INC's ticker is and the CUSIP is 74765K905. A total of 4 filers reported holding QUANTUM SI INC in Q4 2022. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
JANE STREET GROUP, LLC ownership history of QUANTUM SI INC
ValueSharesWeighting
Q3 2023$373,832
+1067.3%
225,200
+1186.9%
0.00%–
Q4 2022$32,025
-73.1%
17,500
-59.5%
0.00%–
Q3 2022$119,000
-49.4%
43,200
-57.4%
0.00%–
Q2 2022$235,000–101,400–0.00%–
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Other shareholders
QUANTUM SI INC shareholders Q4 2022
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 509,300$4,008,0000.00%
SIMPLEX TRADING, LLC 66,800$525,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of QUANTUM SI INC shareholders