UBS Group AG - QUANTUM SI INC ownership

QUANTUM SI INC's ticker is QSIAW and the CUSIP is 74765K113. A total of 12 filers reported holding QUANTUM SI INC in Q1 2022. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
UBS Group AG ownership history of QUANTUM SI INC
ValueSharesWeighting
Q4 2022$2,942
+194.2%
11,767
+635.9%
0.00%
Q3 2022$1,000
-96.7%
1,599
-90.5%
0.00%
Q4 2021$30,000
+650.0%
16,804
+696.8%
0.00%
Q3 2021$4,000
-33.3%
2,109
+24.0%
0.00%
Q2 2021$6,0001,7010.00%
Other shareholders
QUANTUM SI INC shareholders Q1 2022
NameSharesValueWeighting ↓
Ionic Capital Management LLC 350,665$403,0000.05%
Privium Fund Management B.V. 100,414$115,0000.02%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 333,333$383,0000.01%
Castle Creek Arbitrage, LLC 66,666$77,0000.00%
MSD Partners, L.P. 49,550$57,0000.00%
Westchester Capital Management, LLC 86,598$99,0000.00%
Magnetar Financial LLC 169,196$195,0000.00%
JANE STREET GROUP, LLC 20,172$23,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
MILLENNIUM MANAGEMENT LLC 87,054$100,0000.00%
View complete list of QUANTUM SI INC shareholders