GENERAL AMERICAN INVESTORS CO INC - QUANTUM SI INC ownership

QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 102 filers reported holding QUANTUM SI INC in Q3 2022. The put-call ratio across all filers is 0.30 and the average weighting 0.1%.

Quarter-by-quarter ownership
GENERAL AMERICAN INVESTORS CO INC ownership history of QUANTUM SI INC
ValueSharesWeighting
Q3 2023$197,955
-7.3%
119,2500.0%0.02%
-5.3%
Q2 2023$213,458
+1.7%
119,2500.0%0.02%
-5.0%
Q1 2023$209,880
-3.8%
119,2500.0%0.02%
-4.8%
Q4 2022$218,228
-33.5%
119,2500.0%0.02%
-38.2%
Q3 2022$328,000
+43.9%
119,250
+21.3%
0.03%
+47.8%
Q2 2022$228,00098,3110.02%
Other shareholders
QUANTUM SI INC shareholders Q3 2022
NameSharesValueWeighting ↓
Foresite Capital Management V, LLC 2,342,061$19,533,0006.07%
Foresite Capital Management IV, LLC 4,463,619$37,227,0005.48%
Glenview Capital Management 6,000,000$50,040,0000.91%
Neumann Advisory Hong Kong Ltd 492,733$4,1090.73%
Fosun International Ltd 743,936$6,204,0000.32%
Clearline Capital LP 377,897$3,152,0000.30%
ARK Investment Management 12,698,381$105,904,0000.25%
ASSET MANAGEMENT CORP /IL/ /ADV 59,444$496,0000.25%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,400,000$11,676,0000.23%
Rubric Capital Management LP 672,385$5,608,0000.16%
View complete list of QUANTUM SI INC shareholders