QUANTUM SI INC's ticker is QSI and the CUSIP is 74765K105. A total of 95 filers reported holding QUANTUM SI INC in Q3 2023. The put-call ratio across all filers is 0.43 and the average weighting 0.0%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $460 | -7.3% | 277 | 0.0% | 0.00% | – |
Q2 2023 | $496 | +1.6% | 277 | 0.0% | 0.00% | – |
Q1 2023 | $488 | -3.7% | 277 | 0.0% | 0.00% | – |
Q4 2022 | $507 | -49.3% | 277 | 0.0% | 0.00% | -100.0% |
Q3 2022 | $1,000 | -99.8% | 277 | 0.0% | 0.00% | – |
Q2 2022 | $643,000 | +32050.0% | 277 | 0.0% | 0.00% | -100.0% |
Q4 2021 | $2,000 | 0.0% | 277 | 0.0% | 0.00% | 0.0% |
Q3 2021 | $2,000 | – | 277 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Knollwood Investment Advisory, LLC | 300,000 | $498,000 | 0.23% |
Fosun International Ltd | 743,935 | $1,234,932 | 0.20% |
ARK Investment Management | 14,448,217 | $23,984,040 | 0.18% |
Nikko Asset Management Americas, Inc. | 8,532,917 | $14,164,642 | 0.17% |
Neumann Advisory Hong Kong Ltd | 166,198 | $276 | 0.11% |
Green Alpha Advisors, LLC | 42,622 | $70,753 | 0.05% |
Red Wave Investments LLC | 37,000 | $61,420 | 0.03% |
Flagship Private Wealth, LLC | 14,158 | $23,502 | 0.02% |
GENERAL AMERICAN INVESTORS CO INC | 119,250 | $197,955 | 0.02% |
Guidance Point Advisors, LLC | 25,742 | $42,732 | 0.02% |