QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

ARK Investment Management LLC's Holding History (CIK: 0001697748)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 7,021,571 Value ($000) $7,724 Avg Close $1.63 Range $1.07 - $3.10
Q3 2025
Shares 7,624,042 Value ($000) $10,750 Avg Close $1.45 Range $0.95 - $2.18
Q2 2025
Shares 7,960,736 Value ($000) $15,603 Avg Close $1.48 Range $1.02 - $2.15
Q1 2025
Shares 8,713,501 Value ($000) $10,456 Avg Close $1.92 Range $1.12 - $5.77
Q4 2024
Shares 8,848,650 Value ($000) $23,891 Avg Close $1.17 Range $0.61 - $4.14
Q3 2024
Shares 11,842,609 Value ($000) $10,448 Avg Close $0.97 Range $0.79 - $1.26
Q2 2024
Shares 12,409,929 Value ($000) $13,030 Avg Close $1.60 Range $0.73 - $1.99
Q1 2024
Shares 12,768,876 Value ($000) $25,155 Avg Close $1.75 Range $1.38 - $2.43
Q4 2023
Shares 15,519,322 Value ($000) $31,194 Avg Close $1.52 Range $1.12 - $2.31
Q3 2023
Shares 14,448,217 Value ($000) $23,984 Avg Close $2.41 Range $1.57 - $3.90
Q2 2023
Shares 12,754,531 Value ($000) $22,831 Avg Close $1.57 Range $1.36 - $1.94
Q1 2023
Shares 11,698,791 Value ($000) $20,590 Avg Close $1.97 Range $1.54 - $2.63
Q4 2022
Shares 11,856,184 Value ($000) $21,697 Avg Close $2.58 Range $1.72 - $3.61
Q3 2022
Shares 13,237,790 Value ($000) $36,404 Avg Close $3.20 Range $2.31 - $4.43
Q2 2022
Shares 13,869,084 Value ($000) $58,944 Avg Close $3.83 Range $2.22 - $4.97
Q1 2022
Shares 13,373,557 Value ($000) $62,588 Avg Close $4.87 Range $3.72 - $8.30
Q4 2021
Shares 13,067,150 Value ($000) $102,838 Avg Close $7.53 Range $5.33 - $9.10
Q3 2021
Shares 12,698,381 Value ($000) $105,904 Avg Close $9.85 Range $7.43 - $14.17
Q2 2021
Shares 4,048,303 Value ($000) $49,632 Avg Close $10.48 Range $7.85 - $13.23