QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q4 2025
Shares 1,104,033 Value ($000) $1,214 Avg Close $1.63 Range $1.07 - $3.10
Q3 2025
Shares 1,610,023 Value ($000) $2,270 Avg Close $1.45 Range $0.95 - $2.18
Q2 2025
Shares 284,753 Value ($000) $558 Avg Close $1.48 Range $1.02 - $2.15
Q4 2024
Shares 23,845 Value ($000) $64 Avg Close $1.17 Range $0.61 - $4.14
Q3 2024
Shares 256,689 Value ($000) $226 Avg Close $0.97 Range $0.79 - $1.26
Q2 2024
Shares 304,056 Value ($000) $319 Avg Close $1.60 Range $0.73 - $1.99
Q1 2024
Shares 151,123 Value ($000) $298 Avg Close $1.75 Range $1.38 - $2.43
Q4 2023
Shares 12,214 Value ($000) $25 Avg Close $1.52 Range $1.12 - $2.31
Q3 2023
Shares 27,785 Value ($000) $46 Avg Close $2.41 Range $1.57 - $3.90
Q2 2023
Shares 27,299 Value ($000) $49 Avg Close $1.57 Range $1.36 - $1.94
Q1 2023
Shares 131,037 Value ($000) $231 Avg Close $1.97 Range $1.54 - $2.63
Q3 2022
Shares 11,455 Value ($000) $31 Avg Close $3.20 Range $2.31 - $4.43
Q1 2022
Shares 68,248 Value ($000) $319 Avg Close $4.87 Range $3.72 - $8.30
Q3 2021
Shares 24,831 Value ($000) $207 Avg Close $9.85 Range $7.43 - $14.17
Q2 2021
Shares 43,604 Value ($000) $534 Avg Close $10.48 Range $7.85 - $13.23