QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

Green Alpha Advisors, LLC's Holding History (CIK: 0001439207)

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

Q4 2025
Shares 51,528 Value ($000) $57 Avg Close $1.63 Range $1.07 - $3.10
Q3 2025
Shares 216,032 Value ($000) $305 Avg Close $1.45 Range $0.95 - $2.18
Q2 2025
Shares 228,348 Value ($000) $448 Avg Close $1.48 Range $1.02 - $2.15
Q1 2025
Shares 244,067 Value ($000) $293 Avg Close $1.92 Range $1.12 - $5.77
Q4 2024
Shares 158,858 Value ($000) $429 Avg Close $1.17 Range $0.61 - $4.14
Q3 2024
Shares 175,055 Value ($000) $154 Avg Close $0.97 Range $0.79 - $1.26
Q2 2024
Shares 129,259 Value ($000) $136 Avg Close $1.60 Range $0.73 - $1.99
Q1 2024
Shares 134,616 Value ($000) $265 Avg Close $1.75 Range $1.38 - $2.43
Q4 2023
Shares 131,785 Value ($000) $265 Avg Close $1.52 Range $1.12 - $2.31
Q3 2023
Shares 42,622 Value ($000) $71 Avg Close $2.41 Range $1.57 - $3.90