QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

MTM Investment Management, LLC's Holding History (CIK: 0001831416)

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

Q4 2025
Shares 4,125 Value ($000) $5 Avg Close $1.63 Range $1.07 - $3.10
Q3 2025
Shares 4,125 Value ($000) $6 Avg Close $1.45 Range $0.95 - $2.18
Q2 2025
Shares 4,125 Value ($000) $8 Avg Close $1.48 Range $1.02 - $2.15
Q3 2022
Shares 10,900 Value ($000) $30 Avg Close $3.20 Range $2.31 - $4.43
Q2 2022
Shares 10,775 Value ($000) $26 Avg Close $3.83 Range $2.22 - $4.97
Q1 2022
Shares 10,775 Value ($000) $50 Avg Close $4.87 Range $3.72 - $8.30