QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

EWA, LLC's Holding History (CIK: 0001835252)

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

Q4 2025
Shares 13,632 Value ($000) $15 Avg Close $1.63 Range $1.07 - $3.10
Q3 2025
Shares 17,119 Value ($000) $24 Avg Close $1.45 Range $0.95 - $2.18
Q2 2025
Shares 68,200 Value ($000) $134 Avg Close $1.48 Range $1.02 - $2.15
Q1 2025
Shares 78,688 Value ($000) $94 Avg Close $1.92 Range $1.12 - $5.77