QUANTUM SI INC

Ticker: QSI CUSIP: 74765K105 Class: Common Stock

Capital Investment Advisory Services, LLC's Holding History (CIK: 0001659203)

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

Q4 2025
Shares 20,000 Value ($000) $22 Avg Close $1.63 Range $1.07 - $3.10
Q3 2025
Shares 20,000 Value ($000) $28 Avg Close $1.45 Range $0.95 - $2.18
Q2 2025
Shares 10,000 Value ($000) $20 Avg Close $1.48 Range $1.02 - $2.15
Q1 2025
Shares 10,000 Value ($000) $12 Avg Close $1.92 Range $1.12 - $5.77