QUANTUM SI INC

Ticker: QSIAW CUSIP: 74765K113 Class: *W EXP 06/10/202

LINDEN ADVISORS LP's Holding History (CIK: 0001279396)

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

Q3 2021
Shares 214,571 Value ($000) $448 Avg Close — Range —
Q2 2021
Shares 328,120 Value ($000) $1,242 Avg Close — Range —