QUANTUM SI INC

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

MSD Partners, L.P.'s Holding History (CIK: 0001514334)

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

Q1 2022
Shares 49,550 Value ($000) $57 Avg Close — Range —
Q4 2021
Shares 179,400 Value ($000) $324 Avg Close — Range —
Q3 2021
Shares 59,800 Value ($000) $121 Avg Close — Range —
Q2 2021
Shares 59,800 Value ($000) $225 Avg Close — Range —