SILVERBOX ENGAGED MERGER CO

CUSIP: 82836L200 Class: UNIT 03/31/2028

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q4 2021
Shares 2 Value ($000) $0 Avg Close — Range —
Q3 2021
Shares 350,000 Value ($000) $3,479 Avg Close — Range —
Q2 2021
Shares 350,000 Value ($000) $3,500 Avg Close — Range —
Q1 2021
Shares 350,000 Value ($000) $3,469 Avg Close — Range —