HORIZON ACQUISITION CORP

CUSIP: G46049121 Class: UNIT 99/99/9999

Magnetar Financial LLC's Holding History (CIK: 0001352851)

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

Q1 2021
Shares 1,281,491 Value ($000) $13,122 Avg Close — Range —
Q4 2020
Shares 1,445,000 Value ($000) $15,259 Avg Close — Range —
Q3 2020
Shares 2,000,000 Value ($000) $20,810 Avg Close — Range —