SURFACE ONCOLOGY INC

CUSIP: 86877M209 Class: COM

Artal Group S.A.'s Holding History (CIK: 0001053906)

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

Q4 2021
Shares 100,000 Value ($000) $478 Avg Close — Range —
Q3 2021
Shares 100,000 Value ($000) $757 Avg Close — Range —
Q2 2021
Shares 100,000 Value ($000) $746 Avg Close — Range —
Q1 2021
Shares 100,000 Value ($000) $780 Avg Close — Range —
Q4 2020
Shares 100,000 Value ($000) $924 Avg Close — Range —