SURFACE ONCOLOGY INC

CUSIP: 86877M209 Class: COM

Ipswich Investment Management Co., Inc.'s Holding History (CIK: 0001463753)

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

Q3 2022
Shares 10,000 Value ($000) $10 Avg Close — Range —
Q2 2022
Shares 12,050 Value ($000) $20 Avg Close — Range —
Q1 2022
Shares 16,050 Value ($000) $47 Avg Close — Range —
Q4 2021
Shares 19,050 Value ($000) $91 Avg Close — Range —
Q3 2021
Shares 20,550 Value ($000) $156 Avg Close — Range —
Q2 2021
Shares 32,000 Value ($000) $239 Avg Close — Range —