SURFACE ONCOLOGY INC

CUSIP: 86877M209 Class: COM

OPPENHEIMER & CO INC's Holding History (CIK: 0000822581)

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

Q1 2023
Shares 10,733 Value ($000) $8 Avg Close — Range —
Q4 2022
Shares 10,733 Value ($000) $9 Avg Close — Range —
Q3 2022
Shares 10,733 Value ($000) $11 Avg Close — Range —
Q2 2022
Shares 11,049 Value ($000) $18 Avg Close — Range —
Q1 2022
Shares 11,049 Value ($000) $32 Avg Close — Range —
Q4 2021
Shares 11,049 Value ($000) $53 Avg Close — Range —
Q3 2021
Shares 32,397 Value ($000) $245 Avg Close — Range —
Q2 2021
Shares 34,834 Value ($000) $260 Avg Close — Range —
Q1 2021
Shares 29,964 Value ($000) $234 Avg Close — Range —