SURFACE ONCOLOGY INC

CUSIP: 86877M209 Class: COM

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q1 2022
Shares 90,431 Value ($000) $266 Avg Close — Range —
Q4 2021
Shares 104,365 Value ($000) $499 Avg Close — Range —
Q4 2020
Shares 18,754 Value ($000) $173 Avg Close — Range —
Q3 2020
Shares 18,754 Value ($000) $129 Avg Close — Range —