MERSANA THERAPEUTICS INC

CUSIP: 59045L106 Class: COM

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

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

Q3 2022
Shares 24,975 Value ($000) $169 Avg Close — Range —
Q2 2022
Shares 241,899 Value ($000) $1,118 Avg Close — Range —
Q1 2022
Shares 326,419 Value ($000) $1,302 Avg Close — Range —
Q4 2021
Shares 111,670 Value ($000) $695 Avg Close — Range —
Q3 2021
Shares 30,495 Value ($000) $288 Avg Close — Range —