MERSANA THERAPEUTICS INC

CUSIP: 59045L106 Class: COM

O'SHAUGHNESSY ASSET MANAGEMENT, LLC's Holding History (CIK: 0001423442)

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

Q3 2021
Shares 651 Value ($000) $6 Avg Close — Range —
Q2 2021
Shares 651 Value ($000) $9 Avg Close — Range —
Q1 2021
Shares 3,663 Value ($000) $59 Avg Close — Range —
Q4 2020
Shares 3,663 Value ($000) $97 Avg Close — Range —
Q3 2020
Shares 651 Value ($000) $12 Avg Close — Range —
Q2 2020
Shares 651 Value ($000) $15 Avg Close — Range —
Q4 2019
Shares 652 Value ($000) $4 Avg Close — Range —