MERSANA THERAPEUTICS INC

CUSIP: 59045L106 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2025
Shares 186,060 Value ($000) $64 Avg Close — Range —
Q4 2024
Shares 186,060 Value ($000) $266 Avg Close — Range —
Q3 2024
Shares 186,060 Value ($000) $352 Avg Close — Range —
Q2 2024
Shares 186,060 Value ($000) $374 Avg Close — Range —
Q1 2024
Shares 168,810 Value ($000) $756 Avg Close — Range —
Q4 2023
Shares 118,180 Value ($000) $274 Avg Close — Range —
Q3 2023
Shares 130,740 Value ($000) $166 Avg Close — Range —
Q2 2023
Shares 216,720 Value ($000) $713 Avg Close — Range —
Q1 2023
Shares 99,700 Value ($000) $410 Avg Close — Range —
Q4 2022
Shares 99,700 Value ($000) $584 Avg Close — Range —
Q3 2022
Shares 99,700 Value ($000) $674 Avg Close — Range —
Q2 2022
Shares 89,900 Value ($000) $415 Avg Close — Range —
Q1 2022
Shares 77,300 Value ($000) $308 Avg Close — Range —
Q4 2021
Shares 77,100 Value ($000) $480 Avg Close — Range —
Q3 2021
Shares 72,000 Value ($000) $679 Avg Close — Range —
Q2 2021
Shares 72,000 Value ($000) $978 Avg Close — Range —
Q1 2021
Shares 72,000 Value ($000) $1,165 Avg Close — Range —
Q4 2020
Shares 78,300 Value ($000) $2,084 Avg Close — Range —
Q3 2020
Shares 78,300 Value ($000) $1,458 Avg Close — Range —
Q2 2020
Shares 77,300 Value ($000) $1,809 Avg Close — Range —
Q1 2020
Shares 39,000 Value ($000) $227 Avg Close — Range —
Q4 2019
Shares 13,100 Value ($000) $75 Avg Close — Range —
Q3 2019
Shares 13,100 Value ($000) $21 Avg Close — Range —
Q2 2019
Shares 13,100 Value ($000) $53 Avg Close — Range —
Q2 2018
Shares 57,900 Value ($000) $1,034 Avg Close — Range —