MERSANA THERAPEUTICS INC

CUSIP: 59045L106 Class: COM

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q2 2025
Shares 7,678,391 Value ($000) $2,273 Avg Close — Range —
Q1 2025
Shares 8,377,767 Value ($000) $2,882 Avg Close — Range —
Q4 2024
Shares 7,057,516 Value ($000) $10,092 Avg Close — Range —
Q3 2024
Shares 7,177,458 Value ($000) $13,565 Avg Close — Range —
Q2 2024
Shares 6,702,521 Value ($000) $13,472 Avg Close — Range —
Q1 2024
Shares 6,274,370 Value ($000) $28,109 Avg Close — Range —
Q4 2023
Shares 6,237,588 Value ($000) $14,471 Avg Close — Range —
Q3 2023
Shares 6,186,123 Value ($000) $7,856 Avg Close — Range —
Q2 2023
Shares 5,724,619 Value ($000) $18,834 Avg Close — Range —
Q1 2023
Shares 4,638,492 Value ($000) $19,064 Avg Close — Range —
Q4 2022
Shares 4,449,040 Value ($000) $26,071 Avg Close — Range —
Q3 2022
Shares 4,377,999 Value ($000) $29,596 Avg Close — Range —
Q2 2022
Shares 4,733,731 Value ($000) $21,871 Avg Close — Range —
Q1 2022
Shares 3,435,270 Value ($000) $13,707 Avg Close — Range —
Q4 2021
Shares 3,607,431 Value ($000) $22,438 Avg Close — Range —
Q3 2021
Shares 3,681,594 Value ($000) $34,718 Avg Close — Range —
Q2 2021
Shares 3,181,585 Value ($000) $43,206 Avg Close — Range —
Q1 2021
Shares 3,117,369 Value ($000) $50,438 Avg Close — Range —
Q4 2020
Shares 3,068,518 Value ($000) $81,654 Avg Close — Range —
Q3 2020
Shares 2,840,701 Value ($000) $52,894 Avg Close — Range —
Q2 2020
Shares 2,864,463 Value ($000) $67,028 Avg Close — Range —
Q1 2020
Shares 1,892,028 Value ($000) $11,030 Avg Close — Range —
Q4 2019
Shares 1,867,264 Value ($000) $10,699 Avg Close — Range —
Q3 2019
Shares 1,871,471 Value ($000) $2,957 Avg Close — Range —
Q2 2019
Shares 1,903,502 Value ($000) $7,709 Avg Close — Range —
Q1 2019
Shares 1,500,491 Value ($000) $7,892 Avg Close — Range —
Q4 2018
Shares 266,684 Value ($000) $1,088 Avg Close — Range —
Q3 2018
Shares 601,101 Value ($000) $6,011 Avg Close — Range —
Q2 2018
Shares 447,178 Value ($000) $7,987 Avg Close — Range —
Q1 2018
Shares 421,698 Value ($000) $6,651 Avg Close — Range —
Q4 2017
Shares 181,337 Value ($000) $2,979 Avg Close — Range —
Q3 2017
Shares 158,437 Value ($000) $2,739 Avg Close — Range —
Q2 2017
Shares 75,000 Value ($000) $1,048 Avg Close — Range —