MERSANA THERAPEUTICS INC

CUSIP: 59045L205 Class: COM

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

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

Q4 2025
Shares 210,301 Value ($000) $6,084 Avg Close — Range —
Q3 2025
Shares 302,553 Value ($000) $2,348 Avg Close — Range —