MERSANA THERAPEUTICS INC

CUSIP: 59045L205 Class: COM

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q4 2025
Shares 152,586 Value ($000) $4,414 Avg Close — Range —
Q3 2025
Shares 152,586 Value ($000) $1,184 Avg Close — Range —