Y-MABS THERAPEUTICS INC

CUSIP: 984241109 Class: Common Stock

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q2 2025
Shares 2,748,077 Value ($000) $12,394 Avg Close — Range —
Q1 2025
Shares 2,902,025 Value ($000) $12,856 Avg Close — Range —
Q4 2024
Shares 2,998,472 Value ($000) $23,478 Avg Close — Range —
Q3 2024
Shares 3,025,235 Value ($000) $39,782 Avg Close — Range —