ERIC J LOUMEAU plan to sell securities of ANAPTYSBIO, INC. under Form 144

ERIC J LOUMEAU filed Form 144 to notify SEC of plan to sell 10000 units of ANAPTYSBIO, INC. securities around 2025-12-22, with aggregate market value of $510,000.00. The total outstanding units is 27688470.0. The amount planned to be sold represents 0.04% of total outstanding units; Recent transactions in past 3 months include: On 12/18/2025, sold 141 units for $6625.59; On 12/17/2025, sold 10000 units for $460000.00; On 12/16/2025, sold 12500 units for $560800.25; On 09/30/2025, sold 8240 units for $238960.00;