MBX BIOSCIENCES INC

Ticker: MBX CUSIP: 55287L101 Class: Common Stock

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q4 2025

Shares 48,614 Value ($000) $2 Avg Close $24.26 Range $12.94 - $35.55

Q3 2025

Shares 5,009 Value ($000) $0 Avg Close $13.37 Range $9.63 - $26.47

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	48,614	$2	$24.26	$12.94 - $35.55
Q3 2025	5,009	$0	$13.37	$9.63 - $26.47