P. Kent Hawryluk

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
4 Feb 25	MBX MBX Biosciences, Inc. Common Stock	Common Stock	Buy	Acquire P	Yes	No	10.69	50,000	534.50 k	448,277
3 Feb 25	MBX MBX Biosciences, Inc. Common Stock	Stock Option Common Stock	Grant	Acquire A	No	No	10.49	243,000	2.55 mm	243,000
16 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Common Stock	Conversion	Acquire C	Yes	No	0	115,914	0.00	398,277
16 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Common Stock	Conversion	Acquire C	No	No	0	283,846	0.00	481,397
16 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Series C Convertible Preferred Stock Common Stock	Conversion	Dispose C	Yes	No	0	970,873	0.00	0
16 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Series B Convertible Preferred Stock Common Stock	Conversion	Dispose C	Yes	No	0	76,969	0.00	0
16 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Series B Convertible Preferred Stock Common Stock	Conversion	Dispose C	No	No	0	1,396,762	0.00	0
16 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Series A Convertible Preferred Stock Common Stock	Conversion	Dispose C	Yes	No	0	345,705	0.00	0
16 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Series A Convertible Preferred Stock Common Stock	Conversion	Dispose C	No	No	0	2,015,681	0.00	0
12 Sep 24	MBX MBX Biosciences, Inc. Common Stock	Stock Option Common Stock	Grant	Acquire A	No	No	16	120,436	1.93 mm	120,436

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.