Liawatidewi Yakob

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
6 Nov 24	AMPH Amphastar Pharmaceuticals	Common Stock	Sell	Dispose S	No	Yes	52.05	5,214	271.39 k	74,938
6 Nov 24	AMPH Amphastar Pharmaceuticals	Common Stock	Option exercise	Acquire M	No	No	13.03	5,214	67.94 k	80,152
6 Nov 24	AMPH Amphastar Pharmaceuticals	Employee Stock Option Common Stock	Option exercise	Dispose M	No	No	13.03	5,214	67.94 k	10,962
4 Jun 24	AMPH Amphastar Pharmaceuticals	Common Stock	Payment of exercise	Dispose F	No	No	42.22	272	11.48 k	74,938
17 Mar 24	AMPH Amphastar Pharmaceuticals	Common Stock	Payment of exercise	Dispose F	No	No	43.05	1,726	74.30 k	74,778
16 Mar 24	AMPH Amphastar Pharmaceuticals	Common Stock	Payment of exercise	Dispose F	No	No	43.05	1,671	71.94 k	76,504
15 Mar 24	AMPH Amphastar Pharmaceuticals	Common Stock	Payment of exercise	Dispose F	No	No	43.05	1,027	44.21 k	78,175
6 Mar 24	AMPH Amphastar Pharmaceuticals	Common Stock	Payment of exercise	Dispose F	No	No	46.31	1,221	56.54 k	79,202
4 Mar 24	AMPH Amphastar Pharmaceuticals	Common Stock	Grant	Acquire A	No	No	0	10,754	0.00	80,423
4 Mar 24	AMPH Amphastar Pharmaceuticals	Employee Stock Option Common Stock	Grant	Acquire A	No	No	46.68	22,655	1.06 mm	22,655

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