Cornerstone Investment Partners’s Amphastar Pharmaceuticals AMPH Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-8,028	Closed	-$233K	–	211
2025 Q1	$233K	Sell	8,028 -702	-8%	-$22.4K	0.01%	114
2024 Q4	$324K	Buy	8,730 +5	+0.1%	+$229	0.02%	99
2024 Q3	$423K	Buy	8,725 +270	+3%	+$11.8K	0.02%	75
2024 Q2	$338K	Sell	8,455 -690	-8%	-$28.6K	0.02%	107
2024 Q1	$402K	Hold	9,145	–	–	0.02%	95
2023 Q4	$566K	Hold	9,145	–	–	0.03%	70
2023 Q3	$421K	Sell	9,145 -668	-7%	-$36.4K	0.03%	82
2023 Q2	$564K	Hold	9,813	–	–	0.03%	64
2023 Q1	$368K	Sell	9,813 -1,487	-13%	-$48.7K	0.02%	88
2022 Q4	$317K	Sell	11,300 -600	-5%	-$17.4K	0.02%	101
2022 Q3	$334K	Hold	11,900	–	–	0.02%	90
2022 Q2	$414K	Sell	11,900 -145	-1%	-$5.17K	0.03%	74
2022 Q1	$432K	Buy	12,045 +16	+0.1%	+$454	0.02%	83
2021 Q4	$280K	Buy	+12,029	New	+$246K	0.02%	149