Boston Advisors’s Amphastar Pharmaceuticals AMPH Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q3	$840K	Sell	42,365 -2,848	-6%	-$59.3K	0.04%	404
2019 Q2	$954K	Sell	45,213 -397	-0.9%	-$8.3K	0.05%	366
2019 Q1	$932K	Sell	45,610 -2,551	-5%	-$57.2K	0.05%	356
2018 Q4	$958K	Buy	48,161 +3,945	+9%	+$77.8K	0.06%	321
2018 Q3	$851K	Buy	44,216 +2,268	+5%	+$40.4K	0.04%	407
2018 Q2	$640K	Sell	41,948 -705	-2%	-$12.3K	0.02%	454
2018 Q1	$800K	Buy	42,653 +2,733	+7%	+$51.4K	0.02%	409
2017 Q4	$768K	Buy	39,920 +1,025	+3%	+$19.1K	0.02%	422
2017 Q3	$695K	Buy	38,895 +3,635	+10%	+$59.8K	0.02%	426
2017 Q2	$630K	Sell	35,260 -2,080	-6%	-$33K	0.01%	445
2017 Q1	$541K	Buy	37,340 +6,700	+22%	+$105K	0.01%	450
2016 Q4	$564K	Buy	30,640 +14,735	+93%	+$287K	0.01%	455
2016 Q3	$302K	Buy	+15,905	New	+$289K	0.01%	607