Los Angeles Capital Management’s Amphastar Pharmaceuticals AMPH Stock Holding History

Los Angeles Capital Management’s Portfolio AMPH Stock Details AMPH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$4.38K	Hold	217	–	–	﹤0.01%	2158
2026 Q1	$4.25K	Sell	217 -19,180	-99%	-$469K	﹤0.01%	2172
2025 Q4	$478K	Buy	19,397 +459	+2%	+$11.8K	﹤0.01%	912
2025 Q3	$505K	Buy	+18,938	New	+$489K	﹤0.01%	937
2024 Q4	–	Sell	-16,169	Closed	-$785K	–	1107
2024 Q3	$785K	Buy	+16,169	New	+$710K	﹤0.01%	729
2024 Q2	–	Sell	-17,428	Closed	-$765K	–	1169
2024 Q1	$765K	Hold	17,428	–	–	﹤0.01%	766
2023 Q4	$1.08M	Sell	17,428 -10,015	-36%	-$526K	﹤0.01%	653
2023 Q3	$1.26M	Buy	27,443 +358	+1%	+$19.5K	0.01%	563
2023 Q2	$1.56M	Buy	27,085 +610	+2%	+$27K	0.01%	545
2023 Q1	$993K	Buy	26,475 +16,475	+165%	+$540K	﹤0.01%	673
2022 Q4	$280K	Sell	10,000 -1,755	-15%	-$51K	﹤0.01%	1055
2022 Q3	$330K	Hold	11,755	–	–	﹤0.01%	1046
2022 Q2	$409K	Buy	11,755 +6,120	+109%	+$218K	﹤0.01%	1040
2022 Q1	$202K	Buy	+5,635	New	+$160K	﹤0.01%	1357
2016 Q4	–	Sell	-14,105	Closed	-$268K	–	1159
2016 Q3	$268K	Buy	14,105 +520	+4%	+$9.44K	﹤0.01%	1085
2016 Q2	$219K	Sell	13,585 -1,450	-10%	-$20.5K	﹤0.01%	1134
2016 Q1	$180K	Buy	+15,035	New	+$177K	﹤0.01%	1069

Other funds holding AMPH

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Los Angeles Capital Management's AMPH Position: Q2 2026 in Review

Los Angeles Capital Management held its Amphastar Pharmaceuticals (AMPH) position steady in Q2 2026 at 217 shares worth $4.38K. The position accounts for ﹤0.01% of the portfolio, ranked #2158.

Los Angeles Capital Management first reported a position in AMPH in Q1 2016 and has held it in 17 quarters since. The position peaked at $1.56M in Q2 2023. 211 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.

Los Angeles Capital Management held 217 shares of Amphastar Pharmaceuticals worth $4.38K as of Q2 2026.
Los Angeles Capital Management left its Amphastar Pharmaceuticals share count unchanged in Q2 2026.
Amphastar Pharmaceuticals made up ﹤0.01% of Los Angeles Capital Management's portfolio in Q2 2026, its #2158 holding.
Los Angeles Capital Management first reported a position in Amphastar Pharmaceuticals in Q1 2016 and has held it in 17 quarters since.
Los Angeles Capital Management's Amphastar Pharmaceuticals position peaked at $1.56M in Q2 2023.
211 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.

Based on Los Angeles Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.