Creative Planning’s Amphastar Pharmaceuticals AMPH Stock Holding History

Creative Planning’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 Q1	$321K	Sell	16,403 -35,261	-68%	-$863K	﹤0.01%	3372
2025 Q4	$1.38M	Sell	51,664 -3,451	-6%	-$88.9K	﹤0.01%	2021
2025 Q3	$1.47M	Buy	55,115 +12,495	+29%	+$323K	﹤0.01%	1782
2025 Q2	$979K	Buy	42,620 +22,493	+112%	+$558K	﹤0.01%	1862
2025 Q1	$583K	Buy	20,127 +20,114	+154,723%	+$642K	﹤0.01%	2145
2024 Q4	$483	Buy	+13	New	+$594	﹤0.01%	3565
2018 Q3	–	Sell	-80,948	Closed	-$1.24M	–	2076
2018 Q2	$1.24M	Hold	80,948	–	–	﹤0.01%	636
2018 Q1	$1.52M	Sell	80,948 -12,000	-13%	-$226K	0.01%	542
2017 Q4	$1.79M	Sell	92,948 -1,000	-1%	-$18.7K	0.01%	493
2017 Q3	$1.68M	Hold	93,948	–	–	0.01%	518
2017 Q2	$1.68M	Sell	93,948 -2,000	-2%	-$31.7K	0.01%	492
2017 Q1	$1.39M	Hold	95,948	–	–	0.01%	551
2016 Q4	$1.77M	Sell	95,948 -206	-0.2%	-$4.01K	0.01%	439
2016 Q3	$1.82M	Buy	96,154 +70,206	+271%	+$1.27M	0.01%	399
2016 Q2	$418K	Hold	25,948	–	–	﹤0.01%	863
2016 Q1	$311K	Buy	+25,948	New	+$306K	﹤0.01%	975

Other funds holding AMPH

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

TD Asset Management Toronto, Ontario, Canada $123B AUM 34.51% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $12.2B AUM 12.45% 1-Year Est. Return

Creative Planning's AMPH Position: Q1 2026 in Review

Creative Planning reduced its Amphastar Pharmaceuticals (AMPH) stake by 68% in Q1 2026, selling an estimated $863K and leaving 16,403 shares worth $321K. The position accounts for ﹤0.01% of the portfolio, ranked #3372.

Creative Planning first reported a position in AMPH in Q1 2016 and has held it in 16 quarters since. The position peaked at $1.82M in Q3 2016. 215 funds tracked by Wall St. Rank hold AMPH as of Q1 2026.

Creative Planning held 16,403 shares of Amphastar Pharmaceuticals worth $321K as of Q1 2026.
Creative Planning sold 35,261 Amphastar Pharmaceuticals shares in Q1 2026, an estimated $863K.
Amphastar Pharmaceuticals made up ﹤0.01% of Creative Planning's portfolio in Q1 2026, its #3372 holding.
Creative Planning first reported a position in Amphastar Pharmaceuticals in Q1 2016 and has held it in 16 quarters since.
Creative Planning's Amphastar Pharmaceuticals position peaked at $1.82M in Q3 2016.
215 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q1 2026.

Based on Creative Planning's 13F filing for Q1 2026, filed 12 May 2026.