Jackson Creek Investment Advisors’s Amphastar Pharmaceuticals AMPH Stock Holding History

Jackson Creek Investment Advisors’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
2025 Q4	–	Sell	-14,743	Closed	-$393K	–	293
2025 Q3	$393K	Buy	+14,743	New	+$381K	0.11%	239
2024 Q1	–	Sell	-16,618	Closed	-$1.03M	–	301
2023 Q4	$1.03M	Sell	16,618 -2	-0%	-$105	0.39%	100
2023 Q3	$764K	Sell	16,620 -10,138	-38%	-$553K	0.32%	171
2023 Q2	$1.54M	Buy	26,758 +881	+3%	+$39.1K	0.61%	11
2023 Q1	$970K	Buy	+25,877	New	+$848K	0.41%	64
2022 Q4	–	Sell	-27,577	Closed	-$775K	–	299
2022 Q3	$775K	Sell	27,577 -1,260	-4%	-$41.1K	0.36%	146
2022 Q2	$1.08M	Sell	28,837 -20,977	-42%	-$749K	0.44%	53
2022 Q1	$1.79M	Buy	+49,814	New	+$1.41M	0.65%	7
2020 Q4	–	Sell	-36,590	Closed	-$686K	–	301
2020 Q3	$686K	Buy	+36,590	New	+$737K	0.31%	179

Other funds holding AMPH

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

TD Asset Management Toronto, Ontario, Canada $115B AUM 41.58% 1-Year Est. Return

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

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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

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

EIP

Epoch Investment Partners New York $17.6B AUM 34.17% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

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

Jackson Creek Investment Advisors's AMPH Position: Q4 2025 in Review

Jackson Creek Investment Advisors sold out of Amphastar Pharmaceuticals (AMPH) in Q4 2025, closing a stake of 14,743 shares — an estimated $393K sold.

Jackson Creek Investment Advisors first reported a position in AMPH in Q3 2020 and held it in 9 quarters. The position peaked at $1.79M in Q1 2022. 235 funds tracked by Wall St. Rank hold AMPH as of Q4 2025.

Jackson Creek Investment Advisors reported no remaining Amphastar Pharmaceuticals position as of Q4 2025 after selling out during the quarter.
Jackson Creek Investment Advisors sold 14,743 Amphastar Pharmaceuticals shares in Q4 2025, an estimated $393K.
Jackson Creek Investment Advisors first reported a position in Amphastar Pharmaceuticals in Q3 2020 and held it in 9 quarters.
Jackson Creek Investment Advisors's Amphastar Pharmaceuticals position peaked at $1.79M in Q1 2022.
235 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q4 2025.

Based on Jackson Creek Investment Advisors's 13F filing for Q4 2025, filed 9 Feb 2026.