EF
AMPH icon

Empowered Funds’s Amphastar Pharmaceuticals AMPH Stock Holding History

Empowered Funds’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 		$3.29M Sell
162,812
-18,520
-10% -$374K 0.02% 914
2026
Q1 		$3.55M Buy
181,332
+15,425
+9% +$377K 0.02% 798
2025
Q4 		$4.44M Buy
165,907
+16,112
+11% +$415K 0.08% 279
2025
Q3 		$3.99M Buy
149,795
+64,683
+76% +$1.67M 0.04% 572
2025
Q2 		$1.95M Buy
+85,112
New +$2.11M 0.02% 830
2023
Q4 		– Sell
-18,445
Closed -$848K – 1257
2023
Q3 		$848K Buy
18,445
+926
+5% +$50.5K 0.03% 723
2023
Q2 		$1.01M Buy
+17,519
New +$777K 0.04% 609

Other funds holding AMPH

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Empowered Funds's AMPH Position: Q2 2026 in Review

Empowered Funds reduced its Amphastar Pharmaceuticals (AMPH) stake by 10% in Q2 2026, selling an estimated $374K and leaving 162,812 shares worth $3.29M. The position accounts for 0.02% of the portfolio, ranked #914.

Empowered Funds first reported a position in AMPH in Q2 2023 and has held it in 7 quarters since. The position peaked at $4.44M in Q4 2025. 212 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.

  • Empowered Funds held 162,812 shares of Amphastar Pharmaceuticals worth $3.29M as of Q2 2026.
  • Empowered Funds sold 18,520 Amphastar Pharmaceuticals shares in Q2 2026, an estimated $374K.
  • Amphastar Pharmaceuticals made up 0.02% of Empowered Funds's portfolio in Q2 2026, its #914 holding.
  • Empowered Funds first reported a position in Amphastar Pharmaceuticals in Q2 2023 and has held it in 7 quarters since.
  • Empowered Funds's Amphastar Pharmaceuticals position peaked at $4.44M in Q4 2025.
  • 212 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.

Based on Empowered Funds's 13F filing for Q2 2026, filed 17 Aug 2026.