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Shaker Investments’s Amphastar Pharmaceuticals AMPH Stock Holding History

Shaker Investments’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
Q2 		– Sell
-8,475
Closed -$246K – 99
2025
Q1 		$246K Sell
8,475
-10,045
-54% -$321K 0.12% 87
2024
Q4 		$688K Sell
18,520
-16
-0.1% -$732 0.29% 66
2024
Q3 		$900K Sell
18,536
-9
-0% -$395 0.37% 69
2024
Q2 		$742K Sell
18,545
-30,645
-62% -$1.27M 0.32% 72
2024
Q1 		$2.16M Buy
49,190
+112
+0.2% +$5.78K 0.91% 44
2023
Q4 		$3.04M Buy
49,078
+28,283
+136% +$1.49M 1.42% 26
2023
Q3 		$956K Sell
20,795
-157
-0.7% -$8.56K 0.53% 57
2023
Q2 		$1.2M Sell
20,952
-61,301
-75% -$2.72M 0.61% 55
2023
Q1 		$3.08M Buy
82,253
+966
+1% +$31.7K 1.72% 17
2022
Q4 		$2.28M Buy
81,287
+888
+1% +$25.8K 1.41% 24
2022
Q3 		$2.26M Buy
80,399
+43,282
+117% +$1.41M 1.51% 24
2022
Q2 		$1.29M Buy
37,117
+3,323
+10% +$119K 0.82% 39
2022
Q1 		$1.21M Buy
+33,794
New +$958K 0.62% 47

Other funds holding AMPH

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
TD Asset Management
TD Asset Management Toronto, Ontario, Canada $123B AUM 34.51% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
EIP
Epoch Investment Partners New York $16.5B AUM 24.3% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Shaker Investments's AMPH Position: Q2 2025 in Review

Shaker Investments sold out of Amphastar Pharmaceuticals (AMPH) in Q2 2025, closing a stake of 8,475 shares — an estimated $246K sold.

Shaker Investments first reported a position in AMPH in Q1 2022 and held it in 13 quarters. The position peaked at $3.08M in Q1 2023. 245 funds tracked by Wall St. Rank hold AMPH as of Q2 2025.

  • Shaker Investments reported no remaining Amphastar Pharmaceuticals position as of Q2 2025 after selling out during the quarter.
  • Shaker Investments sold 8,475 Amphastar Pharmaceuticals shares in Q2 2025, an estimated $246K.
  • Shaker Investments first reported a position in Amphastar Pharmaceuticals in Q1 2022 and held it in 13 quarters.
  • Shaker Investments's Amphastar Pharmaceuticals position peaked at $3.08M in Q1 2023.
  • 245 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2025.

Based on Shaker Investments's 13F filing for Q2 2025, filed 31 Jul 2025.