RG
AMPH icon

Renaissance Group’s Amphastar Pharmaceuticals AMPH Stock Holding History

Renaissance Group’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
Q1 		– Sell
-99,572
Closed -$3.7M – 243
2024
Q4 		$3.7M Buy
99,572
+29,696
+42% +$1.36M 0.15% 120
2024
Q3 		$3.39M Buy
69,876
+4,858
+7% +$213K 0.14% 118
2024
Q2 		$2.6M Buy
65,018
+5,616
+9% +$233K 0.1% 171
2024
Q1 		$2.61M Buy
59,402
+10,983
+23% +$567K 0.1% 167
2023
Q4 		$3.01M Buy
48,419
+2,923
+6% +$154K 0.12% 118
2023
Q3 		$2.09M Buy
45,496
+887
+2% +$48.4K 0.1% 145
2023
Q2 		$2.56M Sell
44,609
-2,250
-5% -$99.7K 0.11% 113
2023
Q1 		$1.76M Buy
46,859
+2,263
+5% +$74.2K 0.08% 146
2022
Q4 		$1.25M Buy
44,596
+232
+0.5% +$6.74K 0.06% 183
2022
Q3 		$1.25M Buy
44,364
+1,425
+3% +$46.5K 0.07% 164
2022
Q2 		$1.49M Sell
42,939
-5,894
-12% -$210K 0.08% 120
2022
Q1 		$1.75M Sell
48,833
-14,726
-23% -$418K 0.08% 118
2021
Q4 		$1.48M Buy
63,559
+2,740
+5% +$56K 0.06% 134
2021
Q3 		$1.16M Sell
60,819
-1,008
-2% -$19.7K 0.05% 151
2021
Q2 		$1.25M Buy
+61,827
New +$1.16M 0.05% 139

Other funds holding AMPH

BlackRock
BlackRock New York $6.73T AUM 46.02% 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 $115B AUM 41.58% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 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
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

Renaissance Group's AMPH Position: Q1 2025 in Review

Renaissance Group sold out of Amphastar Pharmaceuticals (AMPH) in Q1 2025, closing a stake of 99,572 shares — an estimated $3.7M sold.

Renaissance Group first reported a position in AMPH in Q2 2021 and held it in 15 quarters. The position peaked at $3.7M in Q4 2024. 241 funds tracked by Wall St. Rank hold AMPH as of Q1 2025.

  • Renaissance Group reported no remaining Amphastar Pharmaceuticals position as of Q1 2025 after selling out during the quarter.
  • Renaissance Group sold 99,572 Amphastar Pharmaceuticals shares in Q1 2025, an estimated $3.7M.
  • Renaissance Group first reported a position in Amphastar Pharmaceuticals in Q2 2021 and held it in 15 quarters.
  • Renaissance Group's Amphastar Pharmaceuticals position peaked at $3.7M in Q4 2024.
  • 241 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q1 2025.

Based on Renaissance Group's 13F filing for Q1 2025, filed 13 May 2025.