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Allworth Financial’s Amphastar Pharmaceuticals AMPH Stock Holding History

Allworth Financial’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 		$11.4K Buy
563
+520
+1,209% +$10.5K ﹤0.01% 3628
2026
Q1 		$843 Sell
43
-1,443
-97% -$35.3K ﹤0.01% 4618
2025
Q4 		$39.8K Buy
1,486
+11
+0.7% +$283 ﹤0.01% 2343
2025
Q3 		$39.3K Sell
1,475
-70
-5% -$1.81K ﹤0.01% 2269
2025
Q2 		$35.5K Sell
1,545
-21
-1% -$521 ﹤0.01% 2158
2025
Q1 		$37.7K Buy
1,566
+140
+10% +$4.47K ﹤0.01% 1696
2024
Q4 		$51.5K Hold
1,426
– – ﹤0.01% 1560
2024
Q3 		$69.2K Hold
1,426
– – ﹤0.01% 1250
2024
Q2 		$56.5K Hold
1,426
– – ﹤0.01% 1326
2024
Q1 		$62.6K Sell
1,426
-44
-3% -$2.27K ﹤0.01% 1212
2023
Q4 		$90.9K Buy
1,470
+41
+3% +$2.15K ﹤0.01% 980
2023
Q3 		$65.7K Buy
1,429
+15
+1% +$818 ﹤0.01% 1029
2023
Q2 		$81.3K Hold
1,414
– – ﹤0.01% 963
2023
Q1 		$53K Buy
1,414
+31
+2% +$1.02K ﹤0.01% 1050
2022
Q4 		$38.8K Sell
1,383
-490
-26% -$14.2K ﹤0.01% 1111
2022
Q3 		$53K Buy
1,873
+26
+1% +$849 ﹤0.01% 938
2022
Q2 		$64K Hold
1,847
– – ﹤0.01% 826
2022
Q1 		$66K Buy
1,847
+57
+3% +$1.62K ﹤0.01% 818
2021
Q4 		$42K Buy
+1,790
New +$36.6K ﹤0.01% 887

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 $3.38T AUM 44.17% 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

Allworth Financial's AMPH Position: Q2 2026 in Review

Allworth Financial increased its Amphastar Pharmaceuticals (AMPH) stake by 1,209% in Q2 2026, buying an estimated $10.5K and bringing the position to 563 shares worth $11.4K. The position accounts for ﹤0.01% of the portfolio, ranked #3628.

Allworth Financial first reported a position in AMPH in Q4 2021 and has held it in 19 quarters since. The position peaked at $90.9K in Q4 2023. 211 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.

  • Allworth Financial held 563 shares of Amphastar Pharmaceuticals worth $11.4K as of Q2 2026.
  • Allworth Financial bought 520 Amphastar Pharmaceuticals shares in Q2 2026, an estimated $10.5K.
  • Amphastar Pharmaceuticals made up ﹤0.01% of Allworth Financial's portfolio in Q2 2026, its #3628 holding.
  • Allworth Financial first reported a position in Amphastar Pharmaceuticals in Q4 2021 and has held it in 19 quarters since.
  • Allworth Financial's Amphastar Pharmaceuticals position peaked at $90.9K in Q4 2023.
  • 211 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.

Based on Allworth Financial's 13F filing for Q2 2026, filed 11 Aug 2026.