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Legacy Wealth Management (Idaho)’s Amphastar Pharmaceuticals AMPH Stock Holding History

Legacy Wealth Management (Idaho)’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 		– Sell
-21
Closed -$412 – 228
2026
Q1 		$412 Sell
21
-38
-64% -$930 ﹤0.01% 952
2025
Q4 		$1.58K Buy
59
+49
+490% +$1.26K ﹤0.01% 697
2025
Q3 		$267 Hold
10
– – ﹤0.01% 724
2025
Q2 		$230 Hold
10
– – ﹤0.01% 699
2025
Q1 		$290 Hold
10
– – ﹤0.01% 744
2024
Q4 		$324 Hold
10
– – ﹤0.01% 692
2024
Q3 		$455 Buy
+10
New +$439 ﹤0.01% 620

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

Legacy Wealth Management (Idaho)'s AMPH Position: Q2 2026 in Review

Legacy Wealth Management (Idaho) sold out of Amphastar Pharmaceuticals (AMPH) in Q2 2026, closing a stake of 21 shares — an estimated $412 sold.

Legacy Wealth Management (Idaho) first reported a position in AMPH in Q3 2024 and held it in 7 quarters. The position peaked at $1.58K in Q4 2025. 210 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.

  • Legacy Wealth Management (Idaho) reported no remaining Amphastar Pharmaceuticals position as of Q2 2026 after selling out during the quarter.
  • Legacy Wealth Management (Idaho) sold 21 Amphastar Pharmaceuticals shares in Q2 2026, an estimated $412.
  • Legacy Wealth Management (Idaho) first reported a position in Amphastar Pharmaceuticals in Q3 2024 and held it in 7 quarters.
  • Legacy Wealth Management (Idaho)'s Amphastar Pharmaceuticals position peaked at $1.58K in Q4 2025.
  • 210 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.

Based on Legacy Wealth Management (Idaho)'s 13F filing for Q2 2026, filed 13 Aug 2026.