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Caitong International Asset Management’s Amphastar Pharmaceuticals AMPH Stock Holding History

Caitong International Asset Management’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
Q4 		– Sell
-3
Closed -$80 – 1869
2025
Q3 		$80 Sell
3
-369
-99% -$9.53K ﹤0.01% 1772
2025
Q2 		$8.54K Buy
372
+249
+202% +$6.18K 0.01% 785
2025
Q1 		$3.57K Sell
123
-481
-80% -$15.4K ﹤0.01% 1119
2024
Q4 		$22.4K Buy
+604
New +$27.6K 0.02% 759

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
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
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Caitong International Asset Management's AMPH Position: Q4 2025 in Review

Caitong International Asset Management sold out of Amphastar Pharmaceuticals (AMPH) in Q4 2025, closing a stake of 3 shares — an estimated $80 sold.

Caitong International Asset Management first reported a position in AMPH in Q4 2024 and held it in 4 quarters. The position peaked at $22.4K in Q4 2024. 235 funds tracked by Wall St. Rank hold AMPH as of Q4 2025.

  • Caitong International Asset Management reported no remaining Amphastar Pharmaceuticals position as of Q4 2025 after selling out during the quarter.
  • Caitong International Asset Management sold 3 Amphastar Pharmaceuticals shares in Q4 2025, an estimated $80.
  • Caitong International Asset Management first reported a position in Amphastar Pharmaceuticals in Q4 2024 and held it in 4 quarters.
  • Caitong International Asset Management's Amphastar Pharmaceuticals position peaked at $22.4K in Q4 2024.
  • 235 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q4 2025.

Based on Caitong International Asset Management's 13F filing for Q4 2025, filed 13 Feb 2026.