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Wolverine Asset Management’s Amphastar Pharmaceuticals AMPH Stock Holding History

Wolverine 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
-700
Closed -$18.7K – 1665
2025
Q3 		$18.7K Buy
700
+400
+133% +$10.3K ﹤0.01% 1301
2025
Q2 		$6.89K Buy
+300
New +$7.45K ﹤0.01% 1414

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
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 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

Wolverine Asset Management's AMPH Position: Q4 2025 in Review

Wolverine Asset Management sold out of Amphastar Pharmaceuticals (AMPH) in Q4 2025, closing a stake of 4,743 shares — an estimated $126K sold.

Wolverine Asset Management first reported a position in AMPH in Q3 2025 and held it in 1 quarter. The position peaked at $126K in Q3 2025. 235 funds tracked by Wall St. Rank hold AMPH as of Q4 2025.

  • Wolverine Asset Management reported no remaining Amphastar Pharmaceuticals position as of Q4 2025 after selling out during the quarter.
  • Wolverine Asset Management sold 4,743 Amphastar Pharmaceuticals shares in Q4 2025, an estimated $126K.
  • Wolverine Asset Management first reported a position in Amphastar Pharmaceuticals in Q3 2025 and held it in 1 quarter.
  • Wolverine Asset Management's Amphastar Pharmaceuticals position peaked at $126K in Q3 2025.
  • 235 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q4 2025.

Based on Wolverine Asset Management's 13F filing for Q4 2025, filed 2 Feb 2026.