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Tiemann Investment Advisors’s Amphastar Pharmaceuticals AMPH Stock Holding History

Tiemann Investment Advisors’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
Q2 		– Sell
-6,962
Closed -$202K – 200
2025
Q1 		$202K Hold
6,962
– – 0.09% 185
2024
Q4 		$258K Buy
+6,962
New +$318K 0.11% 156

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
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
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Tiemann Investment Advisors's AMPH Position: Q2 2025 in Review

Tiemann Investment Advisors sold out of Amphastar Pharmaceuticals (AMPH) in Q2 2025, closing a stake of 6,962 shares — an estimated $202K sold.

Tiemann Investment Advisors first reported a position in AMPH in Q4 2024 and held it in 2 quarters. The position peaked at $258K in Q4 2024. 245 funds tracked by Wall St. Rank hold AMPH as of Q2 2025.

  • Tiemann Investment Advisors reported no remaining Amphastar Pharmaceuticals position as of Q2 2025 after selling out during the quarter.
  • Tiemann Investment Advisors sold 6,962 Amphastar Pharmaceuticals shares in Q2 2025, an estimated $202K.
  • Tiemann Investment Advisors first reported a position in Amphastar Pharmaceuticals in Q4 2024 and held it in 2 quarters.
  • Tiemann Investment Advisors's Amphastar Pharmaceuticals position peaked at $258K in Q4 2024.
  • 245 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2025.

Based on Tiemann Investment Advisors's 13F filing for Q2 2025, filed 8 Aug 2025.