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Pinnacle Wealth Planning Services’s Amphastar Pharmaceuticals AMPH Stock Holding History

Pinnacle Wealth Planning Services’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
Q1 		$5.54K Sell
283
-1,332
-82% -$32.6K ﹤0.01% 2232
2025
Q4 		$43.3K Buy
+1,615
New +$41.6K ﹤0.01% 1299
2021
Q1 		– Sell
-230
Closed -$5K – 419
2020
Q4 		$5K Buy
+230
New +$4.48K ﹤0.01% 1634

Other funds holding AMPH

BlackRock
BlackRock New York $5.72T AUM 30.48% 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
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
TD Asset Management
TD Asset Management Toronto, Ontario, Canada $123B AUM 34.51% 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
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
BTW
Boston Trust Walden Boston, Massachusetts $12.2B AUM 12.45% 1-Year Est. Return

Pinnacle Wealth Planning Services's AMPH Position: Q1 2026 in Review

Pinnacle Wealth Planning Services reduced its Amphastar Pharmaceuticals (AMPH) stake by 82% in Q1 2026, selling an estimated $32.6K and leaving 283 shares worth $5.54K. The position accounts for ﹤0.01% of the portfolio, ranked #2232.

Pinnacle Wealth Planning Services first reported a position in AMPH in Q4 2020 and has held it in 3 quarters since. The position peaked at $43.3K in Q4 2025. 215 funds tracked by Wall St. Rank hold AMPH as of Q1 2026.

  • Pinnacle Wealth Planning Services held 283 shares of Amphastar Pharmaceuticals worth $5.54K as of Q1 2026.
  • Pinnacle Wealth Planning Services sold 1,332 Amphastar Pharmaceuticals shares in Q1 2026, an estimated $32.6K.
  • Amphastar Pharmaceuticals made up ﹤0.01% of Pinnacle Wealth Planning Services's portfolio in Q1 2026, its #2232 holding.
  • Pinnacle Wealth Planning Services first reported a position in Amphastar Pharmaceuticals in Q4 2020 and has held it in 3 quarters since.
  • Pinnacle Wealth Planning Services's Amphastar Pharmaceuticals position peaked at $43.3K in Q4 2025.
  • 215 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q1 2026.

Based on Pinnacle Wealth Planning Services's 13F filing for Q1 2026, filed 11 May 2026.