Quadrature Capital’s Amphastar Pharmaceuticals AMPH Stock Holding History
Bought
Maintained
Sold
Other funds holding AMPH
Quadrature Capital's AMPH Position: Q2 2026 in Review
Quadrature Capital reduced its Amphastar Pharmaceuticals (AMPH) stake by 20% in Q2 2026, selling an estimated $124K and leaving 24,428 shares worth $493K. The position accounts for ﹤0.01% of the portfolio, ranked #1012.
Quadrature Capital first reported a position in AMPH in Q1 2026 and has held it in 2 quarters since. The position peaked at $599K in Q1 2026. 211 funds tracked by Wall St. Rank hold AMPH as of Q2 2026.
- Quadrature Capital held 24,428 shares of Amphastar Pharmaceuticals worth $493K as of Q2 2026.
- Quadrature Capital sold 6,133 Amphastar Pharmaceuticals shares in Q2 2026, an estimated $124K.
- Amphastar Pharmaceuticals made up ﹤0.01% of Quadrature Capital's portfolio in Q2 2026, its #1012 holding.
- Quadrature Capital first reported a position in Amphastar Pharmaceuticals in Q1 2026 and has held it in 2 quarters since.
- Quadrature Capital's Amphastar Pharmaceuticals position peaked at $599K in Q1 2026.
- 211 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2026.
Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.