Amphastar Pharmaceuticals, Inc. — Institutional Ownership

Which tracked institutions hold AMPH, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.

2
Funds holding
$229851
Total value held
Buying
2 added/new · 0 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Allstate Corp $229104 11353 +11353 NEW BUY
2 Zions Bancorporation, National Association /Ut/ $747 37 +37 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.