Cross-fund · 4 holders
AMPH
AMPHASTAR PHARMACEUTICALS IN
CUSIP 03209R103
4
Tracked holders
$185.0M
Aggregate value
8,486,314
Shares
4
Active funds
Funds holding AMPH
| Fund | Strategy | Period | Value | % of book | Δ shares | Status |
|---|---|---|---|---|---|---|
| BlackRock | Institutional | Q1 2026 | $106.2M | — | -40,672 | -0.7% |
| Vanguard | Institutional | Q4 2025 | $69.8M | — | -22,882 | -0.9% |
| Millennium | Multi-Strategy | Q1 2026 | $7.3M | — | +80,700 | +27.8% |
| Citadel | Multi-Strategy | Q1 2026 | $1.7M | — | -155,584 | -64.6% |
Aggregated from the latest 13F-HR per tracked fund (longs only). QoQ deltas compare against each fund's prior quarterly filing.