Cross-fund · 4 holders
PBYI
PUMA BIOTECHNOLOGY INC
CUSIP 74587V107
4
Tracked holders
$55.2M
Aggregate value
8,904,178
Shares
4
Active funds
Funds holding PBYI
| Fund | Strategy | Period | Value | % of book | Δ shares | Status |
|---|---|---|---|---|---|---|
| BlackRock | Institutional | Q1 2026 | $23.0M | — | -43,636 | -1.2% |
| Vanguard | Institutional | Q4 2025 | $22.6M | — | +106,028 | +2.9% |
| Millennium | Multi-Strategy | Q1 2026 | $9.4M | — | +1,460,905 | +8793.2% |
| Citadel | Multi-Strategy | Q1 2026 | $191,438 | — | -147,511 | -83.1% |
Aggregated from the latest 13F-HR per tracked fund (longs only). QoQ deltas compare against each fund's prior quarterly filing.