Fund exposure record
IBB
iShares Biotechnology ETF
BlackRock · Biotechnology
Reported positions
228
Rows in current dataset
Holdings coverage
99.4%
high confidence
Holdings snapshot
2025-12-16
Retrieved 2025-12-16
Latest price
2026-08-21
Adjusted-close observation
YTD
+26.65%
1 year
+54.30%
3Y annualized
+19.17%
5Y annualized
+5.30%
Volatility
+23.22%
Max drawdown
-39.82%
Price Performance
Historical price comparison over 3M
IBB Return
+21.36%
SPY Return
+9.68%
Winner
IBB
+11.68%
Max Drawdown
IBB: -7.2%
SPY: -4.5%
IBB Volatility (annualized)24.23%
SPY Volatility (annualized)12.83%
Adjusted-close observations. Historical period is limited to available common dates.
Largest reported holdings
| Symbol | Name | Reported weight |
|---|---|---|
| VRTX | VRTX | 7.36% |
| AMGN | AMGN | 7.27% |
| GILD | GILD | 6.99% |
| REGN | REGN | 6.07% |
| ALNY | ALNY | 4.56% |
| INSM | INSM | 3.43% |
| ARGX | ARGX | 3.28% |
| IQV | IQV | 3.18% |
| NTRA | NTRA | 2.67% |
| MTD | MTD | 2.39% |
| BIIB | BIIB | 2.23% |
| WAT | WAT | 1.97% |
| UTHR | UTHR | 1.77% |
| ONC | ONC | 1.72% |
| ILMN | ILMN | 1.61% |
| INCY | INCY | 1.58% |
| NBIX | NBIX | 1.26% |
| GMAB | GMAB | 1.22% |
| RVMD | RVMD | 1.10% |
| IONS | IONS | 1.09% |
Classified reported exposure
21.6% of fund weight maps to the current sector dictionary.
Unclassified77.8%
Healthcare21.6%
Risk calculation details
- Sharpe ratio
- 0.20
- Sortino ratio
- 0.20
- Beta vs SPY
- 0.89
- CAPM alpha
- -5.21%
Calculated from date-aligned daily adjusted-close returns with a 4% annual risk-free assumption. Descriptive, not predictive.