ETF PRO AIAugust 20, 2026
IBB iShares Biotechnology ETF
Fund tearsheet · data as of the latest session · August 20, 2026
ONE YEAR OF DAILY CLOSES
0.45%expense ratio
$10.2Bfund assets
+28.4%return, YTD
+57.3%return, 1 year
+$97Mnet flow, 1 month
+$1.5Bnet flow, 1 year
21.4%realized volatility, 1y
-9.7%worst drawdown, 1y
Top ten holdings
| 1 | AMGN AMGEN | 8.56% |
| 2 | VRTX VERTEX PHARMACEUTICALS | 7.92% |
| 3 | GILD GILEAD SCIENCES | 7.11% |
| 4 | REGN REGENERON PHARMACEUTICALS | 5.99% |
| 5 | MRNA MODERNA | 1.72% |
| 6 | ARGX ARGENX SE | 3.78% |
| 7 | NTRA NATERA | 3.16% |
| 8 | RVMD REVOLUTION MEDICINES | 2.97% |
| 9 | BIIB BIOGEN | 2.25% |
| 10 | ALNY ALNYLAM PHARMACEUTICALS | 2.20% |
PREPARED WITH ETF PRO AI · PRIMARY MARKET DATA · INFORMATIONAL ONLY — NOT AN OFFER, RECOMMENDATION, OR INVESTMENT ADVICE · PAST PERFORMANCE DOES NOT GUARANTEE FUTURE RESULTS