iShares Biotechnology ETF (IBB)
134.67
+0.72
(+0.54%)
USD |
NASDAQ |
Dec 26, 16:00
134.71
+0.04
(+0.03%)
After-Hours: 20:00
IBB Alpha (3Y)
Alpha (3Y) Chart
Sep '18
Jan '19
May '19
285.00
270.00
255.00
240.00
Historical Data
Alpha Definition
Alpha measures the excess return that a security provides. Alpha can be measured by taking Risk Adjusted Security Return - Beta*(Risk Adjusted Market Return). This formula will return the outperformance that the security provides. Alpha is an important metric for active investing, where investors look for outperforming a particular benchmark.
Alpha (3Y) Range, Past 5 Years
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Median