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  • WDC vs ROK✓SelectedUSD · ROKWDC vs ROK performance historyLatest closeAs of+5.86%09/04
Stock and ETF performance explorer

WDC vs ROK

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+78.4%
ROK return
+19.8%
Excess return
+58.6%
Maximum drawdown
-41.8%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 6mo.

Portfolio and benchmark returns by period
PeriodPortfolioROKExcessAlpha
1D+5.9%+1.3%+4.6%+4.5%
7D+1.7%+0.7%+1.1%+1.0%
30D-10.0%-3.3%-6.6%-6.4%
3M-18.8%-5.9%-12.9%-12.8%
All+78.4%+19.8%+58.6%+52.8%

Cumulative growth

Daily Returns

Daily percentage return beside ROK.

Daily Out/Under-Performance

Portfolio return minus ROK return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × ROK return. Early observations use the first valid beta; later observations use the trailing beta estimated for each date.

Cumulative Out/Under-Performance

Relative wealth over 6mo: compounded portfolio wealth divided by compounded ROK wealth, less one. Both series rebase at the selected span's start.

Cumulative Alpha

Compounded beta-adjusted residual returns apply the first valid beta to early observations, then the trailing beta ending on each date.

Updating return analytics…

6mo analysis · Full analysis span regression · 6 months rolling