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  • COST vs ROKU✓SelectedUSD · ROKUCOST vs ROKU performance historyLatest closeAs of+2.67%11/04
Stock and ETF performance explorer

COST vs ROKU

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+11.9%
ROKU return
+53.8%
Excess return
-41.9%
Maximum drawdown
-18.2%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 1y.

Portfolio and benchmark returns by period
PeriodPortfolioROKUExcessAlpha
1D+2.7%+1.5%+1.2%+2.7%
7D+6.6%+4.8%+1.9%+6.6%
30D+13.5%+6.1%+7.4%+13.5%
3M+10.6%+10.5%+0.1%+10.6%
6M+3.6%+29.2%-25.5%+3.9%
YTD+22.1%+50.0%-28.0%+22.5%
1Y+11.9%+53.4%-41.5%+13.0%
All+11.9%+53.8%-41.9%+13.0%

Cumulative growth

Daily Returns

Daily percentage return beside ROKU.

Daily Out/Under-Performance

Portfolio return minus ROKU return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × ROKU 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 1y: compounded portfolio wealth divided by compounded ROKU 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…

1y analysis · Full analysis span regression · 6 months rolling