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  • COST vs ENPH✓SelectedUSD · ENPHCOST vs ENPH performance historyLatest closeAs of-0.61%09/08
Stock and ETF performance explorer

COST vs ENPH

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
-9.2%
ENPH return
-1.8%
Excess return
-7.4%
Maximum drawdown
-16.7%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 6mo.

Portfolio and benchmark returns by period
PeriodPortfolioENPHExcessAlpha
1D-0.6%+6.8%-7.4%-0.2%
7D-3.2%+9.3%-12.4%-2.7%
30D-4.0%-7.3%+3.3%-4.3%
3M-6.5%-31.7%+25.3%-7.4%
All-9.2%-1.8%-7.4%-10.1%

Cumulative growth

Daily Returns

Daily percentage return beside ENPH.

Daily Out/Under-Performance

Portfolio return minus ENPH return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × ENPH 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 ENPH 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