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  • COST vs ATI✓SelectedUSD · ATICOST vs ATI performance historyLatest closeAs of-1.04%09/04
Stock and ETF performance explorer

COST vs ATI

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
-5.7%
ATI return
+18.9%
Excess return
-24.5%
Maximum drawdown
-7.5%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 3mo.

Portfolio and benchmark returns by period
PeriodPortfolioATIExcessAlpha
1D-1.0%+3.0%-4.0%-0.6%
7D-3.1%-0.1%-3.1%-3.1%
30D-2.8%+2.7%-5.5%-2.2%
3M-5.7%+16.3%-22.0%-2.3%
All-5.7%+18.9%-24.5%-2.3%

Cumulative growth

Daily Returns

Daily percentage return beside ATI.

Daily Out/Under-Performance

Portfolio return minus ATI return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × ATI 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 3mo: compounded portfolio wealth divided by compounded ATI 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…

3mo analysis · Full analysis span regression · Available span rolling