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  • COST vs BA✓SelectedUSD · BACOST vs BA performance historyLatest closeAs of-1.13%11/06
Stock and ETF performance explorer

COST vs BA

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+120.6%
BA return
-23.0%
Excess return
+143.7%
Maximum drawdown
-31.4%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 5y.

Portfolio and benchmark returns by period
PeriodPortfolioBAExcessAlpha
1D-1.1%+0.5%-1.7%-1.2%
7D+4.1%+1.1%+3.0%+3.9%
30D+12.0%-7.9%+19.9%+13.3%
3M+11.2%-25.3%+36.5%+16.4%
6M+6.1%-24.6%+30.7%+10.5%
YTD+22.9%-20.1%+43.0%+26.3%
1Y+14.7%-11.8%+26.5%+15.6%
3Y+92.3%-10.1%+102.5%+87.7%
All+120.6%-23.0%+143.7%+103.2%

Cumulative growth

Daily Returns

Daily percentage return beside BA.

Daily Out/Under-Performance

Portfolio return minus BA return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × BA 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 5y: compounded portfolio wealth divided by compounded BA 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…

5y analysis · Full analysis span regression · 6 months rolling