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  • COST vs BLK✓SelectedUSD · BLKCOST vs BLK performance historyLatest closeAs of+0.26%09/11
Stock and ETF performance explorer

COST vs BLK

vs
1w1mo3mo6mo1y3y5y10yallcustom
Portfolio return
+606.1%
BLK return
+283.5%
Excess return
+322.6%
Maximum drawdown
-31.4%

Performance

Returns, benchmark comparison, and relative performance.

Performance by timeframe

Returns for 10y.

Portfolio and benchmark returns by period
PeriodPortfolioBLKExcessAlpha
1D+0.3%+1.6%-1.4%-0.3%
7D-1.2%-3.3%+2.1%-0.1%
30D-4.7%-6.5%+1.8%-2.6%
3M-7.1%+6.7%-13.9%-9.5%
6M-8.5%+14.7%-23.3%-13.5%
YTD+5.4%+2.5%+2.9%+3.1%
1Y-5.6%-2.8%-2.9%-6.1%
3Y+68.5%+65.9%+2.6%+35.0%
5Y+105.2%+33.0%+72.3%+74.1%
All+606.1%+283.5%+322.6%+328.6%

Cumulative growth

Daily Returns

Daily percentage return beside BLK.

Daily Out/Under-Performance

Portfolio return minus BLK return. Positive bars indicate outperformance.

Daily Alpha

Portfolio daily return minus β × BLK 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 10y: compounded portfolio wealth divided by compounded BLK 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…

10y analysis · Full analysis span regression · 6 months rolling