cumsum

Cumulative sum

Syntax

newfts = cumsum(oldfts)

Description

newfts = cumsum(oldfts) calculates the cumulative sum of each individual time series data series in the financial time series object oldfts and returns the result in another financial time series object newfts. newfts contains the same data series names as oldfts.

Examples

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Compute the Cumulative Sum

This example shows how to compute the cumulative sum for Disney stock and plot the results.

load disney.mat
cs_dis = cumsum(fillts(dis));
plot(cs_dis)
title('Cumulative Sum for Disney')

See Also

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