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ValueShares International Quantitative Value ETF  
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Supplement [Text Block] ck0001592900_SupplementTextBlock
ValueShares International Quantitative Value ETF (IVAL)

(the “Fund”)

October 16, 2017

Supplement to the

Summary Prospectus dated February 21, 2017
Risk/Return [Heading] rr_RiskReturnHeading ValueShares International Quantitative Value ETF
Strategy Narrative [Text Block] rr_StrategyNarrativeTextBlock
Additionally, the section in the Summary Prospectus entitled “Principal Investment Strategies—The Index—Portfolio Construction” is deleted in its entirety and replaced with the following:

Portfolio
Construction
 
At the time of each reconstitution of the Index, each Index constituent is equally-weighted. The Index is reconstituted semi-annually in each May and November. The date of each subsequent reconstitution of the Index will be available on the Fund’s website at www.alphaarchitect.com/funds/contact at least one week prior to such date.

Please retain this Supplement with your Summary Prospectus for future reference.