iShares MSCI Austria ETF (EWO US) - Portfolio Construction Methodology

Core Insights - The iShares MSCI Austria ETF (EWO US) is designed to track the MSCI Austria IMI 25/50 Index, which encompasses nearly the entire investable Austrian equity market, covering approximately 99% of free float market capitalization [1] Group 1: Index Construction - The MSCI Austria IMI 25/50 Index includes large, mid, and small-cap stocks, adhering to US RIC concentration limits [1] - Eligible Austrian listings and ADR/GDRs must meet specific MSCI developed-market investability criteria, including a 12-month and 3-month Average Trading Volume Ratio (ATVR) of at least 20%, trading frequency of 90% or more, and a free float of at least 0.15 [1] - Companies are ranked based on free float market capitalization, with the standard segment capturing the top 85% and the small-cap segment extending coverage to 99%, both reviewed quarterly [1] Group 2: Weighting Methodology - An optimizer caps any issuer's weight at 22.5%, ensuring that ongoing weights remain at or below 25% [1] - The aggregate weight of issuers exceeding 4.5% is constrained to a maximum of 45% to maintain balance within Austria's concentrated market structure [1]