Acropolis Investment Management, LLC has filed a Form 13F-HR with the U.S. Securities and Exchange Commission, disclosing the firm's equity portfolio as of September 30, 2026. The filing, signed by Compliance Manager Bob Fleming on October 8, 2026, lists 379 distinct equity securities held by the firm.

The portfolio is heavily weighted toward exchange-traded funds (ETFs) and index funds, with the Vanguard S&P 500 ETF Trust (VOO) holding the largest position. According to the filing, Acropolis holds 564,743 shares of VOO, valued at approximately $395.8 million. Other major index funds held include the Dimensional ETF Trust Core Fixed Income ETF and the Vanguard Tax-Managed Funds FTSE Developed Markets ETF, with positions of 4,323,310 and 2,212,542 shares, respectively.

Among individual common stocks, Apple Inc. is the largest holding, with 91,423 shares. Microsoft Corporation follows with 37,814 shares, and NVIDIA Corporation holds 50,537 shares. Other notable individual stock positions include Alphabet Inc. Class A (31,912 shares), Johnson & Johnson (19,823 shares), and Walmart Inc. (99,274 shares).

The filing also includes a variety of sector-specific ETFs, such as the iShares Core S&P Small Cap ETF, the iShares Core S&P Mid Cap ETF, and the iShares Core S&P 500 ETF. International exposure is represented by funds like the Vanguard International Equity Index Fund FTSE Emerging Markets ETF and the iShares Core MSCI EAFE ETF.