Vanguard Large-Cap Index Fund Admiral Shares (VLCAX) is an open-end mutual fund that employs an indexing investment approach designed to track the performance of the CRSP US Large Cap Index, a broadly diversified benchmark predominantly comprising large-capitalization U.S. stocks. The fund invests all or substantially all of its assets in the stocks that constitute the index, holding each in approximate proportion to their index weightings; its portfolio features approximately 471 holdings, with top allocations including Microsoft Corp., NVIDIA Corp., Apple Inc., Amazon.com Inc., Alphabet Inc., Meta Platforms Inc., Broadcom Inc., Berkshire Hathaway Inc., Tesla Inc., and JPMorgan Chase & Co., representing roughly 37.7% of total net assets as of mid-2025. It offers quarterly dividend distributions and maintains a low expense ratio of 0.05%, a turnover rate of 2.4%, and total net assets exceeding $14.9 billion, targeting long-term investors seeking broad exposure to U.S. large-cap equities across sectors such as technology (38.9%), consumer discretionary (14.6%), industrials (11.7%), and financials (11.2%). Inception date is February 2, 2004, with operations domiciled in the United States and managed by The Vanguard Group, Inc., headquartered in Malvern, Pennsylvania. In recent years, the fund has adhered closely to its benchmark, delivering annualized returns of approximately 13.56% over ten years through June 30, 2025, with no major structural changes, acquisitions, partnerships, or strategic shifts reported; performance reflects standard index rebalancing amid market conditions, including a year-to-date return of 6.50% and one-year return of 15.74% as of that date.