Vanguard Health Care Index Fund Admiral Shares (VHCIX) is an index mutual fund managed by Vanguard that seeks to track the performance of the MSCI US Investable Market Index (IMI)/Health Care 25/50. The fund employs a passive indexing investment approach by holding all or substantially all of its assets in the stocks comprising the benchmark index, which includes large-, mid-, and small-cap U.S. companies classified in the health care sector under the Global Industry Classification Standard (GICS); primary holdings as of recent data include Eli Lilly and Co. (12.36%), UnitedHealth Group Inc. (6.45%), and AbbVie Inc. (4.97%), with top sector allocations encompassing pharmaceuticals, health care providers and services, health care equipment and supplies, biotechnology, and life sciences tools and services. It offers investors broad exposure to the U.S. health care equity market through approximately 400-410 holdings, with a portfolio turnover rate of around 4%, a net expense ratio of 0.09%, and quarterly dividend distributions; the fund targets institutional and high-minimum investors with a $100,000 initial investment requirement. Launched on February 5, 2004, and domiciled in the United States with assets under management exceeding $17 billion, the fund operates exclusively within U.S. equity markets, featuring 96.44% in U.S. stocks and minimal cash or non-U.S. exposure. Recent developments include updated portfolio management with new co-managers appointed in 2025, ongoing quarterly dividends such as $0.4809 per share ex-June 26, 2025, and $0.470 per share ex-March 25, 2025, alongside performance adjustments reflecting sector volatility with year-to-date returns varying across reporting periods amid broader market conditions in the health care industry.