According to @EricBalchunas, BlackRock holds 30% of the US ETF market, maintaining a 1% lead over Vanguard at 29% (source: Eric Balchunas on X, Dec 23, 2025). He reports both issuers increased market share by 0.2% this year (source: Eric Balchunas on X, Dec 23, 2025). He also notes the gap to third and fourth place is very large (source: Eric Balchunas on X, Dec 23, 2025). The post does not reference crypto ETFs or direct crypto market impact (source: Eric Balchunas on X, Dec 23, 2025).

According to @StockMKTNewz, a new post shares the top 10 Vanguard ETFs ranked by 1-year return and lists each fund’s current top holdings, posted on X on December 19, 2025. Source: @StockMKTNewz (X, Dec 19, 2025) Traders can use a 12-month performance ranking to run momentum-based ETF rotation, a method with documented excess returns in U.S. equities. Source: Journal of Finance, Jegadeesh and Titman 1993 and 2001 Position sizing should account for the leading ETFs’ top-holding concentration and sector weights because higher concentration increases idiosyncratic drawdown risk. Source: Vanguard ETF prospectuses; Morningstar research on concentration risk (2023) When leadership skews to growth or tech-heavy equity ETFs, risk-on conditions have historically aligned with a positive stock-crypto beta, with BTC showing a positive correlation to major U.S. equities in 2020–2022. Source: IMF Blog 2022 on crypto–stock correlations; IMF Global Financial Stability Report October 2022

According to @StockMKTNewz, a new post ranks the top 10 Vanguard ETFs by year-to-date return and shows each fund’s current top holdings, providing a quick snapshot of where performance leadership and concentration are trending today; source: @StockMKTNewz on X, Dec 11, 2025. Traders should cross-verify each ETF’s returns and top holdings on Vanguard’s official fund pages, which publish daily portfolio updates, methodology notes, and whether performance is based on NAV or market price; source: Vanguard. Standardized performance disclosures and calculation conventions for U.S. ETFs are governed by securities regulations, so confirming the return basis helps avoid misinterpretation when comparing funds; source: U.S. Securities and Exchange Commission (SEC). When leadership clusters in higher-beta, growth-tilted equity ETFs, cross-asset risk appetite has historically risen, which can support digital-asset liquidity and sensitivity to macro flows; source: International Monetary Fund, Global Financial Stability Report 2024. Monitoring flows and momentum in the highlighted Vanguard sector or factor ETFs alongside financial conditions gauges can help assess whether equity risk-on is likely to reinforce crypto market sentiment near term; source: IMF Global Financial Stability Report 2024 and Chicago Fed National Financial Conditions Index.