A vanguard etf is reportedly outperforming several major indexes, including the s&p 500, the nasdaq-100, and the dow jones, in 2026. The etf's performance is attributed to its unique strategy, although some reports suggest its momentum could be halted by a change in interest rates. Its long-term performance is also noted, with some reports indicating it has outpaced the s&p 500 over the last 10 years.