The Manager Behind the Best-Performing ETF of 2026

John Kartsonas, founder and managing partner at Breakwave Advisors, joins Katie Greifeld and Eric Balchunas on "Bloomberg ETF IQ." Every twist in the Iran conflict shows up almost instantly in the Breakwave Tanker Shipping ETF (ticker: BWET) that has become the best-performing ETF of 2026. The fund has gained over 1400% over the past year. (Source: Bloomberg)