What is PIMCO 25+ year zero coupon US Treasury index exchange-traded fund (zroz)?
Could you please elaborate on what exactly the PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund (ZROZ) is? As a seasoned investor in the cryptocurrency and finance space, I'm curious to understand how this particular ETF differs from other traditional investment vehicles, and what unique benefits or risks it might pose for investors. Additionally, I'm interested in knowing the underlying assets it holds and how its performance is tracked against the broader market trends.