#XRPETF XRPTF" normally refers to the Grayscale XRP Trust — the Grayscale XRP Trust — which is a type of financial product (like a fund) that allows investors to gain exposure to the price of XRP (Ripple's cryptocurrency) without having to buy and store XRP directly.

Quick summary:

XRPTF is the ticker symbol for the fund on the OTC market.

It attempts to track the price of XRP, but with variations (sometimes the price of XRPTF is above or below the actual value of XRP).

It was popular among institutional investors who preferred a regulated solution instead of buying cryptocurrencies directly.