Ooh, that's a bit dodgy! Greyscale dumped 9 million XRP only a few days ago!
https://www.crypto-news-flash.com/grayscale-dumps-a-quarter-of-its-xrp-and-half-of-its-xlm-following-sec-ripple-lawsuit/
Perhaps Greyscale has figured that people pay attention to what it does and it's now trying to manipulate the market?
RE: The Importance Of The Grayscale Trust To The Crypto World