In March, OTC Markets trading was still heavily influenced by crypto and cannabis, but had some interesting trends and outliers in the mix. During the month of March, total dollar volume from OTCQX, OTCQB, and Pink markets reached just over $75 billion, a decrease of about 8.5% from February. Grayscale Bitcoin Trust (OTCQX:GBTC) still reigned supreme, but its volume had fallen by over $1.4 billion compared to February, and Grayscale Ethereum Trust (OTCQX:ETHE) volume had fallen by almost $1 billion, and was overtaken by Roche Holdings Ltd (OTCQX:RHHBY) for the number two slot. Adidas And Anglo Jump In With a 172% increase in dollar trading volume,