GSR Securities is the broker-dealer arm of GSR, operating as an SEC-registered and FINRA-regulated securities firm based in Portland, which focuses on digital assets, cryptocurrency market making, liquidity provision, and institutional crypto services. It supports institutional access to digital asset markets and recently expanded into the ETF sector with the launch of the GSR Crypto Core3 ETF on Nasdaq, strengthening its presence at the intersection of traditional finance and cryptocurrency investment products.