Circle Internet Financial, the global internet finance firm behind the USD Coin (USDC) stablecoin standard, has recently begun a $400 million investment round with support from BlackRock, Inc., Fidelity Management and Research, Marshall Wace LLP, and Fin Capital. With the latest investment round, Circle is looking to explore new inroads in the traditional financial sphere, where USDC, its stablecoin, may be utilized to integrate crypto with traditional financial instruments.