Moment, which develops AI tools for automating fixed-income and equities trading tech, raised a $78M Series C led by Index Ventures, with a16z participating (Paige Smith/Bloomberg)

Paige Smith / Bloomberg: Moment, which develops AI tools for automating fixed-income and equities trading tech, raised a $78M Series C led by Index Ventures, with a16z participating — Moment, the financial-technology company founded by a cohort of former Citadel Securities quantitative traders and researchers …