Jiayin Group Inc. Sponsored ADR (JFIN) Stock Sinks As Market Gains: What You Should Know Posted byZacks Equity Research November 2, 2021 Leave a comment on Jiayin Group Inc. Sponsored ADR (JFIN) Stock Sinks As Market Gains: What You Should Know Jiayin Group Inc. Sponsored ADR (JFIN) closed at $3.95 in the latest trading session, marking a -1% move from the prior day.