Pre-market movers - September 9, 2026

Here is how US equities are shaping up pre-market on September 9, 2026. The names below show the widest percentage moves against yesterday's close, giving a quick read on where retail and institutional attention is concentrating before the opening bell.

RIV.RT leads pre-market gainers, climbing +700.00% to $0.02. GCDT at +143.25% and GFAIW at +98.75% round out the early movers. The remaining 7 names in the top 10 are up an average of 48.82% heading into the open.

Cyclerion Therapeutics Inc. (CYCN) leads pre-market losers, falling +88.71% to $3.36. LHSW at -70.67% and FCUV at -65.24% round out the early movers. The remaining 7 names in the top 10 are down an average of 50.01% heading into the open.

Pre-market action does not always carry into the regular session - gaps often fade once liquidity returns - but outsized moves here frequently trace back to overnight filings, earnings, analyst actions, or macro headlines worth checking on each ticker's wire.