Pre-market movers - August 18, 2026

Here is how US equities are shaping up pre-market on August 18, 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.

RNWWW leads pre-market gainers, climbing +580.00% to $0.01. SIC at +243.92% and IPST at +235.89% round out the early movers. The remaining 7 names in the top 10 are up an average of 114.55% heading into the open.

EyePoint Inc. (EYPT) leads pre-market losers, falling +66.98% to $4.87. ZTG at -66.70% and MUA.RT at -55.71% round out the early movers. The remaining 7 names in the top 10 are down an average of 43.10% 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.