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Pre-Market Update — Tuesday, August 18, 2026

By · Independent market intelligence from Sunday Night Futures LLC

Pre-Market Pulse: Risk-off tape into the open — bonds are the story, and equities are wearing it, with semis leading the drawdown.

Overnight Action

Global bond markets took a beating overnight — Reuters flagged US and Japan yields moving on "inflation and fiscal worries," and equity futures are reflecting the duration hit. $ES=F sits at 7,729.75 (-0.5%), $NQ=F is the weak link at 29,687.75 (-1.36%), $YM=F -0.15%, $RTY=F -0.38%. Asia was split — $HSI +1.41% on a delayed print, but the $N225 got tagged for -2.54%. Europe is heavy: DAX -0.7%, Euro Stoxx 50 -0.41%, FTSE flat. Crude firm ($CL=F +0.74% to $84.36), gold softer at $4,448.80 (-0.56%) despite the yield story — a tell that this is a real-rates move, not an inflation panic.

Movers Before the Bell

  • ▸$AMD -3.46% to $488.50 — leading semis lower on no single-name catalyst; reads as positioning ahead of the $NVDA print and broader AI-capex digestion. Thin pre-open volume, so watch how it trades into 9:30.
  • ▸$NVDA -1.90% to $220.78 — squeezed between a Motley Fool piece flagging *"history says Nvidia is going to disappoint"* post-Aug. 26 and countervailing "powerful new growth phase" commentary. Earnings gravity is here.
  • ▸$TSLA -1.62% to $333.89 — moving with the high-beta complex; no single-name headline.
  • ▸$META -1.14%, $GOOGL -0.41% — mega-cap growth broadly offered as yields bite.
  • ▸$HD — Reuters: *"tops second-quarter estimates on steady repair demand."* Not in the pre-market tape above, but watch it as a read-through on the consumer at the open.
  • ▸$AAPL +0.61% and $MSFT +0.49% — the only green mega-caps, providing a floor under $DIA (-0.10%).

Still Ahead Today

$NVDA earnings on Aug. 26 are already casting a shadow — expect positioning flows in semis to dominate intraday. No US high-impact economic releases scheduled in the window today, so the tape trades on rates, tape technicals, and single-name flow. Watch the long end of the curve for the equity tell.

Game Plan

$SPY reference: last $769.31, prev close $772.67.

  • ▸Resistance: $772.67 (prior close) — reclaim = fade the gap down.
  • ▸Pivot: $769.30 — current level; hold or lose decides morning trend.
  • ▸Support: $766.00 — round-number magnet if the semi bleed accelerates.

Idea: Fade strength back into $772 unless the tape shows real breadth; a clean loss of $766 opens a flush toward $763. $QQQ (-1.24%) is the cleaner short vehicle if $NVDA/$AMD keep leaking.

Sunday Night Futures. Not investment advice.

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