QQQ finishes ahead of SPY as housing data, Iran risk and AI updates shape the session

QQQ finished 0.47% above the previous close, while SPY gained 0.18%. QQQ matched its opening gain, but SPY eased from a 0.49% opening advance, leaving QQQ ahead by 0.29 percentage points. February pending home sales rose 1.8% against an expected 0.6% decline. A BofA survey showed geopolitical and inflation risk displacing AI-bubble concerns, and Israel said Iran's security chief Ali Larijani had been killed. Nvidia's trillion-dollar revenue outlook and OpenAI's smaller-model launch kept AI in focus.