Chip names and leveraged ETFs deep in the red.

A brief morning pop in technology stocks evaporated Tuesday, leaving chip names and leveraged ETFs deep in the red as sellers reasserted control and snuffed out any hope of a sustained recovery. The intraday pattern was unmistakable — an early bounce, a rejection at resistance and a hard fade that accelerated into midday. AMD stock is sinking. See the chart and price action here. Some experts pointed to a rotation out of tech stocks as investors gather capital ahead of SpaceX's market debut on Friday. "I think everybody's a little nervous ahead" of the SpaceX IPO, Jay Hatfield, CEO of Infrastructure Capital Advisors, told CNBC. "I think we're going to be choppy until we get that behind us." Chip Rally Fades The modest decline relative to peers suggests the AI bellwether still has underlying support, but 16.43% swings in SOXL don’t come on good days. The leveraged ETF complex told the full story. ProShares UltraPro QQQ (NASDAQ:TQQQ) slid $6.04 or 7.92% to $70.23, having opened with a run toward $79.34. With the ProShares UltraPro Short QQQ (NASDAQ:SQQQ) surging $3.26 or 7.9% to $44.52 — already above its average daily volume — active short positioning is driving the selloff. Tech Stocks Fizzle The weakness spread well beyond semis. The session’s price action shows the relief rally had no follow-through. Until buyers can defend intraday lows and close near session highs, the path of least resistance for tech remains lower. Image: Shutterstock

Physicists at the University of Oxford show they can assemble Schrödinger’s cat-like superpositions from far more exotic quantum ingredients.

OneAdvanced has launched what it bills as the UK’s first private, sovereign healthcare large language model trained on NHS primary-care data.

Technology shares faltered amid escalating tensions between the U.S. and Iran.