Late Night Market Recap Stocks Making the Biggest Moves

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•  22 Jun 2026
 

$SMCI Super Micro Computer led the tape with a 15.66% move on heavy volume of 122.95 million shares after GF Securities upgraded the stock. The move also placed the name among the top S&P 500 performers, with traders treating the upgrade as a fresh validation point after a volatile AI server cycle.

$GOOG Alphabet fell 5.08% on 31.54 million shares as AI competitive concerns and high-profile researcher departures weighed on sentiment. The weakness came despite continued debate around the companys enterprise AI position, Google Cloud traction, and broader hedge fund interest in AI software names.

$KLAC KLA gained 3.7% on 10.77 million shares as the AI memory and semiconductor equipment theme continued to attract institutional attention. The stock remains one of the cleaner beneficiaries of AI-driven chip complexity, with rating momentum and strong year-to-date performance keeping buyers engaged.

$LCID Lucid dropped 3.73% on 10.42 million shares after announcing a plan to cut roughly 18% of its United States workforce, while COO Marc Winterhoff exited and the role was eliminated. The market read the move as necessary cost discipline, but also as another signal that EV production demand remains under pressure.

$RGNX Regenxbio surged 16.28% on 8.98 million shares as traders responded to a fresh upside catalyst in the biotech space. The move had the look of event-driven accumulation, with volume confirming that the stock was not just drifting higher on thin liquidity.

$ABBV AbbVie rose 6.25% on 7.48 million shares after announcing a $10.9 billion acquisition of immunology-focused Apogee Therapeutics. The deal pushed AbbVie back into offensive M&A mode and signaled a clear attempt to reinforce the companys long-term immunology pipeline.

$ACA Arcosa climbed 6.67% on 4.06 million shares after CRH agreed to acquire the company in an $8.5 billion all-cash transaction. The deal gives Arcosa shareholders a clear valuation event and reinforces the market appetite for infrastructure, transmission, and building-materials assets tied to North American capital spending.

$CAT Caterpillar advanced 3.7% on 3.18 million shares and ranked among the stronger Dow components during the session. The move continued to reflect durable demand for high-quality industrial exposure, with investors still rewarding infrastructure-linked earnings visibility and capital return discipline.

$INCY Incyte gained 5.54% on 2.01 million shares after a fresh 8-K filing put the stock back on trader screens. The price reaction suggests the market was willing to reprice the name quickly, though follow-through will depend on whether volume confirms sustained institutional interest beyond the filing-driven move.

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