Why Is CELESTICA INC (CLS) Stock Up Today?

Celestica Inc. (CLS) surged 8.01% to $343.72 in a volatile session driven by strong second-quarter results and an upward revision of its full-year outlook. The company reported revenue and adjusted earnings per share above the high end of its guidance, supported by increased demand for AI infrastructure and networking programs. Celestica also raised its full-year guidance and signaled stronger growth in 2027.

What Happened

Celestica exceeded its second-quarter 2026 guidance, delivering double-digit adjusted EPS growth and record operating margins. The company attributed the performance to strong demand from hyperscalers and AI infrastructure, which led to a 62% year-over-year revenue increase and an 83% rise in EPS. Celestia raised its full-year revenue outlook to $20.5 billion and signaled accelerated growth in 2027. Analysts highlighted the easing of supply constraints and robust demand as key factors behind the stock’s rally. Stifel maintained a price target of $445 for the stock, citing the strong results.

What The Data Shows

The stock opened at $318.25 and climbed to a session high of $343.73 at 2:15 PM ET before closing near the high. The intraday move reflected a sharp rebound from a morning low of $299.41. Trading volume reached 4.4 million shares, more than double the 3-month average. Over the last 8 sessions, the stock had declined 0.6% to $318.24 before today’s sharp reversal. Unusual options activity included 13 notable prints, with $48.5 million in call premiums and no put premiums, the largest single print amounting to $5.3 million.

What To Watch

Celestica’s next earnings report is not scheduled for another quarter, but coverage breadth remains elevated with 17 stories from 8 sources in the last 36 hours. Analysts and investors will continue to monitor the company’s ability to maintain momentum amid ongoing AI demand and evolving supply dynamics.