Corning stock gains as investors add the optical-component supplier to portfolios on AI data center demand outlook.

Corning is drawing renewed buying interest after a sharp July sell-off and a rebound from losses tied to a poorly received quarterly update. The stock is also benefiting from expectations that artificial intelligence infrastructure spending and potential U.S. restrictions on some Chinese data-center imports could support demand for domestic optical products.

The position is being rebuilt after a series of sales in June at about $200, $222, and $260 per share. Corning shares then dropped nearly 46% in July, a decline the portfolio manager presents as validation for trimming stocks after steep, rapid gains.

The shares have since recovered losses tied to last Tuesday's quarterly reaction, and the trust says it still sees further upside as Corning executes on its long-term outlook. Corning says it is entering a new phase of accelerating growth, with sales projected to rise at a 19% compound annual growth rate from the fourth quarter of 2026 to the fourth quarter of 2030, while earnings are expected to expand even faster than revenue.

Corning supplies optical fiber, cables, and connectivity products to hyperscalers and other data-center operators, placing it directly in the path of that spending cycle. The company has announced multibillion-dollar supply agreements with Amazon and Meta Platforms, and it also has a partnership with Nvidia to expand manufacturing in the U.S., strengthening its position in domestic data-center supply chains.

In earlier coverage of the FCC's proposed ban on imports of new Chinese optical transceivers for U.S. data centers, the rule is intended to reduce security risks in AI infrastructure. The potential knock-on effects for cloud operators and networking supply chains include higher costs and limited near-term replacement capacity from non-Chinese vendors.