News

Shares of Coherent Corp. (NYSE:COHR) are up 59% year to date (YTD) in 2026, a striking run for a stock leveraged to the shift from copper to optical connectivity inside AI data centers. Coherent stock trades at $294.37, and the gain looks substantial in isolation. Yet, the same optical-components trade that lifted Coherent lifted its […]

AAOI is riding on AI-driven data-center demand as 800G sales surge, 1.6T orders top $200M, and manufacturing capacity expands to support growth.

Applied Optoelectronics faces supply constraints despite surging 800G demand, while FN's broad AI data-center growth and capacity expansion strengthen its position.

A joint AI optical interconnect demo named Lumentum as its author, yet Corning stock is outrunning everyone else in the session, and that inversion tells a story about how the market is repricing the fiber layer of AI infrastructure.

Carillon Tower Advisers, an investment management company, released its second-quarter 2026 investor letter for the “Carillon Eagle Small Cap Growth Fund”. The letter can be downloaded here. Small-cap stocks rallied broadly in the second quarter, with the Russell 2000 Growth Index (+25.71%) outpacing Value +17.24%). Information Technology (+46.79%) led all sectors, supported by solid gains […]

Optics stocks are surging again while the broader market slides, and no earnings release or analyst upgrade explains the buying. Something else is pulling capital into this group, and the answer matters for anyone holding names that are already up triple digits this year.

The networking company also expects adjusted operating margins of 32% to 35% and free cash flow margins of about 20% by fiscal 2029.

Coherent, Lumentum, and Applied Optoelectronics are surging together this morning with no shared headline, no analyst upgrade, and no product news to explain it, and the reason behind the correlated pop reveals something more telling than a simple good day for optics stocks.

Vertiv, Applied Optoelectronics, and Innodata entered September well below their 2026 highs despite strong operating growth. The pullbacks do not make them interchangeable bargains. Vertiv Holdings Co. (NYSE:VRT) sells power and cooling, Applied Optoelectronics, Inc. (NASDAQ:AAOI) supplies optical transceivers, and Innodata Inc. (NASDAQ:INOD) provides data engineering and model-evaluation services. Vertiv’s second-quarter sales rose 24% to […]

Lumentum is surging for a second straight session with no fresh catalyst behind the move, while its closest peers drift sideways or lower. That divergence between one red-hot stock and a quiet sector tells investors something important about where this rally actually stands.

Applied Optoelectronics and Lumentum both benefit from AI-driven optical networking demand, but the latter's stronger growth and rising estimates give it the edge.

Jim Cramer took a hard pass on one buzzy photonics name while steering investors toward two stocks already hauling in NVIDIA investment and posting triple-digit gains. Find out which companies made his short list and why their order books tell a very different story.

Lumentum's blowout earnings lit a fire under the entire optical networking sector, sending rivals surging despite having nothing new to report themselves. Here is what the synchronized rally reveals about where AI infrastructure money is flowing next.

Lumentum just torched Wall Street expectations and sent shockwaves through the entire AI optics complex, pulling peers like Coherent, Corning, and Ciena sharply higher as analysts scramble to figure out whether the rally has legs or has already outrun reality.

Investor interest in photonics is rising as hyperscalers ramp AI spending, fueling expectations for a multi-year boom for optical connectivity tech providers.

The optical networking company reports better-than-expected earnings and revenue for its fiscal fourth quarter.

Photonics and optics stocks got a big boost Friday in the wake of strong earnings and amid anticipation of a potential setback for overseas competition.

AAOI's Q2 earnings beat estimates as revenues surge 86.4%, fueled by datacenter, CATV, and rapid 800G growth.

China controls more than 50% of the global transceiver market, and the Federal Communications Commission is drafting a measure to bar imports of new Chinese optical transceivers, with officials hoping to publish the rule this year. Optical transceivers are the fiber-optic pipes that move AI training data between GPUs at the speed of light. If ... The Trump Administration Could Soon Create the ‘Mother of All’ AI Bottlenecks. These Stocks Could Soar.

A reported U.S. ban on Chinese data center optical hardware sent a handful of domestic suppliers rocketing higher, but the proposal is still a draft and could be softened or dropped entirely before the year-end enforcement target.

Marvell stocck was rising along with Corning, Lumentum and Coherent following a report about plans to restrict Chinese data-center components.

U.S. optical component stocks surged following a Reuters report that the Trump administration is drafting a ban on U.S. imports of new Chinese data center hardware. Applied Optoelectronics jumped 16%, Coherent gained 13%, Lumentum rose 11%, and Corning climbed 8%. According to four sources familiar with the matter, the Federal Communications Commission (FCC) is preparing restrictions against new Chinese optical transceivers—the critical hardware that routes data over fiber-optic cables inside AI

Recent price moves and business snapshot Applied Optoelectronics (AAOI) has drawn fresh attention after recent trading left the stock at a last close of $88.14. The move comes alongside mixed shorter term returns and a strong longer term track record. Over the past day the stock declined 9.9%, and it is down 26.1% over the past week. The share price is also down 35.0% over the past month and 42.3% over the past 3 months, even though the year to date return stands at 122.6% and the 1 year...

Investor interest in all four has surged as hyperscalers ramp AI infrastructure spending.

Applied Optoelectronics rallied for a third consecutive day on Tuesday, jumping 15.76 percent to finish at $119.26 apiece, as investors began positioning their portfolios ahead of the results of its earnings performance in the second quarter of the year. 92% Revenue Growth Target for Q2 Applied Optoelectronics Inc. (NASDAQ:AAOI) is highly optimistic about its outlook […]

A Pearland, Texas groundbreaking sent shockwaves through the AI optics sector Tuesday, lifting three optical transceiver stocks simultaneously and reigniting a trade that has already handed early investors triple-digit gains this year.

Everyone is posting screenshots of the AI stock that tripled this year, and you never touched it. But your portfolio may have captured far more of that move than you realize, without the volatility that wiped out half the latecomers.

Applied Optoelectronics stock's 247% YTD surge reflects AI-driven demand for next-gen transceivers, but competition, capacity limits, and valuation concerns loom.

SonoTek (SOTK) witnessed a jump in share price last session on above-average trading volume. The latest trend in earnings estimate revisions for the stock doesn't suggest further strength down the road.

Applied Optoelectronics, Inc. (NASDAQ:AAOI) is one of the Best Fiber Optics Stocks to Buy for the AI Data Center Boom. On May 12, 2026, the company said it was working with Mediacom to accelerate DOCSIS 4.0 network upgrades and the expansion of fiber and coax infrastructure across the cable operator’s footprint. The project is not […]