COHR
Coherent Corp.
NYSE · Technology · Hardware, Equipment & Parts · US
$317.36
+7.22%Sep 19, 2026, 07:51 UTC
Coherent Corp. shares rose 182.4% over the past 52 weeks and 65.3% year-to-date, far outperforming the S&P 500, though they fell 29.6% from their 52-week high of $440 and 21.7% over the past three months.
Source:Sep 18, 2026, 13:46 UTC
The Philadelphia Semiconductor Index rose 117.69 points, or 1.01%, to 11,717.18 in intraday trading on September 18, 2026, led by Coherent, onsemi, and MACOM Technology Solutions.
Source:Sep 16, 2026, 13:00 UTC
Sentiment on the PHLX Semiconductor Sector Index turned modestly less bullish in August 2026, with the share of constituents showing net long positioning slipping to 66.7% from 70.0%, while MACOM Technology Solutions flipped from short-biased to long-biased.
Source:Sep 14, 2026, 23:44 UTC
On September 14, 2026, chip stocks fell collectively, with the Philadelphia Semiconductor Index dropping 5.9%, its largest single-day decline since July 1, amid concerns over AI companies' calls to slow AI development.
Source:Sep 14, 2026, 17:49 UTC
Coherent, Lumentum, and Fabrinet shares fell 11%, 9%, and 6% respectively in sympathy with Corning's equity offering and AI lab commentary on slower frontier development.
Source:Sep 11, 2026, 15:43 UTC
Lianjun (3450) reported record monthly revenue for three consecutive months since June 2026, with August revenue up over 100% year-on-year.
Source:Sep 11, 2026, 03:55 UTC
The U.S. Federal Communications Commission issued a final rule tightening equipment-component sourcing checks without placing Chinese optical-module makers such as Zhongji Innolight and Eoptolink on a restricted list.
Sep 9, 2026, 01:46 UTC
Taiwan optical communication stocks rose sharply on September 9, 2026, with LandMark Optoelectronics and EZconn hitting the daily limit intraday, following gains by US peers Lumentum and Coherent.
Source:Aug 26, 2026, 22:00 UTC
Nvidia disclosed that its public and private equity holdings reached $95.6 billion at the end of July, up from less than $100 million in early 2020, with broader equity investments totaling roughly $99 billion.
Aug 26, 2026, 09:45 UTC
Taiwan optical communication stocks surged on August 26, 2026, with LandMark Optoelectronics hitting the daily limit up at TWD 3,255, returning above the TWD 3,000 mark, alongside other stocks like APAC Opto Electronics, TrueLight, and Lumentum Holdings rising in the US.
Source:Aug 25, 2026, 20:01 UTC
Coherent Corp. announced it will unveil its PhotonLink platform at the 2026 European Conference on Optical Communication (ECOC) on September 21, 2026.
Source:Aug 24, 2026, 15:51 UTC
On August 24, 2026, U.S. AI hardware stocks plunged, with the Philadelphia Semiconductor Index falling nearly 4%, and storage chip and optical communication stocks such as Applied Optoelectronics, Lumentum, Marvell, SanDisk, Micron, Seagate, Western Digital, and SK Hynix dropping sharply.
Aug 20, 2026, 11:59 UTC
Storage and optical communications stocks rose in pre-market trading on Thursday, with SK Hynix up 5% and SanDisk, Micron Technology, Coherent, Credo Technology Group, and Lumentum up about 2%.
Source:Aug 18, 2026, 15:57 UTC
On August 18, 2026, shares of several optical communication and memory chip companies plunged, with Applied Optoelectronics and Coherent down 12%, Lumentum down about 10%, Marvell down 9%, Corning down 8%, SanDisk and Seagate down 9%, SK Hynix down 8%, and Micron down 7%.
Source:Aug 18, 2026, 05:41 UTC
Coherent announced it will keep all its indium phosphide lasers for internal use, not selling them to outside customers for the foreseeable future.
Source:Aug 17, 2026, 20:05 UTC
Coherent began customer sampling of its 300mm high thermal conductivity silicon carbide substrates for AI infrastructure to leading AI semiconductor partners.
Source:Aug 16, 2026, 00:58 UTC
HHLR Advisors, a fund management platform under Hillhouse, disclosed its US stock holdings as of the end of Q2 2026, showing an increase in positions in Nvidia, Coherent, Corning, and Lumentum.
Source:Aug 15, 2026, 15:45 UTC
Nvidia has committed at least $6.5 billion in companies developing photonics technology, including $2 billion each for Lumintum, Coherent Corporation, and Marvell Technology, and $500 million for Corning.
Source:Aug 13, 2026, 15:01 UTC
Coherent is accelerating the ramp of its 1.6T optics and 6-inch InP capacity for AI applications, with fiscal 2027 demand essentially booked.
Source:Aug 13, 2026, 08:01 UTC
In premarket trading on August 13, 2026, Coherent fell about 4%, Cerebras fell about 17%, and Cisco fell about 4%.
Source:Aug 12, 2026, 20:49 UTC
Coherent Corp. reported fourth-quarter earnings that beat Street estimates across the board.
Aug 12, 2026, 10:36 UTC
Coherent Corp. is scheduled to release its fourth quarter earnings report after the market close on Wednesday, August 12, 2026.
Aug 10, 2026, 13:55 UTC
On August 10, 2026, U.S. stock indices opened lower, with the Dow down 0.09%, S&P 500 down 0.04%, and Nasdaq down 0.04%, while optical communication stocks continued to rise and SpaceX rose for a third consecutive day.
Aug 3, 2026, 23:56 UTC
On August 3, 2026, Kioxia's ADR rose about 14%, while Lumentum and Coherent rose over 9%, and SanDisk surged over 6% after an earlier drop.
Source:Jul 29, 2026, 12:00 UTC
Wolfspeed appointed Andy W. Mattes to its Board of Directors, effective immediately.
Source:Jul 12, 2026, 02:31 UTC
Coherent prepays AXT US$22.3 million under a three-year agreement for committed 6-inch indium phosphide substrate capacity.
Source:Jul 3, 2026, 14:28 UTC
AXT Inc. signed a three-year supply agreement with Coherent Corp.
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