Laser Focus World is an industry bedrock—first published in 1965 and still going strong. We publish original articles about cutting-edge advances in lasers, optics, photonics, sensors, and quantum technologies, as well as test and measurement, and the shift currently underway to usher in the photonic integrated circuits, optical interconnects, and copackaged electronics and photonics to deliver the speed and efficiency essential for data centers of the future.

Our 80,000 qualified print subscribers—and 130,000 12-month engaged online audience—trust us to dive in and provide original journalism you won’t find elsewhere covering key emerging areas such as laser-driven inertial confinement fusion, lasers in space, integrated photonics, chipscale lasers, LiDAR, metasurfaces, high-energy laser weaponry, photonic crystals, and quantum computing/sensors/communications. We cover the innovations driving these markets.

Laser Focus World is part of Endeavor Business Media, a division of EndeavorB2B.

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Editorial Advisory Board

  • Professor Andrea M. Armani, University of Southern California
  • Ruti Ben-Shlomi, Ph.D., LightSolver
  • James Butler, Ph.D., Hamamatsu
  • Natalie Fardian-Melamed, Ph.D., Columbia University
  • Justin Sigley, Ph.D., AmeriCOM
  • Professor Birgit Stiller, Max Planck Institute for the Science of Light, and Leibniz University of Hannover
  • Professor Stephen Sweeney, University of Glasgow
  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

21Shares Renames Spot Ethereum Product

NEW YORK, Aug. 26, 2025 (GLOBE NEWSWIRE) -- 21Shares US LLC today announced the renaming of the 21Shares Ethereum Core ETF (CETH) or “the Fund” to the 21Shares Ethereum ETF (TETH), effective August 28, 2025. The changes do not affect investment objectives, principal investment strategies or any other aspect of operations. Client holdings remain unaffected by the change.

Along with the renaming of the Fund, the ticker has changed from CETH to TETH. The Fund will continue to track the performance of ether, the leading general-purpose blockchain, as measured by the performance of the CME CF Ether-Dollar Reference Rate.

About 21Shares

21Shares AG, an affiliate of 21Shares US LLC, is one of the world’s leading cryptocurrency exchange traded product providers and offers the largest suite of crypto ETPs in the market. The company was founded to make cryptocurrency more accessible to investors, and to bridge the gap between traditional finance and decentralized finance. 21Shares listed the world’s first physically-backed crypto ETP in 2018, building a seven-year track record of creating crypto exchange-traded funds that are listed on some of the biggest, most liquid securities exchanges globally. Backed by a specialised research team, proprietary technology, and deep capital markets expertise, 21Shares delivers innovative, simple and cost-efficient investment solutions.

21Shares is a member of 21.co, a global leader in decentralized finance. For more information, please visit www.21Shares.com.

Media Contact

Matteo Valli: matteo.valli@21shares.com
Alethea Jadick: ajadick@sloanepr.com

Important Information

The information provided does not constitute a prospectus or other offering material and does not contain or constitute an offer to sell or a solicitation of any offer to buy securities or financial instruments in any jurisdiction, including the United States. Some of the information published herein may contain forward-looking statements and readers are cautioned that any such forward-looking statements are not guarantees of future performance, involve risks and uncertainties, and actual results may differ. Additionally, there is no guarantee as to the accuracy, completeness, timeliness, or availability of the information provided and 21.co and its affiliated entities are not responsible for any errors or omissions. The information contained herein may not be considered as economic, legal, tax, or other advice and viewers are cautioned not to base investment or any other decisions on the content hereof. Investments in crypto-related securities involve significant risk, including volatility and regulatory uncertainty. There is no guarantee that the Funds will be approved by the SEC or made available to investors.

A registration statement relating to the securities of the Index ETFs has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective.


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