Leipzig, March 11, 2026 – PRISMA European Capacity Platform GmbH announces that EnergyStock will auction its final one-year Trading services for Storage Year 2026 on Tuesday, March 17, 2026, at 15:00 CET via the PRISMA platform.

The Trading service is available at TTF and provides 24/7 access to both injection and withdrawal capacity. It supports day-ahead nominations with a flat intraday profile, enabling market participants to respond flexibly to market developments.

The auction documentation, including the specification of the Standard Bundled Units, are published on EnergyStocks website

Participation Requirements

To participate, please inform EnergyStock by emailing info@energystock.com no later than Monday, March 16, 2026, end of business day. By the same deadline, participants must also meet the following requirements:

• Agreement to EnergyStock’s General Terms and Conditions TTF 2025 by signing a Declaration of Acceptance (DoA), unless a valid and recent DoA has already been provided
• Completion of EnergyStock’s credit control process following registration

All related documents, including the Credit Control Protocol and contract sheet, are available on EnergyStock’s website.

In addition, companies must be registered on the PRISMA platform and be connected to EnergyStock as SSO. For detailed instructions, please refer to the Registration Process and Assignment Process in the PRISMA Support Portal.

If you have any questions regarding the auction, please reach out to EnergyStock. For further assistance regarding the platform, PRISMA’s Customer Success Team is happy to help.

About EnergyStock
EnergyStock is a Dutch energy storage company and a wholly owned subsidiary of Gasunie. It specializes in fast-cycle underground natural gas storage using salt caverns to provide highly flexible storage solutions. With the ability to switch between full injection and withdrawal within 30 minutes, this fast-cycle storage enables rapid response to fluctuations in energy demand and renewable supply. In addition to gas storage, EnergyStock develops tailored solutions to optimize energy portfolios and manage risk, supporting energy companies in effectively integrating renewables. For more details, visit: www.energystock.com.

In addition to gas storage, EnergyStock develops tailored solutions to optimize energy portfolios and manage risk, supporting energy companies in effectively integrating renewables. For more details, visit: www.energystock.com.