Why These Energy Stocks are Gaining This Week

2. Energy Vault Holdings, Inc. (NYSE:NRGV)

Share Price Gains Between Dec. 5 and Dec. 12: 15.49%

Energy Vault Holdings, Inc. (NYSE:NRGV) develops and deploys utility-scale energy storage solutions in the United States, Australia, and internationally.

Energy Vault Holdings, Inc. (NYSE:NRGV) continued to rally after formally announcing its entry into the Swiss market on December 4 with the launch of FlexGrid, a new configuration of its B-VAULT battery energy storage system designed for commercial, industrial, and small utility-scale clients. The company signed two agreements for the technology with Schindler Group and Energie Wettingen AG, with both projects operating under CKW’s Flexpool, the most advanced and diversified flexibility network in Switzerland.

Gianmarco Zorloni, Director of Business Development at Energy Vault Holdings, Inc. (NYSE:NRGV) commented:

“With the launch of B-VAULT FlexGrid, we are introducing a compact, modular, easy-to-install, and regulation-ready platform tailored for Europe’s evolving energy landscape. The combination of the Schindler and Wettingen projects illustrates our ability to serve both industrial customers and municipal utilities with a common technology base that adapts to diverse site conditions, from dense urban settings to utility-scale networks. These installations embody what B-VAULT FlexGrid was designed to do: deliver compact, compliant, and intelligent energy storage where it’s needed most, without compromise on performance or community impact. We look forward to continued expansion in the European market as we seek to address the continent’s evolving energy demands.”

It is worth noting that Energy Vault Holdings, Inc. (NYSE:NRGV)’s global B-VAULT portfolio now exceeds 2 GWh of deployed or contracted systems across multiple continents. The company also grew its revenue backlog by 112% YoY in the first nine months of 2025, hitting $920 million.

Following the recent rally, Energy Vault Holdings, Inc. (NYSE:NRGV) has posted gains of almost 114% since the beginning of 2025.