TESS Holdings Hits Day High with Strong 8.57% Intraday Surge

TESS Holdings Co., Ltd., a small-cap player in the power industry, has experienced a significant surge in its stock price, gaining 8.57% on May 8, 2026. The stock reached an intraday high of JPY 1,015.00, showcasing its strong performance relative to the Japan Nikkei 225, which saw a slight decline of 0.19% on the same day. Over the past week, TESS Holdings has demonstrated impressive momentum, with a 22.28% increase, and a remarkable 56.83% rise over the past month. Year-to-date, the stock has soared by 180.68%, significantly outperforming the Nikkei 225's 24.58% gain. However, despite this recent uptick, the company has faced challenges, including a notable decline in profits by 45.7% over the past year, even as its stock price has surged by 198.49%. With a market capitalization of JPY 64,291 million, TESS Holdings has a P/E ratio of 47.00 and a return on equity of 2.17%. The company remains net-debt free, although it carries a debt-to-equity ratio of 1.56, indicating a complex financial landscape.