Western Digital Stock Rises Despite 32.45% Trading Volume Decline, Leads in Market Gains

On May 29, 2025, Western Digital Corporation (WDC) experienced a significant decline in trading volume, with a 32.45% decrease from the previous day, totaling 2.40 billion. Despite this, the stock price of Western Digital rose by 0.38%, marking its fifth consecutive day of gains and a 6.18% increase over the past five days.

Western Digital has confirmed its plans to commence mass production of HAMR-based hard drives in 2027, with initial models featuring capacities of 36TB, 40TB, and 44TB. This announcement was made during the Computex 2025 event, highlighting the company's commitment to advancing storage technology.

In the tape storage market, the 10th generation of Linear Tape Open (LTO) technology has been launched, offering a native capacity of 30TB and a compressed capacity of 75TB. This new generation, announced by IBM, Symply, and Spectra Logic, represents a significant advancement in tape storage technology, although it falls short of the originally planned 48TB capacity. The LTO roadmap extends to 576TB, with future generations expected to continue the trend of increasing storage capacities.