On September 30, 2025, Western Digital (WDC) had a market capitalization of $45.1B, based on 376M shares at a price of $119.84.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
September 30 2025 | $119.84 | 13,861,700 | 376,000,000 | $45,058,787,200.00 |
September 29 2025 | $116.52 | 14,023,900 | 376,000,000 | $43,812,798,400.00 |
September 26 2025 | $106.68 | 5,520,000 | 376,000,000 | $40,112,319,200.00 |
September 25 2025 | $107.01 | 8,499,400 | 376,000,000 | $40,236,173,600.00 |
September 24 2025 | $109.49 | 8,412,700 | 376,000,000 | $41,166,924,000.00 |
September 23 2025 | $110.05 | 7,375,500 | 376,000,000 | $41,377,070,400.00 |
September 22 2025 | $112.20 | 9,686,300 | 376,000,000 | $42,187,726,400.00 |
September 19 2025 | $106.43 | 11,030,700 | 376,000,000 | $40,018,507,200.00 |
September 18 2025 | $104.95 | 10,389,100 | 376,000,000 | $39,463,042,400.00 |
September 17 2025 | $100.75 | 8,787,600 | 376,000,000 | $37,883,015,200.00 |
September 16 2025 | $102.90 | 8,734,900 | 376,000,000 | $38,689,911,200.00 |
September 15 2025 | $102.20 | 12,523,300 | 376,000,000 | $38,427,200,000.00 |
September 12 2025 | $97.48 | 6,753,100 | 376,000,000 | $36,652,028,800.00 |
September 11 2025 | $95.97 | 6,985,100 | 376,000,000 | $36,085,321,600.00 |
September 10 2025 | $94.84 | 8,398,400 | 376,000,000 | $35,661,231,200.00 |
September 09 2025 | $94.36 | 7,195,000 | 376,000,000 | $35,481,089,600.00 |
September 08 2025 | $93.12 | 8,499,400 | 376,000,000 | $35,011,954,400.00 |
September 05 2025 | $91.87 | 20,310,400 | 376,000,000 | $34,542,819,200.00 |
September 04 2025 | $90.32 | 13,542,500 | 376,000,000 | $33,961,109,600.00 |
September 03 2025 | $85.74 | 12,194,800 | 376,000,000 | $32,238,465,600.00 |
September 02 2025 | $81.66 | 5,777,800 | 376,000,000 | $30,705,288,000.00 |