On September 30, Microsoft (MSFT) had a market capitalization of $3.9T, based on 7.47B shares at a price of $516.98.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
September 30 2025 | $516.98 | 19,728,230 | 7,466,000,000 | $3,859,790,598,400.00 |
September 29 2025 | $513.64 | 17,617,779 | 7,466,000,000 | $3,834,826,534,200.00 |
September 26 2025 | $510.50 | 16,213,130 | 7,466,000,000 | $3,811,426,597,000.00 |
September 25 2025 | $506.08 | 15,786,470 | 7,466,000,000 | $3,778,414,184,800.00 |
September 24 2025 | $509.20 | 13,533,710 | 7,466,000,000 | $3,801,664,802,000.00 |
September 23 2025 | $508.28 | 19,799,580 | 7,466,000,000 | $3,794,808,774,200.00 |
September 22 2025 | $513.49 | 20,009,311 | 7,466,000,000 | $3,833,708,127,400.00 |
September 19 2025 | $516.96 | 52,474,090 | 7,466,000,000 | $3,859,641,278,400.00 |
September 18 2025 | $507.50 | 18,913,699 | 7,466,000,000 | $3,788,996,493,200.00 |
September 17 2025 | $509.07 | 15,816,590 | 7,466,000,000 | $3,800,695,715,200.00 |
September 16 2025 | $508.09 | 19,711,920 | 7,466,000,000 | $3,793,393,220,600.00 |
September 15 2025 | $514.40 | 17,143,789 | 7,466,000,000 | $3,840,489,495,200.00 |
September 12 2025 | $508.95 | 23,624,881 | 7,466,000,000 | $3,799,801,288,400.00 |
September 11 2025 | $500.07 | 18,881,609 | 7,466,000,000 | $3,733,553,230,600.00 |
September 10 2025 | $499.44 | 21,611,820 | 7,466,000,000 | $3,728,783,203,200.00 |
September 09 2025 | $497.48 | 14,410,540 | 7,466,000,000 | $3,714,177,467,400.00 |
September 08 2025 | $497.27 | 16,771,020 | 7,466,000,000 | $3,712,612,593,800.00 |
September 05 2025 | $494.08 | 31,994,850 | 7,466,000,000 | $3,688,766,189,800.00 |
September 04 2025 | $507.02 | 15,509,490 | 7,466,000,000 | $3,785,418,786,000.00 |
September 03 2025 | $504.41 | 16,345,080 | 7,466,000,000 | $3,765,894,449,400.00 |
September 02 2025 | $504.18 | 18,128,000 | 7,466,000,000 | $3,764,181,002,400.00 |
