On December 31, International Business Machines (IBM) had a market capitalization of $278.5B, based on 952.4M shares at a price of $292.38.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 2025 | $292.38 | 3,430,100 | 952,400,000 | $278,461,569,120.00 |
December 30 2025 | $298.14 | 1,883,700 | 952,400,000 | $283,951,678,920.00 |
December 29 2025 | $301.79 | 4,664,500 | 952,400,000 | $287,420,605,440.00 |
December 26 2025 | $301.14 | 2,814,700 | 952,400,000 | $286,809,545,600.00 |
December 24 2025 | $300.62 | 1,210,600 | 952,400,000 | $286,311,249,920.00 |
December 23 2025 | $299.85 | 2,923,000 | 952,400,000 | $285,577,997,160.00 |
December 22 2025 | $298.87 | 2,612,100 | 952,400,000 | $284,647,311,880.00 |
December 19 2025 | $297.09 | 11,031,000 | 952,400,000 | $282,945,754,040.00 |
December 18 2025 | $296.56 | 5,411,700 | 952,400,000 | $282,447,553,600.00 |
December 17 2025 | $299.40 | 3,131,000 | 952,400,000 | $285,145,607,560.00 |
December 16 2025 | $299.26 | 3,366,900 | 952,400,000 | $285,013,985,880.00 |
December 15 2025 | $304.67 | 3,566,700 | 952,400,000 | $290,165,612,720.00 |
December 12 2025 | $305.24 | 2,953,400 | 952,400,000 | $290,710,861,720.00 |
December 11 2025 | $306.72 | 2,755,700 | 952,400,000 | $292,120,985,160.00 |
December 10 2025 | $308.63 | 3,411,500 | 952,400,000 | $293,935,307,160.00 |
December 09 2025 | $306.46 | 2,935,300 | 952,400,000 | $291,876,599,320.00 |
December 08 2025 | $305.18 | 3,630,200 | 952,400,000 | $290,654,479,640.00 |
December 05 2025 | $303.96 | 2,344,700 | 952,400,000 | $289,488,742,040.00 |
December 04 2025 | $304.01 | 2,962,500 | 952,400,000 | $289,535,790,600.00 |
December 03 2025 | $298.71 | 3,953,400 | 952,400,000 | $284,487,499,160.00 |
December 02 2025 | $297.88 | 4,261,100 | 952,400,000 | $283,697,864,320.00 |
December 01 2025 | $301.72 | 3,166,600 | 952,400,000 | $287,354,794,600.00 |