when was ibm first formed as a company and incorporated

The closing price for International Business Machines (IBM) yesterday was $312.56. It was up 0.1% for the day (down 0.2% from previous close).

DATEOPENHIGHLOWCLOSEVOLUME
October 28 2025 19:30
$316.14
$316.16
$312.42
$312.56
72,079
October 28 2025 18:30
$317.61
$317.94
$315.96
$316.50
16,794
October 28 2025 17:30
$317.87
$317.95
$316.83
$317.70
13,650
October 28 2025 16:30
$317.65
$319.26
$315.25
$317.43
33,684
October 28 2025 15:30
$315.50
$316.89
$315.41
$315.81
6,100
October 28 2025 14:30
$314.28
$318.17
$313.64
$317.45
17,865
October 28 2025 13:30
$312.20
$315.28
$311.49
$312.60
25,650
Daily pricing data for International Business Machines dates back to 1/2/1962, and may be incomplete.