when did cigna go public

Cigna (CI) went public on March 31, 1982, when it opened at a split-adjusted price of $2.05.

DATEOPENHIGHLOWCLOSEVOLUME
October 2026
$275.97
$316.27
$262.85
$305.78
27,227,566
September 2026
$278.12
$290.94
$263.36
$271.83
33,871,200
August 2026
$277.51
$284.43
$261.66
$274.56
36,706,100
July 2026
$275.21
$303.75
$272.15
$277.51
36,713,300
June 2026
$272.52
$297.62
$267.39
$274.16
33,840,800
May 2026
$285.83
$299.92
$270.93
$274.28
34,392,900
April 2026
$263.55
$290.46
$261.92
$287.31
30,368,800
March 2026
$284.09
$287.45
$254.95
$263.75
41,523,800
February 2026
$267.55
$292.84
$264.28
$284.99
36,558,900
January 2026
$272.05
$284.21
$261.32
$269.54
30,790,300
December 2025
$270.93
$273.37
$253.96
$270.64
34,631,200
November 2025
$237.36
$274.77
$234.20
$271.13
47,103,000
October 2025
$281.60
$308.48
$235.34
$238.99
43,497,000
September 2025
$293.12
$301.47
$276.53
$281.86
30,035,300
August 2025
$262.19
$300.07
$249.93
$292.72
39,472,400
July 2025
$322.93
$329.71
$257.07
$260.14
39,195,100
June 2025
$305.58
$323.57
$300.03
$321.63
38,939,400
May 2025
$328.93
$338.89
$286.86
$306.59
39,328,000
April 2025
$320.11
$332.99
$298.06
$329.25
39,248,000
March 2025
$296.88
$322.33
$295.91
$318.56
34,904,800
February 2025
$281.47
$303.66
$274.87
$297.59
35,178,700
January 2025
$268.65
$297.38
$259.18
$283.48
37,443,000
December 2024
$322.55
$325.57
$252.47
$266.07
52,059,500
November 2024
$300.61
$333.54
$294.24
$324.12
36,252,300
October 2024
$331.97
$344.34
$295.39
$302.06
38,164,600