when did cigna go public

Cigna (CI) went public on March 31, 1982, when it opened at a split-adjusted price of $1.42.

DATE OPEN HIGH LOW CLOSE VOLUME
September 2025
$299.77
$308.30
$287.06
$290.36
19,949,758
August 2025
$268.14
$306.87
$255.60
$299.36
39,472,400
July 2025
$330.25
$337.19
$262.89
$266.04
39,195,100
June 2025
$312.51
$330.90
$306.83
$328.92
38,939,400
May 2025
$336.38
$346.57
$293.36
$313.54
39,328,000
April 2025
$327.36
$340.54
$304.81
$336.71
39,248,000
March 2025
$303.61
$329.64
$302.62
$325.78
34,904,800
February 2025
$287.84
$310.55
$281.09
$304.33
35,178,700
January 2025
$274.74
$304.12
$265.05
$289.90
37,443,000
December 2024
$329.87
$332.95
$258.19
$272.10
52,059,500
November 2024
$307.42
$341.10
$300.91
$331.46
36,252,300
October 2024
$339.49
$352.15
$302.09
$308.91
38,164,600
September 2024
$354.12
$363.88
$335.60
$339.94
25,099,600
August 2024
$328.44
$354.36
$314.12
$353.66
30,543,100
July 2024
$323.14
$347.55
$309.42
$340.82
25,804,900
June 2024
$331.58
$338.17
$320.87
$323.13
28,610,900
May 2024
$340.69
$352.12
$320.58
$335.48
42,749,000
April 2024
$353.07
$354.98
$336.61
$347.57
28,336,000
March 2024
$325.73
$356.01
$320.60
$353.56
30,759,500
February 2024
$294.35
$336.53
$292.51
$325.86
35,040,400
January 2024
$292.08
$305.27
$282.53
$291.75
35,392,000
December 2023
$254.69
$294.41
$246.19
$290.30
49,534,200
November 2023
$296.95
$308.69
$250.31
$253.65
46,304,800
October 2023
$275.68
$305.04
$271.81
$298.35
28,206,000
September 2023
$266.88
$284.03
$265.25
$276.03
21,729,900