when did amgen go public

Amgen (AMGN) went public on June 17, 1983, when it opened at a split-adjusted price of $0.24.

DATE OPEN HIGH LOW CLOSE VOLUME
March 2025
$307.34
$335.88
$307.34
$312.64
28,887,419
February 2025
$284.61
$318.30
$281.13
$308.06
62,814,599
January 2025
$260.08
$284.39
$254.99
$283.13
61,288,000
December 2024
$279.82
$280.13
$251.27
$258.55
82,947,300
November 2024
$313.63
$323.04
$255.73
$280.60
82,247,100
October 2024
$316.93
$323.94
$305.70
$315.07
39,472,200
September 2024
$326.62
$333.78
$307.20
$317.09
42,195,700
August 2024
$328.46
$333.16
$299.63
$328.53
43,277,900
July 2024
$306.23
$338.98
$299.16
$324.93
39,740,900
June 2024
$299.83
$318.72
$288.60
$305.36
47,781,600
May 2024
$266.07
$313.06
$265.29
$298.91
64,549,600
April 2024
$273.76
$275.51
$252.97
$265.84
48,294,700
March 2024
$268.32
$280.03
$260.24
$275.91
59,106,100
February 2024
$302.83
$317.48
$265.34
$265.73
75,006,000
January 2024
$276.62
$304.89
$276.62
$302.60
51,407,600
December 2023
$259.94
$278.31
$256.74
$277.33
49,539,800
November 2023
$244.84
$264.26
$243.71
$259.63
46,203,600
October 2023
$255.76
$275.59
$238.56
$244.29
61,196,600
September 2023
$247.14
$261.40
$237.30
$256.77
47,062,700
August 2023
$222.64
$254.69
$216.27
$244.90
56,922,200
July 2023
$209.64
$226.01
$207.02
$221.90
51,879,300
June 2023
$208.46
$219.82
$200.64
$210.41
58,520,300
May 2023
$225.35
$226.54
$203.26
$209.11
50,818,200
April 2023
$227.20
$240.76
$218.91
$225.08
37,044,400
March 2023
$216.28
$227.96
$211.62
$226.97
59,933,300