when did union pacific go public

Union Pacific (UNP) went public on January 13, 1978.

DATEOPENHIGHLOWCLOSEVOLUME
May 2026
$269.76
$270.28
$261.94
$263.35
14,546,299
April 2026
$243.13
$274.79
$240.00
$269.48
65,630,800
March 2026
$264.98
$268.14
$231.72
$242.62
64,408,500
February 2026
$233.67
$266.49
$229.53
$264.98
76,600,200
January 2026
$230.15
$235.65
$218.84
$233.88
68,987,300
December 2025
$228.92
$240.26
$226.85
$230.12
62,346,300
November 2025
$217.52
$229.91
$213.94
$229.28
59,709,300
October 2025
$233.33
$235.61
$213.16
$217.95
74,177,700
September 2025
$219.77
$234.75
$208.52
$233.77
105,824,400
August 2025
$216.77
$227.36
$214.44
$221.11
86,458,600
July 2025
$225.69
$236.62
$215.38
$218.17
105,208,700
June 2025
$215.03
$228.03
$213.67
$226.14
66,880,100
May 2025
$210.53
$226.64
$207.67
$217.86
61,792,300
April 2025
$229.25
$233.01
$199.94
$210.69
82,722,400
March 2025
$242.62
$245.47
$224.97
$230.80
53,255,900
February 2025
$235.35
$246.01
$230.34
$241.01
50,733,100
January 2025
$223.45
$249.55
$216.18
$240.76
58,303,600
December 2024
$235.74
$236.27
$215.56
$221.57
56,496,700
November 2024
$225.62
$243.17
$221.65
$236.35
51,386,600
October 2024
$237.81
$241.73
$219.83
$224.19
53,342,500
September 2024
$247.18
$249.31
$233.36
$238.11
51,005,500
August 2024
$237.71
$247.60
$222.22
$247.39
42,619,300
July 2024
$217.30
$239.44
$212.01
$237.09
50,020,400
June 2024
$223.90
$224.38
$210.01
$217.42
46,263,500
May 2024
$225.32
$237.82
$215.45
$223.72
48,237,700