when did phillips 66 go public

Phillips 66 (PSX) went public on May 1, 2012, when it opened at $20.89.

DATEOPENHIGHLOWCLOSEVOLUME
October 2026
$253.25
$299.39
$252.54
$273.61
49,668,459
September 2026
$251.66
$277.12
$247.14
$255.31
70,318,700
August 2026
$208.05
$250.66
$199.25
$246.58
59,380,143
July 2026
$168.81
$214.94
$168.79
$210.56
54,977,900
June 2026
$177.06
$187.01
$163.23
$168.16
56,377,600
May 2026
$175.78
$183.74
$163.38
$174.95
48,903,700
April 2026
$177.77
$179.03
$151.67
$176.92
62,488,800
March 2026
$157.52
$188.24
$153.83
$179.91
85,570,200
February 2026
$138.11
$160.43
$137.32
$152.41
52,056,600
January 2026
$126.36
$144.93
$126.09
$140.62
49,450,800
December 2025
$134.16
$141.99
$124.55
$126.39
51,606,800
November 2025
$132.79
$139.13
$127.95
$134.15
42,490,300
October 2025
$131.46
$137.30
$123.09
$132.22
49,187,500
September 2025
$128.91
$138.26
$124.67
$132.11
62,148,600
August 2025
$117.22
$130.48
$113.55
$129.74
41,747,800
July 2025
$114.72
$129.51
$114.32
$118.85
59,239,500
June 2025
$110.68
$121.56
$106.94
$114.74
78,061,800
May 2025
$99.32
$120.68
$98.45
$109.14
73,218,000
April 2025
$117.76
$118.73
$86.69
$99.12
77,815,500
March 2025
$124.55
$124.79
$111.16
$117.62
70,646,700
February 2025
$110.82
$125.24
$108.80
$123.54
81,614,300
January 2025
$108.34
$117.63
$106.19
$111.28
60,896,900
December 2024
$125.96
$130.28
$102.82
$107.56
65,628,300
November 2024
$114.37
$128.71
$112.08
$126.49
48,657,900
October 2024
$121.80
$131.57
$113.67
$114.00
49,477,400