when did phillips 66 go public

Phillips 66 (PSX) went public on May 1, 2012, when it opened at $21.32.

DATEOPENHIGHLOWCLOSEVOLUME
January 2026
$129.00
$141.99
$128.73
$136.65
9,587,100
December 2025
$136.97
$144.96
$127.16
$129.04
51,606,808
November 2025
$135.57
$142.04
$130.63
$136.96
42,490,300
October 2025
$134.21
$140.18
$125.67
$134.99
49,187,500
September 2025
$131.61
$141.15
$127.28
$134.87
62,148,600
August 2025
$119.67
$133.21
$115.93
$132.45
41,747,800
July 2025
$117.12
$132.22
$116.72
$121.34
59,239,500
June 2025
$113.00
$124.10
$109.18
$117.14
78,061,800
May 2025
$101.40
$123.21
$100.51
$111.42
73,218,000
April 2025
$120.22
$121.21
$88.51
$101.20
77,815,500
March 2025
$127.16
$127.40
$113.48
$120.09
70,646,700
February 2025
$113.14
$127.86
$111.08
$126.12
81,614,300
January 2025
$110.61
$120.09
$108.41
$113.61
60,896,900
December 2024
$128.59
$133.01
$104.97
$109.81
65,628,300
November 2024
$116.76
$131.41
$114.42
$129.13
48,657,900
October 2024
$124.35
$134.32
$116.05
$116.38
49,477,400
September 2024
$131.91
$132.51
$118.24
$125.58
74,137,000
August 2024
$137.92
$139.41
$121.62
$134.05
51,299,000
July 2024
$134.27
$142.23
$125.08
$137.84
43,697,600
June 2024
$134.81
$134.84
$127.02
$133.76
53,317,500
May 2024
$134.46
$140.28
$129.79
$134.65
45,584,800
April 2024
$153.39
$163.64
$134.44
$134.62
53,417,800
March 2024
$134.64
$153.96
$134.47
$153.54
65,325,200
February 2024
$135.63
$141.08
$132.06
$133.96
61,464,700
January 2024
$124.59
$137.82
$118.18
$134.68
67,445,100