when did phillips 66 go public

Phillips 66 (PSX) went public on May 1, 2012, when it opened at $21.15.

DATEOPENHIGHLOWCLOSEVOLUME
March 2026
$159.51
$160.64
$155.77
$160.18
2,936,727
February 2026
$139.85
$162.45
$139.05
$154.33
52,056,600
January 2026
$127.95
$146.75
$127.68
$142.39
49,450,800
December 2025
$135.85
$143.78
$126.12
$127.99
51,606,800
November 2025
$134.46
$140.88
$129.56
$135.84
42,490,300
October 2025
$133.11
$139.04
$124.65
$133.89
49,187,500
September 2025
$130.54
$140.00
$126.24
$133.77
62,148,600
August 2025
$118.70
$132.12
$114.99
$131.37
41,747,800
July 2025
$116.16
$131.14
$115.76
$120.35
59,239,500
June 2025
$112.07
$123.09
$108.29
$116.18
78,061,800
May 2025
$100.58
$122.20
$99.69
$110.52
73,218,000
April 2025
$119.24
$120.23
$87.79
$100.37
77,815,500
March 2025
$126.12
$126.36
$112.56
$119.11
70,646,700
February 2025
$112.22
$126.82
$110.18
$125.10
81,614,300
January 2025
$109.71
$119.11
$107.53
$112.68
60,896,900
December 2024
$127.55
$131.92
$104.11
$108.91
65,628,300
November 2024
$115.81
$130.34
$113.49
$128.08
48,657,900
October 2024
$123.34
$133.23
$115.10
$115.43
49,477,400
September 2024
$130.83
$131.43
$117.28
$124.56
74,137,000
August 2024
$136.80
$138.27
$120.63
$132.95
51,299,000
July 2024
$133.17
$141.08
$124.06
$136.71
43,697,600
June 2024
$133.71
$133.74
$125.98
$132.66
53,317,500
May 2024
$133.36
$139.13
$128.74
$133.55
45,584,800
April 2024
$152.14
$162.30
$133.34
$133.52
53,417,800
March 2024
$133.54
$152.71
$133.37
$152.29
65,325,200