when did marathon oil (mro) go public

Marathon Petroleum (MPC) went public on July 1, 2011, when it opened at a split-adjusted price of $13.74.

DATE OPEN HIGH LOW CLOSE VOLUME
August 2025
$167.80
$170.30
$158.00
$162.34
20,350,573
July 2025
$166.36
$183.10
$165.62
$170.19
44,050,500
June 2025
$163.91
$171.34
$155.93
$166.11
56,889,200
May 2025
$137.51
$164.77
$136.03
$160.74
53,560,500
April 2025
$144.95
$147.30
$114.45
$136.64
64,797,300
March 2025
$150.38
$153.02
$132.04
$144.87
61,169,900
February 2025
$143.51
$158.63
$141.49
$149.33
54,783,600
January 2025
$138.91
$153.96
$137.37
$144.06
55,550,300
December 2024
$154.38
$157.30
$129.06
$137.92
64,319,700
November 2024
$143.91
$159.78
$140.41
$154.38
41,783,600
October 2024
$157.97
$174.62
$141.82
$143.00
56,769,100
September 2024
$171.56
$173.78
$154.55
$160.14
66,694,200
August 2024
$173.49
$178.40
$154.08
$174.11
50,995,400
July 2024
$171.20
$179.33
$157.64
$173.18
50,728,000
June 2024
$172.54
$174.30
$164.30
$169.71
52,573,900
May 2024
$176.33
$179.90
$164.68
$172.77
54,672,300
April 2024
$195.99
$215.29
$176.62
$176.93
54,115,300
March 2024
$165.86
$197.67
$165.86
$196.19
59,147,900
February 2024
$161.27
$170.67
$158.42
$164.77
51,220,000
January 2024
$144.40
$166.09
$143.85
$160.46
66,633,700
December 2023
$144.16
$151.43
$136.60
$143.75
66,292,500
November 2023
$146.89
$153.84
$136.28
$144.56
61,135,600
October 2023
$145.57
$148.72
$134.25
$145.75
66,545,100
September 2023
$139.82
$153.70
$139.44
$145.84
72,935,100
August 2023
$126.36
$143.58
$125.80
$137.58
85,646,400