when did mastercard inc go public

Mastercard (MA) went public on May 25, 2006, when it opened at a split-adjusted price of $3.64.

DATEOPENHIGHLOWCLOSEVOLUME
October 2026
$550.17
$598.95
$544.58
$595.09
20,623,582
September 2026
$588.76
$592.07
$550.60
$550.64
57,570,714
August 2026
$579.12
$600.32
$555.22
$588.42
60,477,814
July 2026
$515.60
$581.74
$511.78
$572.23
69,409,672
June 2026
$492.68
$513.81
$463.04
$511.96
92,018,193
May 2026
$504.39
$511.27
$484.80
$492.41
73,126,787
April 2026
$499.77
$532.51
$483.27
$501.32
70,816,533
March 2026
$506.99
$524.22
$478.15
$497.21
75,116,000
February 2026
$538.34
$559.17
$487.60
$514.68
78,979,799
January 2026
$567.06
$585.90
$515.73
$536.15
86,867,133
December 2025
$544.14
$578.57
$532.49
$567.23
56,733,450
November 2025
$546.49
$562.30
$521.35
$547.01
51,742,848
October 2025
$561.33
$581.56
$540.06
$548.46
63,248,205
September 2025
$591.04
$596.99
$558.18
$564.43
56,596,248
August 2025
$559.52
$597.14
$549.59
$590.71
53,568,766
July 2025
$554.26
$574.98
$541.65
$562.11
56,413,471
June 2025
$575.25
$589.33
$522.56
$556.86
67,197,964
May 2025
$545.03
$583.13
$534.85
$580.31
48,291,531
April 2025
$541.00
$545.31
$460.65
$543.11
68,988,232
March 2025
$571.21
$576.05
$512.22
$542.31
65,697,675
February 2025
$546.78
$570.32
$545.22
$570.20
43,545,934
January 2025
$522.79
$570.82
$494.62
$549.54
57,393,823
December 2024
$526.48
$531.20
$511.90
$520.20
53,020,839
November 2024
$494.39
$529.29
$492.50
$526.49
53,190,927
October 2024
$490.59
$521.51
$483.11
$493.55
52,689,649