when did frontier go public

Frontier (ULCC) went public on April 1, 2021, when it opened at $18.65.

DATEOPENHIGHLOWCLOSEVOLUME
September 2026
$5.51
$6.40
$5.41
$6.19
45,362,000
August 2026
$6.99
$8.32
$5.65
$5.70
58,796,228
July 2026
$7.92
$8.13
$5.40
$6.75
92,500,000
June 2026
$5.90
$8.41
$5.31
$7.91
92,938,600
May 2026
$3.60
$6.23
$3.55
$6.05
128,977,100
April 2026
$3.62
$4.85
$3.41
$3.63
119,562,900
March 2026
$4.05
$4.17
$3.02
$3.53
113,334,728
February 2026
$4.68
$6.66
$4.36
$4.44
73,943,389
January 2026
$4.75
$5.52
$4.51
$4.64
65,752,691
December 2025
$4.45
$6.02
$4.41
$4.71
94,877,112
November 2025
$3.88
$4.60
$3.55
$4.56
76,467,943
October 2025
$4.39
$4.69
$3.64
$3.86
89,171,006
September 2025
$5.63
$6.05
$4.21
$4.42
87,828,885
August 2025
$4.18
$4.99
$3.15
$4.90
108,234,154
July 2025
$3.60
$4.93
$3.57
$4.38
71,396,669
June 2025
$4.04
$4.21
$3.24
$3.63
77,489,867
May 2025
$2.99
$4.50
$2.97
$4.02
80,008,040
April 2025
$4.26
$4.41
$2.89
$2.98
106,557,773
March 2025
$7.20
$7.36
$4.06
$4.34
68,750,455
February 2025
$7.88
$10.26
$7.10
$7.20
66,154,551
January 2025
$7.17
$8.85
$6.76
$8.43
48,681,177
December 2024
$5.78
$7.34
$5.71
$7.11
52,622,006
November 2024
$6.20
$7.21
$5.12
$5.83
50,500,846
October 2024
$5.32
$7.32
$4.90
$6.08
59,737,780
September 2024
$3.56
$5.49
$3.53
$5.35
51,542,706