when did fair isaac go public

Fair Isaac (FICO) went public on July 22, 1987, when it opened at a split-adjusted price of $1.23.

DATEOPENHIGHLOWCLOSEVOLUME
December 2025
$1,781.97
$1,813.55
$1,756.00
$1,798.53
685,961
November 2025
$1,653.00
$1,835.00
$1,591.22
$1,805.83
4,017,729
October 2025
$1,506.31
$1,998.01
$1,484.23
$1,659.53
8,989,848
September 2025
$1,505.00
$1,602.92
$1,460.91
$1,496.53
5,561,600
August 2025
$1,425.00
$1,530.03
$1,300.00
$1,521.64
7,773,100
July 2025
$1,806.42
$1,905.33
$1,354.48
$1,436.72
8,368,200
June 2025
$1,708.71
$1,940.60
$1,700.33
$1,827.96
4,855,486
May 2025
$1,999.63
$2,217.60
$1,484.29
$1,726.28
7,303,100
April 2025
$1,835.10
$2,016.78
$1,585.18
$1,989.68
4,170,694
March 2025
$1,890.06
$1,925.00
$1,676.86
$1,844.16
3,896,286
February 2025
$1,832.42
$1,924.32
$1,610.40
$1,886.35
4,232,549
January 2025
$2,005.00
$2,066.68
$1,787.57
$1,873.56
4,438,970
December 2024
$2,376.67
$2,400.00
$1,974.41
$1,990.93
3,390,014
November 2024
$1,995.25
$2,402.52
$1,978.40
$2,375.03
3,128,027
October 2024
$1,953.57
$2,103.70
$1,886.20
$1,993.11
3,369,690
September 2024
$1,730.61
$1,962.83
$1,677.47
$1,943.52
2,714,038
August 2024
$1,554.68
$1,818.02
$1,528.43
$1,730.27
3,508,158
July 2024
$1,495.20
$1,658.03
$1,454.41
$1,600.00
3,754,261
June 2024
$1,288.67
$1,518.27
$1,274.55
$1,488.66
2,975,215
May 2024
$1,138.03
$1,451.78
$1,134.06
$1,289.93
5,131,294
April 2024
$1,249.61
$1,266.86
$1,105.65
$1,133.33
3,949,367
March 2024
$1,266.48
$1,349.75
$1,181.00
$1,249.61
3,539,816
February 2024
$1,198.83
$1,336.39
$1,198.83
$1,269.91
3,134,959
January 2024
$1,152.40
$1,307.14
$1,113.19
$1,198.83
3,852,093
December 2023
$1,084.97
$1,185.42
$1,083.72
$1,164.01
3,898,795