when did protagonist therapeutics go public

Protagonist Therapeutics (PTGX) went public on August 11, 2016, when it opened at $12.

DATEOPENHIGHLOWCLOSEVOLUME
October 2026
$139.23
$152.19
$126.39
$128.75
10,449,322
September 2026
$147.75
$151.24
$134.10
$140.89
14,512,326
August 2026
$135.78
$160.81
$131.68
$147.75
10,433,668
July 2026
$122.96
$143.29
$122.48
$136.64
15,235,700
June 2026
$97.88
$126.59
$92.75
$122.58
18,182,915
May 2026
$99.16
$105.72
$96.69
$99.56
10,381,300
April 2026
$105.51
$107.84
$95.40
$98.97
14,351,700
March 2026
$92.08
$105.99
$87.82
$105.40
21,286,438
February 2026
$81.80
$92.23
$77.00
$92.08
11,471,018
January 2026
$86.54
$88.16
$77.70
$81.80
17,405,566
December 2025
$89.61
$96.54
$83.52
$87.34
20,537,248
November 2025
$78.62
$90.85
$75.44
$90.00
17,243,915
October 2025
$66.00
$93.25
$62.24
$78.62
33,480,186
September 2025
$59.40
$68.26
$54.50
$66.43
24,798,911
August 2025
$54.01
$61.89
$50.49
$59.05
13,944,960
July 2025
$55.57
$57.73
$49.38
$53.86
15,784,861
June 2025
$48.00
$57.70
$47.53
$55.27
20,992,414
May 2025
$45.23
$47.74
$41.29
$47.47
16,522,869
April 2025
$47.99
$48.93
$39.60
$45.82
26,620,251
March 2025
$40.81
$60.60
$37.20
$48.36
34,421,090
February 2025
$37.08
$39.90
$33.70
$37.59
13,303,785
January 2025
$38.85
$40.16
$35.03
$37.80
11,102,346
December 2024
$43.07
$43.83
$38.04
$38.60
13,842,394
November 2024
$46.11
$48.86
$33.31
$43.80
17,195,963
October 2024
$44.81
$48.89
$42.78
$45.84
10,825,331