when did armata pharmaceuticals go public

Armata Pharmaceuticals (ARMP) went public on March 9, 2011, when it opened at a split-adjusted price of $2,030.

DATEOPENHIGHLOWCLOSEVOLUME
October 2025
$3.07
$16.34
$2.94
$7.10
14,132,100
September 2025
$2.40
$3.14
$2.40
$2.98
240,836
August 2025
$2.43
$2.72
$2.36
$2.50
188,800
July 2025
$1.86
$2.61
$1.85
$2.45
318,400
June 2025
$1.91
$2.13
$1.74
$1.90
430,500
May 2025
$1.63
$2.72
$1.17
$1.95
14,649,800
April 2025
$1.42
$1.69
$0.90
$1.59
460,000
March 2025
$2.15
$2.30
$1.34
$1.46
351,300
February 2025
$2.00
$2.30
$1.85
$1.99
192,900
January 2025
$1.89
$2.37
$1.86
$2.00
207,400
December 2024
$2.20
$2.30
$1.80
$1.85
268,800
November 2024
$2.39
$2.96
$1.98
$2.30
227,800
October 2024
$2.34
$2.40
$2.12
$2.31
114,600
September 2024
$2.50
$2.51
$2.10
$2.37
118,200
August 2024
$2.85
$2.85
$2.13
$2.45
224,300
July 2024
$2.75
$3.42
$2.38
$2.81
191,800
June 2024
$2.76
$3.04
$2.57
$2.75
219,700
May 2024
$2.50
$3.45
$2.30
$2.72
324,700
April 2024
$4.18
$4.25
$2.26
$2.55
302,400
March 2024
$4.05
$4.48
$3.20
$4.18
346,000
February 2024
$3.66
$4.38
$2.76
$3.94
339,100
January 2024
$3.14
$4.10
$2.77
$3.79
431,300
December 2023
$2.23
$3.48
$2.07
$3.24
430,500
November 2023
$2.37
$2.92
$1.93
$2.19
250,300
October 2023
$3.00
$3.07
$1.90
$2.25
348,500