when did promis neurosciences go public

ProMIS Neurosciences (PMN) went public on July 17, 2007, when it opened at a split-adjusted price of $2,040.

DATEOPENHIGHLOWCLOSEVOLUME
December 2025
$6.51
$9.42
$6.51
$7.66
552,800
November 2025
$10.50
$11.25
$6.27
$6.76
650,376
October 2025
$10.75
$15.25
$10.25
$10.50
715,224
September 2025
$13.50
$13.75
$9.75
$10.75
2,637,716
August 2025
$18.50
$20.00
$12.75
$13.50
514,188
July 2025
$12.50
$39.75
$9.50
$19.25
17,153,416
June 2025
$13.00
$14.00
$11.75
$12.00
31,572
May 2025
$16.00
$18.00
$11.75
$13.00
48,132
April 2025
$17.75
$19.25
$12.75
$15.50
32,092
March 2025
$18.75
$21.75
$15.50
$17.50
20,664
February 2025
$22.50
$25.75
$16.25
$17.75
38,716
January 2025
$23.75
$28.25
$22.00
$22.75
41,080
December 2024
$22.75
$25.75
$21.75
$23.75
66,452
November 2024
$31.50
$33.50
$22.00
$23.50
31,180
October 2024
$31.25
$39.25
$23.00
$31.75
85,596
September 2024
$34.50
$36.25
$27.25
$31.25
53,500
August 2024
$35.50
$37.25
$28.25
$34.25
42,116
July 2024
$36.75
$59.25
$30.00
$36.00
301,800
June 2024
$37.50
$46.50
$36.00
$37.50
3,940
May 2024
$40.00
$53.75
$35.00
$46.00
6,804
April 2024
$48.75
$65.25
$40.75
$50.00
14,304
March 2024
$50.50
$55.00
$43.75
$47.75
14,376
February 2024
$50.50
$58.75
$36.50
$52.25
13,976
January 2024
$32.50
$77.50
$29.25
$50.00
80,744
December 2023
$30.25
$36.25
$23.75
$28.75
22,976