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ProtoSource Corporation (PSCO)

0.0101 0.0000 (0.00%)
At close: October 30 at 4:00:00 PM EDT
Currency in USD
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Date Open High Low Close Adj Close Volume
Oct 30, 2026
0.0101 0.0101 0.0101 0.0101 0.0101 -
Oct 29, 2026
0.0101 0.0101 0.0101 0.0101 0.0101 -
Oct 28, 2026
0.0101 0.0101 0.0101 0.0101 0.0101 -
Oct 27, 2026
0.0101 0.0101 0.0101 0.0101 0.0101 5,000
Oct 26, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 23, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 22, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 21, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 20, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 19, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 16, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 15, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 14, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 13, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 12, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 9, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 8, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 7, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 6, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 5, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 2, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Oct 1, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Sep 30, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Sep 29, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Sep 28, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 -
Sep 25, 2026
0.0096 0.0096 0.0096 0.0096 0.0096 500
Sep 24, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 -
Sep 23, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 -
Sep 22, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 -
Sep 21, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 -
Sep 18, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 -
Sep 17, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 -
Sep 16, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 -
Sep 15, 2026
0.0289 0.0289 0.0289 0.0289 0.0289 340
Sep 14, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Sep 11, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Sep 10, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Sep 9, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Sep 8, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 1,000
Sep 4, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Sep 3, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Sep 2, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Sep 1, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 1,000
Aug 31, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Aug 28, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Aug 27, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Aug 26, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 1,000
Aug 25, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Aug 24, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 -
Aug 21, 2026
0.0092 0.0092 0.0092 0.0092 0.0092 1,000
Aug 20, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 19, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 18, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 17, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 14, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 13, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 12, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 11, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 10, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 7, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 6, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 5, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 4, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Aug 3, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 31, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 30, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 29, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 28, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 27, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 24, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 23, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 22, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 21, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 20, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 18,500
Jul 17, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 16, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 15, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 14, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 -
Jul 13, 2026
0.0090 0.0090 0.0090 0.0090 0.0090 300
Jul 10, 2026
0.0126 0.0126 0.0090 0.0090 0.0090 73,530
Jul 9, 2026
0.0126 0.0126 0.0126 0.0126 0.0126 -
Jul 8, 2026
0.0126 0.0126 0.0126 0.0126 0.0126 -
Jul 7, 2026
0.0126 0.0126 0.0126 0.0126 0.0126 200
Jul 6, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jul 2, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jul 1, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jun 30, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jun 29, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jun 26, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jun 25, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jun 24, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jun 23, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jun 22, 2026
0.0162 0.0162 0.0105 0.0105 0.0105 11,000
Jun 18, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Jun 17, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Jun 16, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Jun 15, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Jun 12, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Jun 11, 2026
0.0091 0.0170 0.0091 0.0162 0.0162 56,000
Jun 10, 2026
0.0162 0.0175 0.0162 0.0162 0.0162 11,045
Jun 9, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Jun 8, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Jun 5, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Jun 4, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 60,522
Jun 3, 2026
0.0175 0.0175 0.0175 0.0175 0.0175 -
Jun 2, 2026
0.0175 0.0175 0.0175 0.0175 0.0175 -
Jun 1, 2026
0.0175 0.0175 0.0175 0.0175 0.0175 -
May 29, 2026
0.0175 0.0175 0.0175 0.0175 0.0175 -
May 28, 2026
0.0175 0.0175 0.0175 0.0175 0.0175 -
May 27, 2026
0.0175 0.0175 0.0175 0.0175 0.0175 -
May 26, 2026
0.0175 0.0210 0.0175 0.0175 0.0175 8,000
May 22, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
May 21, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
May 20, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
May 19, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 26,000
May 18, 2026
0.0210 0.0210 0.0210 0.0210 0.0210 -
May 15, 2026
0.0210 0.0210 0.0210 0.0210 0.0210 -
May 14, 2026
0.0210 0.0210 0.0210 0.0210 0.0210 1,702
May 13, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 220
May 12, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 500
May 11, 2026
0.0210 0.0210 0.0210 0.0210 0.0210 8,298
May 8, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 400
May 7, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
May 6, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
May 5, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
May 4, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
May 1, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Apr 30, 2026
0.0439 0.0439 0.0203 0.0203 0.0203 2,150
Apr 29, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Apr 28, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Apr 27, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Apr 24, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Apr 23, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Apr 22, 2026
0.0203 0.0203 0.0203 0.0203 0.0203 -
Apr 21, 2026
0.0210 0.0210 0.0203 0.0203 0.0203 39,300
Apr 20, 2026
0.0260 0.0260 0.0260 0.0260 0.0260 800
Apr 17, 2026
0.0518 0.0518 0.0518 0.0518 0.0518 -
Apr 16, 2026
0.0518 0.0518 0.0518 0.0518 0.0518 -
Apr 15, 2026
0.0518 0.0518 0.0518 0.0518 0.0518 10,000
Apr 14, 2026
0.0165 0.0165 0.0165 0.0165 0.0165 -
Apr 13, 2026
0.0165 0.0165 0.0165 0.0165 0.0165 -
Apr 10, 2026
0.0165 0.0165 0.0165 0.0165 0.0165 -
Apr 9, 2026
0.0165 0.0165 0.0165 0.0165 0.0165 -
Apr 8, 2026
0.0165 0.0165 0.0165 0.0165 0.0165 -
Apr 7, 2026
0.0165 0.0165 0.0165 0.0165 0.0165 -
Apr 6, 2026
0.0165 0.0165 0.0165 0.0165 0.0165 3,666
Apr 2, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Apr 1, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 31, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 30, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 27, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 26, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 25, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 24, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 23, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 20, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 19, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 18, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 17, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 16, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 13, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 12, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 11, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 10, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 9, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 6, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 5, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 4, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 3, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Mar 2, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 27, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 26, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 7,991
Feb 25, 2026
0.0252 0.0252 0.0252 0.0252 0.0252 500
Feb 24, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 23, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 20, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 19, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 18, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 17, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 13, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 12, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 11, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 -
Feb 10, 2026
0.0162 0.0162 0.0162 0.0162 0.0162 1,200
Feb 9, 2026
0.0564 0.0564 0.0564 0.0564 0.0564 -
Feb 6, 2026
0.0252 0.0564 0.0252 0.0564 0.0564 1,200
Feb 5, 2026
0.0252 0.0252 0.0252 0.0252 0.0252 -
Feb 4, 2026
0.0770 0.0770 0.0252 0.0252 0.0252 3,270
Feb 3, 2026
0.0770 0.0770 0.0770 0.0770 0.0770 371
Feb 2, 2026
0.0680 0.0680 0.0680 0.0680 0.0680 -
Jan 30, 2026
0.0680 0.0684 0.0680 0.0680 0.0680 82,728
Jan 29, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jan 28, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jan 27, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 -
Jan 26, 2026
0.0105 0.0105 0.0105 0.0105 0.0105 120
Jan 23, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 22, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 21, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 20, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 16, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 15, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 14, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 13, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 12, 2026
0.0162 0.0162 0.0160 0.0160 0.0160 3,525
Jan 9, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 8, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 7, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 3,604
Jan 6, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 5, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 -
Jan 2, 2026
0.0160 0.0160 0.0160 0.0160 0.0160 2,000
Dec 31, 2025
0.0103 0.0103 0.0103 0.0103 0.0103 10,000
Dec 30, 2025
0.0181 0.0181 0.0103 0.0103 0.0103 107,400
Dec 29, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 -
Dec 26, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 -
Dec 24, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 -
Dec 23, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 1,200
Dec 22, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 -
Dec 19, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 500
Dec 18, 2025
0.0160 0.0160 0.0160 0.0160 0.0160 2,500
Dec 17, 2025
0.0160 0.0160 0.0160 0.0160 0.0160 -
Dec 16, 2025
0.0190 0.0190 0.0160 0.0160 0.0160 19,990
Dec 15, 2025
0.0190 0.0190 0.0190 0.0190 0.0190 3,500
Dec 12, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 -
Dec 11, 2025
0.0181 0.0181 0.0181 0.0181 0.0181 2,550
Dec 10, 2025
0.0171 0.0171 0.0171 0.0171 0.0171 -
Dec 9, 2025
0.0171 0.0171 0.0171 0.0171 0.0171 -
Dec 8, 2025
0.0171 0.0171 0.0171 0.0171 0.0171 154
Dec 5, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Dec 4, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Dec 3, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Dec 2, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Dec 1, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 28, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 26, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 25, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 24, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 21, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 20, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 19, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 18, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 17, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 14, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 13, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 12, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 11, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 -
Nov 10, 2025
0.0600 0.0600 0.0600 0.0600 0.0600 3,000
Nov 7, 2025
0.0500 0.0500 0.0500 0.0500 0.0500 -
Nov 6, 2025
0.0500 0.0500 0.0500 0.0500 0.0500 -
Nov 5, 2025
0.0353 0.0500 0.0300 0.0500 0.0500 21,297
Nov 4, 2025
0.0360 0.0360 0.0360 0.0360 0.0360 9,500
Nov 3, 2025
0.1240 0.1240 0.0132 0.0132 0.0132 22,611
Oct 31, 2025
0.0980 0.1380 0.0980 0.1380 0.1380 33,000

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