Stock listing

OTC:PKTX ProtoKinetix, Inc. Stock

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Share price · OTC:PKTX

$0.0003 USD 0.0000 (0.0%)

Close on Oct 29, 2026

Past year -94.5% · daily closes, Oct 29, 2025 – Oct 29, 2026, adjusted for splits

Day range: $0.0003 – $0.0003 USDOct 29, 2026
Volume: 12,000 sharesOct 29, 2026
Market cap: $123,489 USDAt the close on Oct 29, 2026 · price × 411.6M shares outstanding
52-week range: $0.0001 – $0.0124 USDLowest and highest trades, Oct 30, 2025 – Oct 29, 2026
Traded on an average day: $21 USDMedian day 0 shares · 42 days with no trades · last 3 months, Aug 4, 2026 – Oct 29, 2026

Daily closes

Last 3 months, Aug 4, 2026 – Oct 29, 2026 · OTC:PKTX · USD, adjusted for splits

Day	Close	Change	%	Open	High	Low	Volume
Thu, Oct 29	$0.0003	0.0000	0.0%	$0.0003	$0.0003	$0.0003	12,000
Thu, Oct 22	$0.0003	0.0000	0.0%	$0.0003	$0.0003	$0.0003	0
Wed, Oct 21	$0.0003	-0.0001	-25.0%	$0.0003	$0.0003	$0.0003	100
Tue, Oct 20	$0.0004	+0.0002	+100.0%	$0.0004	$0.0004	$0.0004	550,000
Mon, Oct 19	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Oct 16	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Thu, Oct 15	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Wed, Oct 14	$0.0002	+0.0001	+100.0%	$0.0002	$0.0002	$0.0002	160,000
Tue, Oct 13	$0.0001	0.0000	0.0%	$0.0001	$0.0001	$0.0001	0
Mon, Oct 12	$0.0001	0.0000	0.0%	$0.0001	$0.0001	$0.0001	0
Fri, Oct 9	$0.0001	0.0000	0.0%	$0.0001	$0.0001	$0.0001	0
Thu, Oct 8	$0.0001	-0.0001	-50.0%	$0.0001	$0.0001	$0.0001	50,000
Wed, Oct 7	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Tue, Oct 6	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Mon, Oct 5	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Oct 2	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Thu, Oct 1	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Wed, Sep 30	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Tue, Sep 29	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Mon, Sep 28	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Sep 25	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	230
Thu, Sep 24	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Wed, Sep 23	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Tue, Sep 22	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Mon, Sep 21	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Sep 18	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Thu, Sep 17	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Wed, Sep 16	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Tue, Sep 15	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Mon, Sep 14	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Sep 11	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Thu, Sep 10	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Wed, Sep 9	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Tue, Sep 8	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Sep 4	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	5,000
Thu, Sep 3	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Wed, Sep 2	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Tue, Sep 1	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	6,000
Mon, Aug 31	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Aug 28	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	1,000
Thu, Aug 27	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	1,000
Wed, Aug 26	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Tue, Aug 25	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Mon, Aug 24	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	1,000
Fri, Aug 21	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Thu, Aug 20	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Wed, Aug 19	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	20,458
Tue, Aug 18	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Mon, Aug 17	$0.0002	0.0000	0.0%	$0.0002	$0.0002	$0.0002	0
Fri, Aug 14	$0.0002	-0.0003	-60.0%	$0.0002	$0.0002	$0.0002	50,000
Thu, Aug 13	$0.0005	0.0000	0.0%	$0.0005	$0.0005	$0.0005	0
Wed, Aug 12	$0.0005	+0.0001	+25.0%	$0.0002	$0.0005	$0.0002	400,000
Tue, Aug 11	$0.0004	0.0000	0.0%	$0.0004	$0.0004	$0.0004	0
Mon, Aug 10	$0.0004	0.0000	0.0%	$0.0004	$0.0004	$0.0004	0
Fri, Aug 7	$0.0004	0.0000	0.0%	$0.0004	$0.0004	$0.0004	0
Thu, Aug 6	$0.0004	0.0000	0.0%	$0.0004	$0.0004	$0.0004	0
Wed, Aug 5	$0.0004	-0.0065	-94.2%	$0.0055	$0.0055	$0.0004	506,909
Tue, Aug 4	$0.0069	+0.0003	+4.5%	$0.0055	$0.0069	$0.0055	75,254

Ticker: OTC:PKTX
Asset type: Stock
Sector: Health care
Industry: Biotechnology
Exchange: OTC
Currency: USD

What changed lately

Latest news release · Sep 3, 2026
Annual Report for Fiscal Year Ending December 31, 2025 (Form 10-K)

Latest news

Annual Report for Fiscal Year Ending December 31, 2025 (Form 10-K)

Sep 3, 2026

Closed $0.0002 (0.0%) on Sep 4, 2026

Initial Statement of Beneficial Ownership (Form 3)

Jul 28, 2026

Research Paper Incorporating ProtoKinetix AAGP® Submitted to Scientific Journal for Publication

Jun 6, 2023

ProtoKinetix Successfully Completes Phase 1 Clinical Trials for the Treatment of Type 1 Diabetes in Islet Cell Transplants

Jul 20, 2022

ProtoKinetix Announces Annual General Stockholder Meeting Will Be Held Virtually Only

Jan 14, 2022

ProtoKinetix Announces Selection of AAGP® Candidate Formulations for Treatment of Dry Eye Disease

Nov 23, 2021

ProtoKinetix and IQVIA Partner to Support Development of AAGP® Product in the Treatment of Ocular Conditions

May 12, 2021

ProtoKinetix Announces the Resumption of Phase 1b Clinical Trials for the use of AAGP® Treated Islet Cells in the Treatment of Type 1 Diabetes

Apr 22, 2021

ProtoKinetix Engages Multi-National Partner for Formulation of Topical Drug to Treat Dry Eye Disease & Ocular Inflammation with AAGP®

Apr 14, 2021

Journal of Tissue Engineering and Regenerative Medicine Publishes Peer Reviewed Research Paper Establishing ProtoKinetix AAGP® Enhanced Stem Cell Vision Restoration

Apr 7, 2021

All ProtoKinetix, Inc. news

Decks

Shareholder Meeting (February 2022)
Shareholder meeting · 24 slides · Feb 11, 2022
Investor Presentation (September 2020)
Investor deck · 26 slides · September 2020
Investor Presentation (June 2019)
Investor deck · 20 slides · June 2019

ProtoKinetix, Inc. on 6ix

Sector: Health care
Industry: Biotechnology
News releases: 2 in the last 12 months · 68 in all · newest Sep 3, 2026 · oldest 2009
Decks: 3 decks · latest Feb 11, 2022

OTC:PKTX ProtoKinetix, Inc. Stock

Daily closes

What changed lately

Annual Report for Fiscal Year Ending December 31, 2025 (Form 10-K)

Latest news

Annual Report for Fiscal Year Ending December 31, 2025 (Form 10-K)

Initial Statement of Beneficial Ownership (Form 3)

Research Paper Incorporating ProtoKinetix AAGP® Submitted to Scientific Journal for Publication

ProtoKinetix Successfully Completes Phase 1 Clinical Trials for the Treatment of Type 1 Diabetes in Islet Cell Transplants

ProtoKinetix Announces Annual General Stockholder Meeting Will Be Held Virtually Only

ProtoKinetix Announces Selection of AAGP® Candidate Formulations for Treatment of Dry Eye Disease

ProtoKinetix and IQVIA Partner to Support Development of AAGP® Product in the Treatment of Ocular Conditions

ProtoKinetix Announces the Resumption of Phase 1b Clinical Trials for the use of AAGP® Treated Islet Cells in the Treatment of Type 1 Diabetes

ProtoKinetix Engages Multi-National Partner for Formulation of Topical Drug to Treat Dry Eye Disease & Ocular Inflammation with AAGP®

Journal of Tissue Engineering and Regenerative Medicine Publishes Peer Reviewed Research Paper Establishing ProtoKinetix AAGP® Enhanced Stem Cell Vision Restoration

Decks

Shareholder Meeting (February 2022)

Investor Presentation (September 2020)

Investor Presentation (June 2019)

ProtoKinetix, Inc. on 6ix