Stock listing

Stockholm:CLSB Clinical Laserthermia Systems AB Aktie

Home listing (Stockholm) of Clinical Laserthermia Systems AB

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Share price · OMXSTO:CLS_B

1.78 SEK -0.00 (-0.2%)

Close on Nov 3, 2026

Past year -76.7% · daily closes, Nov 3, 2025 – Nov 3, 2026, adjusted for splits

Day range: 1.70 – 1.79 SEKNov 3, 2026
Volume: 38,095 sharesNov 3, 2026
Market cap: 86.16M SEKAt the close on Nov 3, 2026 · price × 48.52M shares outstanding
52-week range: 1.61 – 9.88 SEKLowest and highest trades, Nov 4, 2025 – Nov 3, 2026
Traded on an average day: 118,351 SEKMedian day 62,104 shares · last 3 months, Aug 3, 2026 – Nov 3, 2026

Prices by listing

Listing	Last	Change	Volume	Open	High	Low	Previous close	Price from
Frankfurt:LS60	€0.11 EUR	+0.005 (+4.9%)	—	€0.111	€0.111	€0.11	€0.105	Close on Oct 30, 2026

Daily closes

Last 3 months, Aug 3, 2026 – Nov 3, 2026 · OMXSTO:CLS_B · SEK, adjusted for splits

Day	Close	Change	%	Open	High	Low	Volume
Tue, Nov 3	1.776	-0.004	-0.2%	1.74	1.788	1.704	38,095
Mon, Nov 2	1.78	+0.02	+1.1%	1.712	1.788	1.712	53,794
Fri, Oct 30	1.76	-0.008	-0.5%	1.766	1.766	1.61	30,029
Thu, Oct 29	1.768	-0.01	-0.6%	1.822	1.85	1.71	100,417
Wed, Oct 28	1.778	0.00	0.0%	1.78	1.78	1.748	83,009
Tue, Oct 27	1.778	+0.052	+3.0%	1.748	1.778	1.712	58,240
Mon, Oct 26	1.726	-0.062	-3.5%	1.716	1.734	1.67	114,734
Fri, Oct 23	1.788	+0.042	+2.4%	1.78	1.798	1.724	27,327
Thu, Oct 22	1.746	-0.006	-0.3%	1.75	1.752	1.72	20,537
Wed, Oct 21	1.752	-0.038	-2.1%	1.79	1.79	1.724	18,681
Tue, Oct 20	1.79	+0.038	+2.2%	1.712	1.808	1.712	32,079
Mon, Oct 19	1.752	-0.04	-2.2%	1.80	1.802	1.73	29,139
Fri, Oct 16	1.792	+0.012	+0.7%	1.75	1.798	1.714	75,078
Thu, Oct 15	1.78	-0.02	-1.1%	1.77	1.808	1.732	17,804
Wed, Oct 14	1.80	+0.032	+1.8%	1.768	1.808	1.75	50,494
Tue, Oct 13	1.768	-0.014	-0.8%	1.782	1.798	1.76	72,502
Mon, Oct 12	1.782	-0.014	-0.8%	1.752	1.798	1.752	26,483
Fri, Oct 9	1.796	-0.014	-0.8%	1.808	1.808	1.728	95,543
Thu, Oct 8	1.81	+0.022	+1.2%	1.784	1.81	1.71	101,023
Wed, Oct 7	1.788	+0.01	+0.6%	1.782	1.858	1.736	112,395
Tue, Oct 6	1.778	-0.002	-0.1%	1.706	1.778	1.706	102,293
Mon, Oct 5	1.78	+0.026	+1.5%	1.754	1.812	1.692	86,466
Fri, Oct 2	1.754	-0.056	-3.1%	1.80	1.83	1.70	111,869
Thu, Oct 1	1.81	-0.04	-2.2%	1.826	1.858	1.772	59,572
Wed, Sep 30	1.85	+0.046	+2.5%	1.806	1.86	1.76	71,305
Tue, Sep 29	1.804	+0.008	+0.4%	1.77	1.81	1.752	76,940
Mon, Sep 28	1.796	+0.004	+0.2%	1.794	1.808	1.762	48,100
Fri, Sep 25	1.792	-0.018	-1.0%	1.85	1.85	1.75	182,615
Thu, Sep 24	1.81	0.00	0.0%	1.774	1.81	1.772	98,928
Wed, Sep 23	1.81	-0.03	-1.6%	1.78	1.85	1.766	82,232
Tue, Sep 22	1.84	-0.008	-0.4%	1.80	1.888	1.794	103,786
Mon, Sep 21	1.848	+0.048	+2.7%	1.838	1.864	1.784	43,016
Fri, Sep 18	1.80	-0.026	-1.4%	1.79	1.842	1.79	64,457
Thu, Sep 17	1.826	-0.016	-0.9%	1.888	1.888	1.788	72,786
Wed, Sep 16	1.842	-0.05	-2.6%	1.856	1.992	1.80	45,088
Tue, Sep 15	1.892	-0.008	-0.4%	1.998	1.998	1.852	27,606
Mon, Sep 14	1.90	-0.004	-0.2%	1.832	1.994	1.832	114,006
Fri, Sep 11	1.904	-0.006	-0.3%	2.00	2.00	1.892	85,750
Thu, Sep 10	1.91	-0.082	-4.1%	1.99	1.99	1.882	74,652
Wed, Sep 9	1.992	+0.084	+4.4%	1.888	2.04	1.832	152,151
Tue, Sep 8	1.908	-0.086	-4.3%	1.978	1.978	1.874	69,273
Mon, Sep 7	1.994	+0.094	+4.9%	1.90	2.11	1.89	87,651
Fri, Sep 4	1.90	+0.014	+0.7%	1.89	1.916	1.852	16,221
Thu, Sep 3	1.886	-0.006	-0.3%	1.898	1.898	1.85	15,243
Wed, Sep 2	1.892	-0.004	-0.2%	1.894	1.92	1.852	6,817
Tue, Sep 1	1.896	+0.032	+1.7%	1.916	1.916	1.84	12,016
Mon, Aug 31	1.864	-0.012	-0.6%	1.816	1.878	1.816	20,710
Fri, Aug 28	1.876	+0.01	+0.5%	1.866	1.878	1.80	37,814
Thu, Aug 27	1.866	+0.006	+0.3%	1.896	1.896	1.822	19,070
Wed, Aug 26	1.86	+0.004	+0.2%	1.888	1.92	1.84	59,926
Tue, Aug 25	1.856	+0.006	+0.3%	1.848	1.876	1.822	27,584
Mon, Aug 24	1.85	-0.038	-2.0%	1.888	1.93	1.82	151,597
Fri, Aug 21	1.888	+0.038	+2.1%	1.85	1.89	1.842	62,104
Thu, Aug 20	1.85	-0.006	-0.3%	1.856	1.864	1.806	13,791
Wed, Aug 19	1.856	+0.044	+2.4%	1.858	1.86	1.818	47,634
Tue, Aug 18	1.812	-0.002	-0.1%	1.802	1.858	1.762	73,947
Mon, Aug 17	1.814	-0.034	-1.8%	1.838	1.838	1.782	85,117
Fri, Aug 14	1.848	-0.03	-1.6%	1.882	1.882	1.812	41,014
Thu, Aug 13	1.878	-0.012	-0.6%	1.884	1.884	1.826	25,413
Wed, Aug 12	1.89	+0.014	+0.7%	1.872	1.896	1.822	90,325
Tue, Aug 11	1.876	-0.022	-1.2%	1.838	1.894	1.82	77,182
Mon, Aug 10	1.898	+0.064	+3.5%	1.802	1.898	1.80	108,935
Fri, Aug 7	1.834	+0.034	+1.9%	1.838	1.858	1.794	50,572
Thu, Aug 6	1.80	-0.04	-2.2%	1.84	1.89	1.762	92,956
Wed, Aug 5	1.84	-0.01	-0.5%	1.83	1.848	1.802	36,566
Tue, Aug 4	1.85	-0.02	-1.1%	1.86	1.90	1.80	107,982
Mon, Aug 3	1.87	-0.024	-1.3%	1.84	1.90	1.82	30,761

Ticker: Stockholm:CLS_B
Asset type: Stock
Sector: Health care
Industry: Medical devices & supplies
Exchange: Stockholm
Currency: SEK

What changed lately

Latest news release · May 28, 2026
CLS Enters Research Agreement With U.S. National Cancer Institute

Latest news

CLS Enters Research Agreement With U.S. National Cancer Institute

May 28, 2026

Closed 3.71 (-9.2%) on May 28, 2026

Sweden's CLS Q1 sales fall 72% after partner talks

May 12, 2026

Closed 4.65 (-2.8%) on May 12, 2026

CLS Receives Order Worth SEK 23 Mln For Prism Business

May 11, 2026

Closed 4.78 (+37.4%) on May 11, 2026

Clinical Laserthermia Systems Says Continues To Maintain Targets For 2026

Feb 20, 2026

Closed 5.14 (-39.2%) on Feb 20, 2026

CLS Initiates Recruitment Process For Permanent Chief Financial Officer

Dec 12, 2025

Closed 6.93 (-2.6%) on Dec 15, 2025

Clinical Laserthermia Systems Q3 Revenue SEK 2.8 Mln

Nov 14, 2025

Closed 8.26 (-11.0%) on Nov 14, 2025

CLS-sponsored neuro LITT study in patients with malignant brain tumor shows positive results

Oct 7, 2025

Clinical Laserthermia Systems AB: Quarterly Trading Report 2025 Q3

Oct 3, 2025

CLS Raises SEK 20.9 Mln Through Full Subscription Of Warrants

Sep 30, 2025

CLS_B: Record Q2 sales and improved margins drive narrowed losses and strong growth outlook

Aug 22, 2025

All Clinical Laserthermia Systems AB news

Decks

Shareholder Meeting (May 2018)
Shareholder meeting · 18 slides · May 18, 2018

Clinical Laserthermia Systems AB on 6ix

Sector: Health care
Industry: Medical devices & supplies
News releases: 6 in the last 12 months · 14 in all · newest May 28, 2026 · oldest 2024
Decks: 1 deck · latest May 18, 2018

Where Clinical Laserthermia Systems AB is listed

Listing	Exchange	Country	Currency
Stockholm:CLSB · Home listing · This page	Stockholm	Sweden	SEK
Frankfurt:LS60	Frankfurt	Germany	EUR

Stockholm:CLSB Clinical Laserthermia Systems AB Aktie

Prices by listing

Daily closes

What changed lately

CLS Enters Research Agreement With U.S. National Cancer Institute

Latest news

CLS Enters Research Agreement With U.S. National Cancer Institute

Sweden's CLS Q1 sales fall 72% after partner talks

CLS Receives Order Worth SEK 23 Mln For Prism Business

Clinical Laserthermia Systems Says Continues To Maintain Targets For 2026

CLS Initiates Recruitment Process For Permanent Chief Financial Officer

Clinical Laserthermia Systems Q3 Revenue SEK 2.8 Mln

CLS-sponsored neuro LITT study in patients with malignant brain tumor shows positive results

Clinical Laserthermia Systems AB: Quarterly Trading Report 2025 Q3

CLS Raises SEK 20.9 Mln Through Full Subscription Of Warrants

CLS_B: Record Q2 sales and improved margins drive narrowed losses and strong growth outlook

Decks

Shareholder Meeting (May 2018)

Clinical Laserthermia Systems AB on 6ix

Where Clinical Laserthermia Systems AB is listed