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Stockholm:TSEC Tempest Security AB Aktie

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Share price · OMXSTO:TSEC

10.00 SEK 0.00 (0.0%)

Close on Oct 30, 2026

Past year -7.0% · daily closes, Oct 30, 2025 – Oct 30, 2026, adjusted for splits

Day range: 9.85 – 10.10 SEKOct 30, 2026
Volume: 8,402 sharesOct 30, 2026
Market cap: 104.8M SEKAt the close on Oct 30, 2026 · price × 10.48M shares outstanding
52-week range: 9.26 – 14.95 SEKLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
Traded on an average day: 177,726 SEKMedian day 8,491 shares · last 3 months, Jul 31, 2026 – Oct 30, 2026

Daily closes

Last 3 months, Jul 31, 2026 – Oct 30, 2026 · OMXSTO:TSEC · SEK, adjusted for splits

Day	Close	Change	%	Open	High	Low	Volume
Fri, Oct 30	10.00	0.00	0.0%	10.10	10.10	9.85	8,402
Thu, Oct 29	10.00	-0.10	-1.0%	10.10	10.10	10.00	10,968
Wed, Oct 28	10.10	-0.20	-1.9%	10.30	10.50	9.95	31,616
Tue, Oct 27	10.30	-0.30	-2.8%	10.30	11.00	10.10	66,291
Mon, Oct 26	10.60	-0.20	-1.9%	10.80	10.80	10.30	33,886
Fri, Oct 23	10.80	+0.10	+0.9%	11.00	11.00	10.50	8,580
Thu, Oct 22	10.70	-0.40	-3.6%	10.90	11.60	10.70	24,593
Wed, Oct 21	11.10	-0.40	-3.5%	11.50	11.50	10.80	27,713
Tue, Oct 20	11.50	+0.20	+1.8%	11.60	11.60	11.30	17,790
Mon, Oct 19	11.30	-0.50	-4.2%	11.60	11.90	11.30	37,398
Fri, Oct 16	11.80	-0.20	-1.7%	11.90	12.00	11.50	6,960
Thu, Oct 15	12.00	0.00	0.0%	12.00	12.20	11.90	7,190
Wed, Oct 14	12.00	-0.30	-2.4%	12.10	12.50	11.90	40,868
Tue, Oct 13	12.30	+0.40	+3.4%	11.90	13.10	11.90	14,517
Mon, Oct 12	11.90	0.00	0.0%	11.90	11.90	11.50	3,454
Fri, Oct 9	11.90	+0.10	+0.8%	11.80	12.40	11.60	46,366
Thu, Oct 8	11.80	+0.80	+7.3%	11.00	12.70	11.00	31,902
Wed, Oct 7	11.00	+0.30	+2.8%	10.90	11.50	10.60	49,010
Tue, Oct 6	10.70	+0.10	+0.9%	10.60	11.00	10.50	46,603
Mon, Oct 5	10.60	+0.10	+1.0%	10.30	10.60	10.30	772
Fri, Oct 2	10.50	+0.20	+1.9%	10.50	10.50	10.20	2,258
Thu, Oct 1	10.30	-0.30	-2.8%	10.50	10.50	10.30	13,046
Wed, Sep 30	10.60	+0.30	+2.9%	10.40	10.60	10.20	6,163
Tue, Sep 29	10.30	+0.20	+2.0%	10.20	10.40	10.20	16,189
Mon, Sep 28	10.10	0.00	0.0%	10.10	10.30	9.90	7,824
Fri, Sep 25	10.10	+0.40	+4.1%	9.90	10.30	9.85	51,075
Thu, Sep 24	9.70	0.00	0.0%	9.90	9.90	9.70	108,018
Wed, Sep 23	9.70	-0.05	-0.5%	9.80	9.90	9.65	7,560
Tue, Sep 22	9.75	-0.05	-0.5%	9.65	10.30	9.65	9,867
Mon, Sep 21	9.80	-0.05	-0.5%	9.85	9.85	9.65	1,472
Fri, Sep 18	9.85	+0.05	+0.5%	9.95	9.95	9.70	1,740
Thu, Sep 17	9.80	-0.30	-3.0%	9.90	9.90	9.60	3,740
Wed, Sep 16	10.10	+0.25	+2.5%	10.00	10.10	9.85	5,326
Tue, Sep 15	9.85	+0.25	+2.6%	9.50	9.85	9.50	13,447
Mon, Sep 14	9.60	-0.05	-0.5%	9.75	9.90	9.60	3,991
Thu, Sep 10	9.65	+0.10	+1.0%	9.65	9.65	9.65	2
Wed, Sep 9	9.55	-0.05	-0.5%	9.55	9.55	9.40	2,562
Tue, Sep 8	9.60	-0.20	-2.0%	9.55	9.60	9.55	1,070
Mon, Sep 7	9.80	-0.10	-1.0%	9.85	9.90	9.55	18,230
Fri, Sep 4	9.90	+0.05	+0.5%	9.90	9.90	9.90	66
Thu, Sep 3	9.85	+0.10	+1.0%	9.70	9.90	9.50	9,111
Wed, Sep 2	9.75	+0.40	+4.3%	9.65	9.75	9.65	1,611
Tue, Sep 1	9.35	-0.85	-8.3%	10.20	10.20	9.35	23,179
Mon, Aug 31	10.20	+0.40	+4.1%	9.85	10.20	9.80	7,780
Fri, Aug 28	9.80	-0.20	-2.0%	9.70	10.10	9.45	15,756
Thu, Aug 27	10.00	-0.10	-1.0%	10.10	10.20	10.00	1,937
Wed, Aug 26	10.10	+0.20	+2.0%	9.80	10.10	9.80	508
Tue, Aug 25	9.90	-0.10	-1.0%	10.00	10.30	9.90	25,476
Mon, Aug 24	10.00	0.00	0.0%	9.95	10.00	9.70	2,187
Fri, Aug 21	10.00	0.00	0.0%	9.65	10.00	9.65	6,693
Thu, Aug 20	10.00	-0.50	-4.8%	10.40	10.40	9.75	35,452
Wed, Aug 19	10.50	0.00	0.0%	10.60	10.60	10.40	6,235
Tue, Aug 18	10.50	-0.20	-1.9%	10.60	10.70	10.40	33,313
Mon, Aug 17	10.70	-0.20	-1.8%	10.70	10.70	10.60	5,243
Fri, Aug 14	10.90	0.00	0.0%	10.90	10.90	10.80	1,300
Thu, Aug 13	10.90	+0.10	+0.9%	11.00	11.00	10.90	230
Wed, Aug 12	10.80	-0.10	-0.9%	11.00	11.00	10.80	1,611
Tue, Aug 11	10.90	-0.30	-2.7%	11.00	11.00	10.90	15,539
Fri, Aug 7	11.20	0.00	0.0%	11.00	11.20	11.00	899
Thu, Aug 6	11.20	-0.40	-3.4%	11.60	11.60	11.00	38,533
Wed, Aug 5	11.60	+0.60	+5.5%	11.00	11.80	10.70	20,411
Tue, Aug 4	11.00	-0.10	-0.9%	10.90	11.20	10.90	5,389
Mon, Aug 3	11.10	-0.50	-4.3%	11.50	11.50	11.00	18,047
Fri, Jul 31	11.60	-0.10	-0.9%	11.30	11.60	11.30	6,744

Ticker: Stockholm:TSEC
Asset type: Stock
Sector: Industrials
Industry: Business & professional services
Exchange: Stockholm
Currency: SEK

What changed lately

Latest news release · May 21, 2026
Tempest Security Q1 EBITDA SEK 4.6 Mln

Latest news

Tempest Security Q1 EBITDA SEK 4.6 Mln

May 21, 2026

Closed 11.40 (+5.6%) on May 21, 2026

Tempest Security CEO Acquires Shares In Co

Mar 26, 2026

Closed 10.30 (+2.0%) on Mar 26, 2026

TSEC: Strong revenue growth and improved profitability driven by Nordic focus and operational efficiencies

Feb 19, 2026

Closed 10.50 (-0.9%) on Feb 19, 2026

TSEC: Sales surged 30% in Q3 2025 as margin recovery and restructuring drive renewed profitability

Dec 3, 2025

Closed 12.50 (-3.8%) on Dec 3, 2025

Tempest Security Q3 Adjusted EBITDA At SEK 5.0 Million

Nov 20, 2025

Closed 11.25 (+14.6%) on Nov 20, 2025

Tempest Security AB: Quarterly Trading Report 2025 Q3

Oct 3, 2025

TSEC: Revenue up 7.8% in Q2; cost savings and strategic review underway amid margin pressure

Aug 21, 2025

TSEC: Strong sales growth offset by margin pressure from rapid expansion and restructuring

May 22, 2025

TSEC: Strong revenue growth offset by restructuring costs and goodwill write-down in 2024

Feb 20, 2025

TSEC: Losses in Denmark and the US led to negative Q3 results; US business is being divested

Nov 21, 2024

All Tempest Security AB news

Tempest Security AB on 6ix

Sector: Industrials
Industry: Business & professional services
News releases: 5 in the last 12 months · 11 in all · newest May 21, 2026 · oldest 2024