Stock listing

Oslo:SEA1 Sea1 Offshore Incorporation Aksje

Home listing (Oslo) of Sea1 Offshore Incorporation

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Share price · OSL:SEA1

26.60 NOK +0.65 (+2.5%)

Close on Nov 4, 2026

Past year +29.8% · daily closes, Nov 4, 2025 – Nov 4, 2026, adjusted for splits

Day range: 25.55 – 27.10 NOKNov 4, 2026
Volume: 142,641 sharesNov 4, 2026
Market cap: 4.08B NOKAt the close on Nov 4, 2026 · price × 153.5M shares outstanding
52-week range: 20.30 – 36.35 NOKLowest and highest trades, Nov 5, 2025 – Nov 4, 2026
Traded on an average day: 3.93M NOKMedian day 106,703 shares · last 3 months, Aug 4, 2026 – Nov 4, 2026

Prices by listing

Listing	Last	Change	Volume	Open	High	Low	Previous close	Price from
Oslo:SEA1 · Home	26.60 NOK	+0.65 (+2.5%)	142,641	25.55	27.10	25.55	25.95	Close on Nov 4, 2026
Frankfurt:S5H0	€2.52 EUR	-0.045 (-1.8%)	—	€2.545	€2.545	€2.52	€2.565	Close on Oct 30, 2026

Daily closes

Last 3 months, Aug 4, 2026 – Nov 4, 2026 · OSL:SEA1 · NOK, adjusted for splits

Day	Close	Change	%	Open	High	Low	Volume
Wed, Nov 4	26.60	+0.65	+2.5%	25.55	27.10	25.55	142,641
Tue, Nov 3	25.95	+0.15	+0.6%	25.95	26.35	25.45	37,905
Mon, Nov 2	25.80	-0.60	-2.3%	27.40	27.40	25.20	391,366
Fri, Oct 30	26.40	-0.45	-1.7%	26.50	27.15	26.40	105,166
Thu, Oct 29	26.85	0.00	0.0%	26.50	27.25	26.50	73,671
Wed, Oct 28	26.85	-0.05	-0.2%	26.50	27.10	26.50	107,724
Tue, Oct 27	26.90	-0.35	-1.3%	26.40	27.45	26.40	75,517
Mon, Oct 26	27.25	+0.85	+3.2%	26.50	27.35	26.25	50,159
Fri, Oct 23	26.40	-0.05	-0.2%	26.45	26.85	26.00	128,299
Thu, Oct 22	26.45	-1.15	-4.2%	27.60	27.80	26.45	87,025
Wed, Oct 21	27.60	+0.05	+0.2%	27.20	27.90	27.20	26,479
Tue, Oct 20	27.55	-0.20	-0.7%	28.10	28.10	27.50	51,056
Mon, Oct 19	27.75	-0.45	-1.6%	29.00	29.00	27.65	43,806
Fri, Oct 16	28.20	+0.70	+2.5%	28.00	28.50	27.85	69,484
Thu, Oct 15	27.50	-0.95	-3.3%	28.10	28.45	27.50	114,701
Wed, Oct 14	28.45	-0.25	-0.9%	29.35	29.35	28.45	60,052
Tue, Oct 13	28.70	-0.90	-3.0%	28.90	29.50	28.60	120,738
Mon, Oct 12	29.60	+0.35	+1.2%	28.70	29.90	28.70	67,507
Fri, Oct 9	29.25	+1.30	+4.7%	27.25	29.50	27.25	161,866
Thu, Oct 8	27.95	+0.20	+0.7%	27.50	28.05	26.95	78,100
Wed, Oct 7	27.75	-0.30	-1.1%	28.05	28.45	27.75	54,401
Tue, Oct 6	28.05	-0.45	-1.6%	28.60	28.90	27.85	76,361
Mon, Oct 5	28.50	+0.20	+0.7%	28.00	28.70	28.00	47,887
Fri, Oct 2	28.30	-0.10	-0.4%	28.40	28.90	28.30	65,953
Thu, Oct 1	28.40	-0.65	-2.2%	29.05	29.05	28.40	70,804
Wed, Sep 30	29.05	-0.85	-2.8%	29.90	29.90	29.05	95,156
Tue, Sep 29	29.90	+0.25	+0.8%	29.60	29.95	29.30	37,937
Mon, Sep 28	29.65	-0.05	-0.2%	29.70	30.05	29.60	121,591
Fri, Sep 25	29.70	-0.05	-0.2%	29.15	30.00	29.15	84,697
Thu, Sep 24	29.75	+0.50	+1.7%	29.30	30.00	29.30	90,667
Wed, Sep 23	29.25	-0.15	-0.5%	28.70	29.45	28.70	57,390
Tue, Sep 22	29.40	-0.70	-2.3%	29.50	30.10	28.85	176,167
Mon, Sep 21	30.10	-0.30	-1.0%	30.35	30.40	29.95	189,175
Fri, Sep 18	30.40	-0.55	-1.8%	28.60	30.70	28.60	131,636
Thu, Sep 17	30.95	+0.75	+2.5%	29.50	31.10	29.50	230,246
Wed, Sep 16	30.20	+1.85	+6.5%	28.95	30.50	28.60	480,123
Tue, Sep 15	28.35	+0.10	+0.4%	28.25	28.80	27.95	180,103
Mon, Sep 14	28.25	-0.40	-1.4%	28.85	28.90	28.00	94,386
Fri, Sep 11	28.65	+0.55	+2.0%	28.90	28.90	28.30	301,330
Thu, Sep 10	28.10	-0.35	-1.2%	28.60	28.90	28.10	101,179
Wed, Sep 9	28.45	-0.45	-1.6%	28.90	28.95	28.00	228,146
Tue, Sep 8	28.90	+0.65	+2.3%	28.25	28.90	28.25	143,287
Mon, Sep 7	28.25	-0.30	-1.1%	27.95	28.70	27.95	36,057
Fri, Sep 4	28.55	+0.35	+1.2%	27.85	28.55	27.85	115,437
Thu, Sep 3	28.20	+0.15	+0.5%	28.45	28.95	27.90	162,954
Wed, Sep 2	28.05	+0.50	+1.8%	27.55	28.05	27.40	307,034
Tue, Sep 1	27.55	+0.05	+0.2%	27.45	28.05	27.20	223,675
Mon, Aug 31	27.50	+0.60	+2.2%	26.70	27.50	26.70	111,936
Fri, Aug 28	26.90	-0.05	-0.2%	26.95	27.20	26.75	52,206
Thu, Aug 27	26.95	-0.25	-0.9%	27.20	27.20	26.85	55,647
Wed, Aug 26	27.20	-0.30	-1.1%	27.30	27.80	26.90	97,599
Tue, Aug 25	27.50	-0.30	-1.1%	27.30	27.95	27.30	111,933
Mon, Aug 24	27.80	-1.10	-3.8%	28.00	28.85	27.80	98,497
Fri, Aug 21	28.90	+0.55	+1.9%	28.40	28.95	27.85	139,626
Thu, Aug 20	28.35	+0.15	+0.5%	27.80	28.50	27.70	94,661
Wed, Aug 19	28.20	-0.65	-2.3%	29.00	29.00	28.10	106,703
Tue, Aug 18	28.85	0.00	0.0%	28.85	29.30	28.75	313,693
Mon, Aug 17	28.85	-0.65	-2.2%	29.05	29.65	28.65	337,774
Fri, Aug 14	29.50	-0.50	-1.7%	29.95	29.95	28.65	533,955
Thu, Aug 13	30.00	+1.15	+4.0%	28.85	30.35	28.85	336,078
Wed, Aug 12	28.85	-0.10	-0.3%	28.85	29.20	28.55	156,103
Tue, Aug 11	28.95	+0.15	+0.5%	28.80	29.45	28.15	152,619
Mon, Aug 10	28.80	+1.45	+5.3%	27.50	28.80	27.50	205,419
Fri, Aug 7	27.35	+0.10	+0.4%	26.75	27.50	26.75	75,363
Thu, Aug 6	27.25	+0.45	+1.7%	26.80	27.25	26.15	122,386
Wed, Aug 5	26.80	+0.10	+0.4%	26.40	27.25	26.30	186,300
Tue, Aug 4	26.70	-0.05	-0.2%	26.90	27.15	26.55	73,483

Ticker: Oslo:SEA1
Asset type: Stock
Exchange: Oslo
Currency: NOK

What changed lately

Latest news release · Apr 30, 2026
Financial report (69f2e2ed782d0c39e6569982 SEA1 Q1 2026 Presentation)

Latest news

Financial report (69f2e2ed782d0c39e6569982 SEA1 Q1 2026 Presentation)

Apr 30, 2026

Closed 29.70 (+1.0%) on Apr 30, 2026

Financial report (69f2e2d1a80de9e8c3993661 SEA1 Q1 2026 Report)

Apr 30, 2026

Closed 29.70 (+1.0%) on Apr 30, 2026

Financial report (69c62a3feaa4403a87bf1a7c SEA1 Offshore Annual Report 2025 (1))

Mar 27, 2026

Closed 30.80 (-0.6%) on Mar 27, 2026

Financial report (698d6d06544d8a0941610fa8 665471 SEA1 Q4 2025 Presentation)

Feb 12, 2026

Closed 27.25 (+2.3%) on Feb 12, 2026

Financial report (698d6cc5afc0346831a61212 665471 SEA1 Q4 2025 Report)

Feb 12, 2026

Closed 27.25 (+2.3%) on Feb 12, 2026

Financial report (6904521c02b9f47375f94a95 SEA1 Q3 2025 Report)

Nov 6, 2025

Closed 20.75 (+1.2%) on Nov 6, 2025

Financial report (6904524707b84f9a1c094b3f SEA1 Q3 2025 Presentation)

Nov 6, 2025

Closed 20.75 (+1.2%) on Nov 6, 2025

Report for second quarter and first half 2025

Aug 15, 2025

Results for the second quarter 2025 and changes to the Board of Directors

Aug 15, 2025

Presentation of second quarter results 2025

Aug 13, 2025

All Sea1 Offshore Incorporation news

Sea1 Offshore Incorporation on 6ix

News releases: 7 in the last 12 months · 15 in all · newest Apr 30, 2026 · oldest 2025

Where Sea1 Offshore Incorporation is listed

Listing	Exchange	Country	Currency
Oslo:SEA1 · Home listing · This page	Oslo	Norway	NOK
gettex:S5H0	gettex	Germany	EUR
LSE:0I21	LSE	United Kingdom	NOK
Stockholm:SEA1O	Stockholm	Sweden	NOK
Aquis:SEA1O	Aquis	United Kingdom	NOK
OTC:SIOMF	OTC	United States	USD
LS Exchange:A3CRCM	LS Exchange	Germany	EUR
Lang & Schwarz:A3CRCM	Lang & Schwarz	Germany	EUR
Frankfurt:S5H0	Frankfurt	Germany	EUR
Stuttgart:S5H0	Stuttgart	Germany	EUR
Aquis:SEA1O	Aquis	United Kingdom	NOK
Dusseldorf:S5H0	Dusseldorf	Germany	EUR
Munich:S5H0	Munich	Germany	EUR
Tradegate:S5H0	Tradegate	Germany	EUR