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LSE:SYS1 System1 Group PLC Share Price

Home listing (LSE) of System1 Group PLC

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Share price · LSE:SYS1

330.00p GBX (pence) -5.00 (-1.5%)

Close on Oct 30, 2026

Past year +37.5% · daily closes, Oct 30, 2025 – Oct 30, 2026, adjusted for splits

Day range: 321.00p – 330.00p GBX (pence)Oct 30, 2026
Volume: 1,496 sharesOct 30, 2026
Market cap: £41.87M GBPAt the close on Oct 30, 2026 · price × 12.69M shares outstanding
52-week range: 170.50p – 370.28p GBX (pence)Lowest and highest trades, Oct 31, 2025 – Oct 30, 2026
Traded on an average day: £145,321 GBPMedian day 7,750 shares · last 3 months, Jul 30, 2026 – Oct 30, 2026

Prices by listing

Listing	Last	Change	Volume	Open	High	Low	Previous close	Price from
LSE:SYS1 · Home	330.00p GBX (pence)	-5.00 (-1.5%)	1,496	330.00p	330.00p	321.00p	335.00p	Close on Oct 30, 2026
Frankfurt:BBA	€3.74 EUR	-0.06 (-1.6%)	—	€3.74	€3.74	€3.74	€3.80	Close on Oct 30, 2026

Daily closes

Last 3 months, Jul 30, 2026 – Oct 30, 2026 · LSE:SYS1 · GBX (pence), adjusted for splits

Day	Close	Change	%	Open	High	Low	Volume
Fri, Oct 30	330.00p	-5.00	-1.5%	330.00p	330.00p	321.00p	1,496
Thu, Oct 29	335.00p	0.00	0.0%	335.00p	335.00p	330.00p	336
Wed, Oct 28	335.00p	-5.00	-1.5%	340.00p	340.00p	330.00p	3,023
Tue, Oct 27	340.00p	0.00	0.0%	340.00p	343.00p	330.00p	28,136
Mon, Oct 26	340.00p	0.00	0.0%	340.00p	345.00p	335.51p	4,200
Fri, Oct 23	340.00p	-10.00	-2.9%	340.40p	340.40p	335.51p	46,898
Thu, Oct 22	350.00p	0.00	0.0%	350.00p	350.00p	340.40p	3,308
Wed, Oct 21	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	97,887
Tue, Oct 20	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	6,643
Mon, Oct 19	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	8,678
Fri, Oct 16	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	52,009
Thu, Oct 15	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	16,264
Wed, Oct 14	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	428,763
Tue, Oct 13	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	6
Mon, Oct 12	350.00p	+4.00	+1.2%	350.00p	360.00p	343.91p	702,596
Fri, Oct 9	346.00p	-4.00	-1.1%	350.00p	350.00p	341.00p	5,630
Thu, Oct 8	350.00p	0.00	0.0%	350.00p	350.00p	343.00p	33,280
Wed, Oct 7	350.00p	+10.00	+2.9%	360.00p	370.00p	341.00p	26,426
Tue, Oct 6	340.00p	-10.00	-2.9%	350.00p	360.00p	340.00p	2,239
Mon, Oct 5	350.00p	0.00	0.0%	350.00p	360.00p	340.00p	4,115
Fri, Oct 2	350.00p	+5.00	+1.4%	345.00p	358.00p	340.00p	21,391
Thu, Oct 1	345.00p	-15.00	-4.2%	360.00p	370.00p	340.00p	35,588
Wed, Sep 30	360.00p	0.00	0.0%	360.00p	370.00p	350.00p	14,075
Tue, Sep 29	360.00p	0.00	0.0%	360.00p	370.00p	344.50p	288,629
Mon, Sep 28	360.00p	0.00	0.0%	360.00p	365.00p	350.00p	23,641
Fri, Sep 25	360.00p	0.00	0.0%	360.00p	367.60p	351.00p	25,172
Thu, Sep 24	360.00p	+25.00	+7.5%	340.00p	370.28p	338.98p	275,149
Wed, Sep 23	335.00p	0.00	0.0%	335.00p	340.00p	330.00p	11,431
Tue, Sep 22	335.00p	0.00	0.0%	335.00p	340.00p	330.00p	6,656
Mon, Sep 21	335.00p	0.00	0.0%	335.00p	340.00p	330.50p	7,739
Fri, Sep 18	335.00p	0.00	0.0%	335.00p	340.00p	328.00p	6,739
Thu, Sep 17	335.00p	0.00	0.0%	335.00p	340.00p	330.00p	4,108
Wed, Sep 16	335.00p	0.00	0.0%	335.00p	340.00p	330.00p	130
Tue, Sep 15	335.00p	0.00	0.0%	335.00p	336.89p	330.00p	91,667
Mon, Sep 14	335.00p	-1.00	-0.3%	350.00p	354.00p	331.25p	187,601
Fri, Sep 11	336.00p	-2.00	-0.6%	336.00p	336.00p	328.00p	19,999
Thu, Sep 10	338.00p	-2.00	-0.6%	333.00p	340.00p	330.00p	30,478
Wed, Sep 9	340.00p	+4.00	+1.2%	336.00p	340.00p	330.00p	21,146
Tue, Sep 8	336.00p	0.00	0.0%	336.00p	340.00p	332.00p	11,723
Mon, Sep 7	336.00p	0.00	0.0%	336.00p	339.48p	334.48p	16,588
Fri, Sep 4	336.00p	+1.00	+0.3%	335.00p	338.73p	332.00p	601
Thu, Sep 3	335.00p	0.00	0.0%	335.00p	340.00p	335.00p	9
Wed, Sep 2	335.00p	0.00	0.0%	335.00p	340.00p	330.00p	7,761
Tue, Sep 1	335.00p	0.00	0.0%	335.00p	340.00p	330.00p	2,208
Fri, Aug 28	335.00p	0.00	0.0%	335.00p	335.00p	330.00p	54
Thu, Aug 27	335.00p	0.00	0.0%	335.00p	340.00p	331.03p	11,915
Wed, Aug 26	335.00p	0.00	0.0%	335.00p	340.00p	330.00p	1,207
Tue, Aug 25	335.00p	0.00	0.0%	335.00p	340.00p	330.75p	1,614
Mon, Aug 24	335.00p	+5.00	+1.5%	330.00p	340.00p	324.00p	27,225
Fri, Aug 21	330.00p	0.00	0.0%	330.00p	333.60p	328.00p	14,378
Thu, Aug 20	330.00p	0.00	0.0%	330.00p	336.00p	324.00p	22,506
Wed, Aug 19	330.00p	+5.00	+1.5%	325.00p	330.00p	320.00p	1,792
Tue, Aug 18	325.00p	0.00	0.0%	325.00p	330.00p	320.00p	2,918
Mon, Aug 17	325.00p	0.00	0.0%	325.00p	330.00p	325.00p	1,677
Fri, Aug 14	325.00p	0.00	0.0%	325.00p	330.00p	325.00p	501
Thu, Aug 13	325.00p	0.00	0.0%	325.00p	330.00p	320.00p	4
Wed, Aug 12	325.00p	0.00	0.0%	325.00p	330.00p	325.00p	1,519
Tue, Aug 11	325.00p	0.00	0.0%	325.00p	330.00p	320.00p	9,685
Mon, Aug 10	325.00p	0.00	0.0%	325.00p	330.00p	325.00p	7,597
Fri, Aug 7	325.00p	0.00	0.0%	325.00p	329.99p	325.00p	1,256
Thu, Aug 6	325.00p	0.00	0.0%	325.00p	330.00p	320.00p	3,411
Wed, Aug 5	325.00p	0.00	0.0%	325.00p	330.00p	320.60p	1,172
Tue, Aug 4	325.00p	0.00	0.0%	325.00p	330.00p	320.00p	1,200
Mon, Aug 3	325.00p	0.00	0.0%	325.00p	330.00p	320.00p	37,590
Fri, Jul 31	325.00p	0.00	0.0%	325.00p	330.00p	320.00p	3,709
Thu, Jul 30	325.00p	-20.00	-5.8%	338.00p	346.00p	323.10p	18,554

Ticker: LSE:SYS1
Asset type: Stock
Exchange: LSE
Currency: GBX

What changed lately

Latest news release · Oct 27, 2026
Lapse of Brave Bison Offer and Notice of Results
Latest earnings call · Jul 8, 2026
System1 Group (LSE:SYS1) — Final Results
Replay and transcript
Watch replay
Latest deck · July 2026
FY2026 Earnings Presentation
Earnings · 38 slides

Calls

Replays

System1 Group (LSE:SYS1) — Final Results
Wed, Jul 08, 2026 · 9:00 AM ET
Watch Transcript
System1 Group (LSE:SYS1) — Capital Markets Day
Wed, Oct 22, 2025 · 10:00 AM ET
Watch Transcript
System1 Group (LSE:SYS1) — AGM
Wed, Sep 24, 2025 · 5:30 AM ET
Watch Transcript

Latest news

Lapse of Brave Bison Offer and Notice of Results

Oct 27, 2026

Closed 340.00p (0.0%) on Oct 27, 2026

Disclosure Table

Oct 26, 2026

Closed 340.00p (0.0%) on Oct 27, 2026

Lapse of Final Offer

Oct 26, 2026

Closed 340.00p (0.0%) on Oct 27, 2026

Day 57 Update on Acceptance Levels

Oct 26, 2026

Closed 340.00p (0.0%) on Oct 26, 2026

Day 56 Update on Acceptance Levels

Oct 23, 2026

Closed 340.00p (-2.9%) on Oct 23, 2026

Day 55 Update on Acceptance Levels

Oct 22, 2026

Closed 350.00p (0.0%) on Oct 22, 2026

Day 54 Update on Acceptance Levels

Oct 21, 2026

Closed 350.00p (0.0%) on Oct 21, 2026

Day 53 Update on Acceptance Levels

Oct 20, 2026

Closed 350.00p (0.0%) on Oct 20, 2026

Posting of Shareholder Letter

Oct 16, 2026

Closed 350.00p (0.0%) on Oct 16, 2026

Acceptance Level Update

Oct 16, 2026

Closed 350.00p (0.0%) on Oct 16, 2026

All System1 Group PLC news

Decks

FY2026 Earnings Presentation
Earnings · 38 slides · July 2026
H1 FY26 Earnings Presentation
Earnings · 39 slides · December 2025
Investor Day (October 2025)
Investor day · 51 slides · Oct 22, 2025
FY2025 Earnings Presentation
Earnings · 51 slides · July 2025

System1 Group PLC on 6ix

News releases: 40 in the last 12 months · 176 in all · newest Oct 27, 2026 · oldest 2006
Calls: 10 calls with a replay · 10 with a transcript · latest Jul 8, 2026
Decks: 44 decks · latest July 2026

Where System1 Group PLC is listed

Listing	Exchange	Country	Currency
LSE:SYS1 · Home listing · This page	LSE	United Kingdom	GBX
Frankfurt:BBA	Frankfurt	Germany	EUR
Lang & Schwarz:A0LF1L	Lang & Schwarz	Germany	EUR
LS Exchange:A0LF1L	LS Exchange	Germany	EUR
Dusseldorf:BBA	Dusseldorf	Germany	EUR
Stuttgart:BBA	Stuttgart	Germany	EUR

LSE:SYS1 System1 Group PLC Share Price

Prices by listing

Daily closes

What changed lately

Lapse of Brave Bison Offer and Notice of Results

System1 Group (LSE:SYS1) — Final Results

FY2026 Earnings Presentation

Calls

Replays

Latest news

Lapse of Brave Bison Offer and Notice of Results

Disclosure Table

Lapse of Final Offer

Day 57 Update on Acceptance Levels

Day 56 Update on Acceptance Levels

Day 55 Update on Acceptance Levels

Day 54 Update on Acceptance Levels

Day 53 Update on Acceptance Levels

Posting of Shareholder Letter

Acceptance Level Update

Decks

FY2026 Earnings Presentation

H1 FY26 Earnings Presentation

Investor Day (October 2025)

FY2025 Earnings Presentation

System1 Group PLC on 6ix

Where System1 Group PLC is listed