UK small-cap RNS · 23 Sep 2026

The key announcements of UK small & mid caps under £2bn on 23 Sep 2026 – situations they move are marked, with the share price since.

Key = all announcements except routine filings (voting rights, buybacks, holdings, director forms), plus director dealings and holdings that are part of a situation. Not investment advice.

Date	Company	Mcap ↕	Type	Announcement
23 Sep	Autins Group AUTG	£5.7m	Routine	Result of AGM
23 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.3 - Ashtead Technology Holdings plc
23 Sep	Premier African Minerals Ltd PREM	£2.2m	Routine	Result of Meeting
23 Sep	TPXimpact Holdings TPX	£90m	Routine	Result of AGM
23 Sep	Arcontech Group ARC	£11m	Routine	Posting of Annual Report & Notice of AGM
23 Sep	Xaar XAR	£130m	Routine	Admission to Trading
23 Sep	Tribal Group TRB	£216m	Routine	OPENING POSITION DISCLOSURE BY A PARTY TO AN OFFER
23 Sep	Irish Continental Group Units (Comp) (CDI) ICGC	£991m	Routine	Form 8.3 - Ir5b ID
23 Sep	Irish Continental Group Units (Comp) (CDI) ICGC	£991m	Routine	Form 8.3 - Irish Continental Group plc
23 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
23 Sep	Smart (J) & Co. SMJ	£42m	Routine	Transaction in Own Shares
23 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
23 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
23 Sep	SThree STEM	£358m	Routine	Form 8.3 - Sthree plc
23 Sep	Ramsdens Holdings RFX	£206m	Routine	Form 8.3 - Ramsdens Holdings plc
23 Sep	Baltic Classifieds Group BCG	£786m	Routine	Result of AGM
23 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
23 Sep	SDI Group SDI	£100m	Routine	Result of AGM
23 Sep	SThree STEM	£358m	Routine	Form 8.5 - Sthree plc
23 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(b) - Permanent TSB Group Holdings plc
23 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(b) - Permanent TSB Group Holdings plc
23 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(a) - Permanent TSB Group Holdings plc
23 Sep	Ramsdens Holdings RFX	£206m	Routine	Form 8.3 - Ramsdens Holdings plc
23 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 8.3 - Permanent TSB Group Holdings plc
23 Sep	Ramsdens Holdings RFX	£206m	Routine	Form 8.3 - Ramsdens Holdings plc
23 Sep	Sunda Energy SNDA	£13m	Routine	Posting of Circular and Notice of General Meeting
23 Sep	SThree STEM	£358m	Routine	Form 8.5 - SThree plc
23 Sep	Irish Continental Group Units (Comp) (CDI) ICGC	£991m	Routine	Form 8.3 - ICG
23 Sep	Costain Group COST	£651m	Routine	Transaction in Own Shares
23 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(a)
23 Sep	NCC Group NCC	£250m	Routine	Transaction in Own Shares
23 Sep	Brave Bison Group BBSN	£85m	Routine	Form 8.5
23 Sep	Cairn Homes (CDI) CRN	£1,402m	Routine	Transaction in Own Shares
23 Sep	Mcbride MCB	£299m	Routine	Redemption of B Shares
23 Sep	Workspace Group WKP	£637m	Routine	Block Listing Application
23 Sep	Novacyt S.A. (CDI) NCYT	£28m	Routine	Notice of Results
23 Sep	Seascape Energy Asia Plc SEA	£76m	Routine	Notice of Results and Investor Presentation
23 Sep	AO World AO.	£511m	Routine	Transaction in Own Shares
23 Sep	Anglo-Eastern Plantations AEP	£601m	Routine	Transaction in Own Shares
23 Sep	IWG IWG	£1,745m	Routine	Transaction in Own Shares
23 Sep	Greencoat Renewables (CDI) GRP	£714m	Routine	Transaction in Own Shares
23 Sep	SThree STEM	£358m	Routine	Transaction in Own Shares & Rule 2.9 Announcement
23 Sep	Gaming Realms GMR	£79m	Routine	Transaction in Own Shares
23 Sep	Redcentric RCN	£86m	Routine	Transaction in Own Shares
23 Sep	Venture Life Group VLG	£80m	Routine	Transaction in Own Shares
23 Sep	Globaldata DATA	£422m	Routine	Transaction in Own Shares