UK small-cap RNS · 25 Sep 2026

The key announcements of UK small & mid caps under £2bn on 25 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
25 Sep	Kier Group KIE	£1,303m	Routine	Transaction in Own Shares
25 Sep	Mears Group MER	£322m	Routine	Transaction in Own Shares
25 Sep	Mears Group MER	£322m	Routine	Transaction in Own Shares
25 Sep	System1 Group SYS1	£43m	Routine	Result of AGM
25 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.3(a) - shtead
25 Sep	Irish Continental Group Units (Comp) (CDI) ICGC	£991m	Routine	Form 8.3 - Ir5b ID
25 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 8.3 - Ptsb ID
25 Sep	Ramsdens Holdings RFX	£206m	Routine	Form 8.3 - Ramsdens Holdings plc
25 Sep	Irish Continental Group Units (Comp) (CDI) ICGC	£991m	Routine	Form 8.3 - Irish Continental Group plc
25 Sep	Irish Continental Group Units (Comp) (CDI) ICGC	£991m	Routine	Form 8.3 - Irish Continental Group plc
25 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.3 - Ashtead Technology Holdings plc
25 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
25 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
25 Sep	Ashmore Group ASHM	£1,442m	Routine	Notice of AGM
25 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.3 - Ashtead Technology Holdings plc
25 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
25 Sep	Ondo Insurtech ONDO	£17m	Routine	Result of AGM
25 Sep	SThree STEM	£358m	Routine	Form 8.3 - Sthree plc
25 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.3(a) - Shtead Technology Holdings plc
25 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.3 - Ashtead Technology Holdings plc
25 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
25 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(b) - Permanent TSB Group Holdings plc
25 Sep	SThree STEM	£358m	Routine	Form 8.5 - Sthree plc
25 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(b) - Permanent TSB Group Holdings plc
25 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(a) - Permanent TSB Group Holdings plc
25 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 8.3 - Permanent TSB Group Holdings plc
25 Sep	SThree STEM	£358m	Routine	Form 8.5 - SThree plc
25 Sep	Ramsdens Holdings RFX	£206m	Routine	Form 8.3 - Ramsdens Holdings plc
25 Sep	Ramsdens Holdings RFX	£206m	Routine	Form 8.3 - Ramsdens Holdings plc
25 Sep	Iomart Group IOM	£13m	Routine	Result of AGM
25 Sep	SThree STEM	£358m	Routine	Form 8.3 - S
25 Sep	Irish Continental Group Units (Comp) (CDI) ICGC	£991m	Routine	Form 8.3 - ICG
25 Sep	Brave Bison Group BBSN	£85m	Routine	Form 8.5 - Brave Bison Group plc
25 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.5 - Ashtead Technology Holdings plc
25 Sep	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Routine	Form 38.5(a)
25 Sep	Shearwater Group SWG	£17m	Routine	Notice of General Meeting
25 Sep	Oxford Instruments OXIG	£1,365m	Routine	Transaction in Own Shares
25 Sep	Ashtead Technology Holdings AT.	£489m	Routine	Form 8.5 - Ashtead Technology Holdings plc
25 Sep	Brave Bison Group BBSN	£85m	Routine	Form 8.5
25 Sep	NCC Group NCC	£250m	Routine	Transaction in Own Shares
25 Sep	Cairn Homes (CDI) CRN	£1,402m	Routine	Transaction in Own Shares
25 Sep	Mantle Resilience Plc MNTL	£9.0m	Routine	Notice of General Meeting
25 Sep	Surgical Innovations Group SUN	£3.7m	Routine	Notice of Results
25 Sep	Dialight DIA	£213m	Routine	Employee Benefit Trust Share Purchase
25 Sep	Volvere VLE	£48m	Routine	Transaction in Own Shares
25 Sep	NARF Industries NARF	£4.5m	Routine	Result of AGM
25 Sep	Redcentric RCN	£86m	Routine	Transaction in Own Shares
25 Sep	Anglo-Eastern Plantations AEP	£601m	Routine	Transaction in Own Shares
25 Sep	Greencoat Renewables (CDI) GRP	£714m	Routine	Transaction in Own Shares
25 Sep	IWG IWG	£1,745m	Routine	Transaction in Own Shares
25 Sep	SThree STEM	£358m	Routine	Transaction in Own Shares & Rule 2.9 Announcement
25 Sep	Venture Life Group VLG	£80m	Routine	Transaction in Own Shares
25 Sep	Globaldata DATA	£422m	Routine	Transaction in Own Shares
25 Sep	Gaming Realms GMR	£79m	Routine	Transaction in Own Shares
25 Sep	Diversified Energy Company DEC	£761m	Routine	Transaction in Own Shares
25 Sep	Foresight Group Holdings Limited FSG	£506m	Routine	Transaction in Own Shares
25 Sep	SThree STEM	£358m	Routine	Form 8.3 - SThree plc
25 Sep	Young & Co's Brewery 'A' Shares YNGA	£708m	Routine	Transaction in Own Shares