UK small-cap RNS · 16 Apr 2026

The key announcements of UK small & mid caps under £2bn on 16 Apr 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
16 Apr	Pennpetro Energy PPP	£11m	Holding	Holding(s) in Company
16 Apr	Renalytix RENX	£40m	Holding	Holding(s) in Company
16 Apr	Kier Group KIE	£1,303m	Holding	Holding(s) in Company
16 Apr	Arc Minerals Limited ARCM	£14m	Holding	Holding(s) in Company
16 Apr	Atalaya Mining ATYM	£1,229m	Holding	Holding(s) in Company
16 Apr	PureTech Health PRTC	£268m	Holding	Holding(s) in Company
16 Apr	Costain Group COST	£651m	Holding	Holding(s) in Company
16 Apr	Mortgage Advice Bureau (Holdings) MAB1	£220m	Holding	Holding(s) in Company
16 Apr	Amigo Holdings AMGO	£33m	Holding	Holding(s) in Company
16 Apr	Morgan Sindall Group MGNS	£1,839m	Holding	Holding(s) in Company
16 Apr	Frontier IP Group FIPP	£13m	Holding	Holding(s) in Company
16 Apr	Faron Pharmaceuticals Oy FARN	£66m	Overhang	Holding(s) In Company
16 Apr	Domino's Pizza Group DOM	£827m	Holding	Holding(s) in Company
16 Apr	ActiveOps AOM	£72m	Holding	Holding(s) in Company
16 Apr	DotDigital Group DOTD	£168m	Holding	Holding(s) in Company
16 Apr	DotDigital Group DOTD	£168m	Holding	Holding(s) in Company
16 Apr	OSB Group OSB	£1,615m	Holding	Holding(s) in Company
16 Apr	Eden Research EDEN	£20m	Holding	Holding(s) in Company
16 Apr	AdvancedAdvT Limited ADVT	£233m	Holding	Holding(s) in Company
16 Apr	Iofina IOF	£90m	Holding	Holding(s) in Company
16 Apr	Ashtead Technology Holdings AT.	£489m	Holding	Holding(s) in Company
16 Apr	WH Smith SMWH	£631m	Holding	Holding(s) in Company
16 Apr	Provexis PXS	£22m	Holding	Holding(s) in Company
16 Apr	Plexus Holdings POS	£5.2m	Holding	Holding(s) in Company
16 Apr	Permanent TSB Group Holdings (CDI) PTSB	£1,370m	Holding	Holding(s) in Company
16 Apr	Renalytix RENX	£40m	Holding	Holding(s) in Company
16 Apr	Somero Enterprises Inc. SOM	£152m	Holding	Holding(s) in Company
16 Apr	Gulf Marine Services GMS	£212m	Holding	Holding(s) in Company
16 Apr	WH Smith SMWH	£631m	Holding	Holding(s) in Company
16 Apr	Premier African Minerals Ltd PREM	£2.2m	Holding	Holding(s) in Company
16 Apr	PureTech Health PRTC	£268m	Holding	Holding(s) in Company
16 Apr	RC Fornax PLC RCFX	£4.5m	Holding	Holding(s) in Company
16 Apr	Light Science Technologies Holdings LST	£8.6m	Holding	Holding(s) in Company
16 Apr	Blue Star Capital BLU	£1.8m	Overhang	Holding(s) in Company
16 Apr	KR1 Plc KR1	£44m	Holding	Holding Update: Bitway Bitway is an open financial infrastructure platform connecting onchain stablecoin and Bitcoin liquidity to institutional-grade yield and credit markets.