v3.26.1
Share capital and other reserves - Ordinary shares (Details)
$ in Millions
4 Months Ended 12 Months Ended
Jul. 10, 2025
USD ($)
Jul. 10, 2025
GBP (£)
Jan. 24, 2025
shares
Dec. 31, 2025
shares
Dec. 31, 2025
GBP (£)
shares
Share capital and other reserves          
Number of shares issued | shares         32,060,106
Proceeds received         £ 105,760,000
Share capital          
Share capital and other reserves          
Premium arising         24,575
Share premium          
Share capital and other reserves          
Premium arising         £ 105,629,000
2021 Incentive Plan          
Share capital and other reserves          
Number of shares issued | shares         196,262
2021 Incentive Plan | Share capital          
Share capital and other reserves          
Premium arising         £ 146
EMI Scheme          
Share capital and other reserves          
Number of shares issued | shares         27,076
Proceeds received         £ 47,000
EMI Scheme | Share capital          
Share capital and other reserves          
Premium arising         20
EMI Scheme | Share premium          
Share capital and other reserves          
Premium arising         £ 47,000
January 2025 offering          
Share capital and other reserves          
Number of shares issued | shares     15,000,000   15,000,000
Proceeds received         £ 44,203,000
January 2025 offering | Share capital          
Share capital and other reserves          
Premium arising         11,972
January 2025 offering | Share premium          
Share capital and other reserves          
Premium arising         £ 44,066,000
January 2025 offering | Tranche A Warrant          
Share capital and other reserves          
Number of shares issued | shares         50,000
Proceeds received         £ 220,000
January 2025 offering | Tranche A Warrant | Share capital          
Share capital and other reserves          
Premium arising         37
January 2025 offering | Tranche A Warrant | Share premium          
Share capital and other reserves          
Premium arising         £ 275,000
July 2025 Offering          
Share capital and other reserves          
Number of shares issued | shares         13,800,000
Proceeds received $ 69 £ 51,000,000     £ 48,550,000
July 2025 Offering | Share capital          
Share capital and other reserves          
Premium arising         10,181
July 2025 Offering | Share premium          
Share capital and other reserves          
Premium arising         £ 48,502,000
At-the-market offering          
Share capital and other reserves          
Number of shares issued | shares       3,000,000 2,986,768
Proceeds received         £ 12,740,000
At-the-market offering | Share capital          
Share capital and other reserves          
Premium arising         2,219
At-the-market offering | Share premium          
Share capital and other reserves          
Premium arising         £ 12,739,000