Holding(s) in Company

LONDON--(BUSINESS WIRE)-- 

TR-1: Standard form for notification of major holdings

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the FCA in Microsoft Word format if possible)^i
1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached^ii:			Next 15 Group Plc
1b. Please indicate if the issuer is a non-UK issuer (please mark with an “X” if appropriate)
Non-UK issuer
2. Reason for the notification (please mark the appropriate box or boxes with an “X”)
An acquisition or disposal of voting rights						X
An acquisition or disposal of financial instruments
An event changing the breakdown of voting rights
Other (please specify)^iii:
3. Details of person subject to the notification obligation^iv
Name			Richard Griffiths and controlled undertakings
City and country of registered office (if applicable)			St Helier, Jersey
4. Full name of shareholder(s) (if different from 3)^v
Name
City and country of registered office (if applicable)
5. Date on which the threshold was crossed or reached^vi:			1 December 2025
6. Date on which issuer notified (DD/MM/YYYY):			2 December 2025
7. Total positions of person(s) subject to the notification obligation
	% of voting rights attached to shares (total of 8. A)	% of voting rights through financial instruments (total of 8.B 1 + 8.B 2)		Total of both in % (8.A + 8.B)	Total number of voting rights of issuer^vii
Resulting situation on the date on which threshold was crossed or reached	1.40%	5.62%		7.02%	7,080,949
Position of previous notification (if applicable)	1.31%	5.00%		6.31%

8. Notified details of the resulting situation on the date on which the threshold was crossed or reached^viii
A: Voting rights attached to shares
Class/type of shares ISIN code (if possible)		Number of voting rights^ix					% of voting rights
		Direct (Art 9 of Directive 2004/109/EC) (DTR5.1)		Indirect (Art 10 of Directive 2004/109/EC) (DTR5.2.1)			Direct (Art 9 of Directive 2004/109/EC) (DTR5.1)		Indirect (Art 10 of Directive 2004/109/EC) (DTR5.2.1)
Ordinary GB0030026057		1,405,888					1.40%
SUBTOTAL 8. A		1,405,888					1.40%
B 1: Financial Instruments according to Art. 13(1)(a) of Directive 2004/109/EC (DTR5.3.1.1 (a))
Type of financial instrument		Expiration date^x	Exercise/ Conversion Period^xi			Number of voting rights that may be acquired if the instrument is exercised/converted.			% of voting rights
			SUBTOTAL 8. B 1
B 2: Financial Instruments with similar economic effect according to Art. 13(1)(b) of Directive 2004/109/EC (DTR5.3.1.1 (b))
Type of financial instrument	Expiration date^x		Exercise/ Conversion Period ^xi		Physical or cash settlement^xii			Number of voting rights	% of voting rights
CFD								5,675,061	5.62%
					SUBTOTAL 8.B.2			5,675,061	5.62%

9. Information in relation to the person subject to the notification obligation (please mark the applicable box with an “X”)
Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer^xiii
Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entity^xiv(please add additional rows as necessary)				X
Name^xv	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
Richard Griffiths	0.00%	5.62%	5.62%
Other entities	1.40%	0.00%	1.40%
	1.40%	5.62%	7.02%
10. In case of proxy voting, please identify:
Name of the proxy holder		NA
The number and % of voting rights held		NA
The date until which the voting rights will be held		NA
11. Additional information^xvi
Contact Next 15: Mark Sanford, Company Secretary, [phone]. LEI: 213800BK9MBUZUUPMZ63

Place of completion	St Helier, Jersey
Date of completion	2 December 2025