Transaction in Own Shares

OSB GROUP PLC                                            
ISIN: GB00BLDRH360
24 May 2023

LEI: 213800ZBKL9BHSL2K459

OSB GROUP PLC (the Company)
Transaction in Own Shares

The Company announces that on 23 May 2023 it had purchased a total of 18,844 of its ordinary shares of £0.01 each on the London Stock Exchange through the Company's broker Citigroup Global Markets Limited as detailed below. The repurchased ordinary shares will be cancelled.

	London Stock Exchange
Number of ordinary shares purchased	18,844
Highest price paid (per ordinary share)	£5.1800
Lowest price paid (per ordinary share)	£5.1400
Volume weighted average price paid (per ordinary share)	£5.1551

The purchases form part of the Company’s share buyback programme announced on 16 March 2023.

Following settlement of the above purchases and cancellation of the purchased ordinary shares, the Company's total number of ordinary shares in issue shall be 425,218,694 ordinary shares.

No ordinary shares are held in treasury. Therefore, the total number of voting rights in the Company is 425,218,694.

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 as incorporated into and implemented under English law (including by virtue of the European Union (Withdrawal) Act 2018), the detailed breakdown of individual trades made by Citigroup Global Markets Limited on behalf of the Company as part of the share buyback programme is set out below.

This announcement does not constitute, or form part of, an offer or any solicitation of an offer for securities in any jurisdiction.

Enquiries:

OSB GROUP PLC
Jason Elphick
Group General Counsel and Company Secretary        t: 01634 848 944

Investor relations

Email: [e-mail]                                 t: 01634 838 973

Brunswick                                                                            

Robin Wrench/Simone Selzer                                 t:  020 7404 5959

Notes to Editors

About OSB GROUP PLC

OSB began trading as a bank on 1 February 2011 and was admitted to the main market of the London Stock Exchange in June 2014 (OSB.L). OSB joined the FTSE 250 index in June 2015. On 4 October 2019, OSB acquired Charter Court Financial Services Group plc and its subsidiary businesses. On 30 November 2020, OSB GROUP PLC became the listed entity and holding company for the OSB Group. OSB is a specialist lending and retail savings Group authorised by the Prudential Regulation Authority, part of the Bank of England, and regulated by the Financial Conduct Authority and Prudential Regulation Authority. The Group reports under two segments, OneSavings Bank and Charter Court Financial Services.

Issuer Name	OSB GROUP PLC
LEI	213800ZBKL9BHSL2K459
ISIN	GB00BLDRH360
Intermediary Name	Citigroup Global Markets Limited
Intermediary Code	SBILGB2L
Timezone	GMT+1
Currency	GBp

Schedule of Purchases – Individual Transactions

Company Name	ISIN	Trade Date	Trade Time	Currency	Volume	Price	Trading Venue	Transaction ID
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:27:00	GBp	46	515.00	XLON	xHa9e2pgxo8
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:27:00	GBp	155	515.00	XLON	xHa9e2pgxoA
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:26:50	GBp	229	515.00	XLON	xHa9e2pgxv9
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:26:39	GBp	250	515.00	XLON	xHa9e2pgx6@
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:26:26	GBp	134	515.00	XLON	xHa9e2pgx2f
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:26:26	GBp	131	515.00	XLON	xHa9e2pgx2h
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:26:13	GBp	287	515.00	XLON	xHa9e2pgxCV
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:26:03	GBp	244	515.00	XLON	xHa9e2pgxEE
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:25:53	GBp	38	515.00	XLON	xHa9e2pgxKQ
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:25:53	GBp	235	515.00	XLON	xHa9e2pgxKS
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:25:43	GBp	74	515.00	XLON	xHa9e2pgxH0
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:25:43	GBp	186	515.00	XLON	xHa9e2pgxH2
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:25:33	GBp	257	515.00	XLON	xHa9e2pgxSj
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:25:23	GBp	264	515.00	XLON	xHa9e2pgub2
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:25:13	GBp	244	515.00	XLON	xHa9e2pgucZ
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:24:34	GBp	2,579	515.00	XLON	xHa9e2pgukI
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:24:34	GBp	700	515.00	XLON	xHa9e2pgukK
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:24:34	GBp	183	515.00	XLON	xHa9e2pgukM
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:24:33	GBp	819	514.50	XLON	xHa9e2pgukU
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:20:25	GBp	1,517	514.00	XLON	xHa9e2pgvth
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:20:25	GBp	220	514.00	XLON	xHa9e2pgvtj
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:20:25	GBp	1,529	514.00	XLON	xHa9e2pgvtp
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:20:25	GBp	194	514.00	XLON	xHa9e2pgvtr
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:20:25	GBp	513	514.00	XLON	xHa9e2pgvt0
OSB GROUP PLC	GB00BLDRH360	23-May-2023	16:20:25	GBp	1,099	514.00	XLON	xHa9e2pgvt2
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:53:11	GBp	444	518.00	XLON	xHa9e2ph4IU
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:53:09	GBp	142	518.00	XLON	xHa9e2ph4Ta
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:53:09	GBp	25	518.00	XLON	xHa9e2ph4Tc
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:50:41	GBp	388	518.00	XLON	xHa9e2ph5tH
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:45:50	GBp	229	517.50	XLON	xHa9e2ph2ku
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:45:50	GBp	490	517.50	XLON	xHa9e2ph2kw
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:45:49	GBp	303	518.00	XLON	xHa9e2ph2k1
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:30:03	GBp	467	516.50	XLON	xHa9e2ph0kH
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:29:06	GBp	1,766	517.50	XLON	xHa9e2ph0nO
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:29:06	GBp	318	517.50	XLON	xHa9e2ph0nU
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:29:06	GBp	223	517.50	XLON	xHa9e2ph0mW
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:29:06	GBp	62	517.50	XLON	xHa9e2ph0mY
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:29:06	GBp	256	517.50	XLON	xHa9e2ph0mf
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:29:06	GBp	256	517.50	XLON	xHa9e2ph0mk
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:20:17	GBp	121	517.00	XLON	xHa9e2ph1uA
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:20:17	GBp	149	517.00	XLON	xHa9e2ph1uF
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:15:01	GBp	5	515.50	XLON	xHa9e2phE3S
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:13:46	GBp	17	516.00	XLON	xHa9e2phEJ7
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:13:46	GBp	800	516.00	XLON	xHa9e2phEJ9
OSB GROUP PLC	GB00BLDRH360	23-May-2023	08:13:46	GBp	256	515.50	XLON	xHa9e2phEJC

END