United Kingdom Biotechnology & Medical Research

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Sareum Holdings PLC (SAR)

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Ticker: SAR Exchange: LSE

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings

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Trades

Clive Birch

Non-Executive Director

1 purchase — total 7,413 GBP

Buy 28 Mar 2024

Value £3,052,466.94 | Price 454.84 | Shares 90,827

Stephen Parker

Non-Executive Chairman

1 purchase — total 10,000 GBP

Buy 28 Mar 2024

Value £1,536,774.35 | Price 329.09 | Shares 9,343

Tim Mitchell

Chief Executive Officer

1 purchase — total 5,000 GBP

Buy 28 Mar 2024

Value £5,000.00 | Price 0.10 | Shares 50,000

John Reader

Chief Scientific Officer

1 sale — total 28,642 GBP

Sale 7 Nov 2023

Value £28,641.97 | Price 0.57 | Shares 50,426

Tim Mitchell

Chief Executive Officer

1 sale — total 40,896 GBP

Sale 7 Nov 2023

Value £40,896.00 | Price 0.57 | Shares 72,000

Stephen Parker

Non-Executive Chairman

1 purchase — total 10,000 GBP

Buy 5 Sep 2023

Value £10,000.00 | Price 0.80 | Shares 12,500

Clive Birch

Non-Executive Director

1 purchase — total 3,829 GBP

Buy 4 Sep 2023

Value £3,829.47 | Price 0.83 | Shares 4,630

Stephen Parker

Non-Executive Chairman

1 purchase — total 15,500 GBP

Buy 28 Dec 2022

Value £15,500.27 | Price 0.78 | Shares 19,972

Stephen Parker

Non-Executive Chairman

1 purchase — total 10,000 GBP

Buy 23 Nov 2021

Value £9,999.97 | Price 0.04 | Shares 277,777

John Reader

Chief Scientific Officer

1 sale — total 35,108 GBP

Sale 19 Oct 2020

Value £35,107.69 | Price 0.01 | Shares 3,076,923

Tim Mitchell

Chief Executive Officer

1 sale — total 35,108 GBP

Sale 19 Oct 2020

Value £35,107.69 | Price 0.01 | Shares 3,076,923

Dr Stephen Parker

Chairman

1 purchase — total 5,000 GBP

Buy 10 Jul 2018

Value £5,000.00 | Price 0.01 | Shares 609,756

Through Susan Parker, a closely affiliated person

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value
2024-04-04	2024-03-28	B Purchase	Clive Birch Non-Executive Director Executive Director	90,827 454.84 £3,052,467	90,827	454.84	£3,052,467
2024-04-04	2024-03-28	B Purchase	Stephen Parker Non-Executive Chairman Director	9,343 329.09 £1,536,774	9,343	329.09	£1,536,774
2024-04-04	2024-03-28	B Purchase	Tim Mitchell Chief Executive Officer Officer	61,211 236.98 £4,912,222	61,211	236.98	£4,912,222
2023-11-08	2023-11-07	S Sale	John Reader Chief Scientific Officer Officer	50,426 0.57 £28,642	50,426	0.57	£28,642
2023-11-08	2023-11-07	S Sale	Tim Mitchell Chief Executive Officer Officer	72,000 0.57 £40,896	72,000	0.57	£40,896
2023-09-06	2023-09-05	B Purchase	Stephen Parker Non-Executive Chairman Director	12,500 0.80 £10,000	12,500	0.80	£10,000
2023-09-05	2023-09-04	B Purchase	Clive Birch Non-Executive Director Executive Director	4,630 0.83 £3,829	4,630	0.83	£3,829
2022-12-29	2022-12-28	B Purchase	Stephen Parker Non-Executive Chairman Director	19,972 0.78 £15,500	19,972	0.78	£15,500
2021-11-23	2021-11-23	B Purchase	Stephen Parker Non-Executive Chairman Director	277,777 0.04 £10,000	277,777	0.04	£10,000
2020-10-20	2020-10-19	S Sale	John Reader Chief Scientific Officer Officer	3,076,923 0.01 £35,108	3,076,923	0.01	£35,108
2020-10-20	2020-10-19	S Sale	Tim Mitchell Chief Executive Officer Officer	3,076,923 0.01 £35,108	3,076,923	0.01	£35,108
2018-07-11	2018-07-10	B Purchase	Dr Stephen Parker Chairman Through Susan Parker, a closely affiliated person Director	609,756 0.01 £5,000	609,756	0.01	£5,000