Exercise of Share Options and Total Voting Rights

SDI Group PLC

01 October 2026

 

SDI Group plc

("SDI", the "Company" or the "Group")

Exercise of Share Options and Total Voting Rights

1 October 2026 - SDI Group plc, the buy and build group, focused on companies which design and manufacture specialist lab equipment, industrial & scientific sensors and industrial & scientific products, has issued and allotted a total of 502,981 new ordinary shares of 1 pence each in the capital of the Company ("Ordinary Shares") following an exercise of share options.

Deferred Bonus Awards, Exercise and Sale

Pursuant to the previous grant of 1 pence options as deferred bonus awards for FY25 under the Company's Long Term Incentive Plan 2025 ("LTIP"), the Participants named below have exercised such awards and sold the number of ordinary shares noted in the table below to cover the tax and national insurance ("NI") liability levied on the transaction, retaining the net number of shares as a result of the exercise of their respective awards. 

Name of Participant	Grant Share Price (£)	Form of Award	Normal Vesting Date	Number of Options Exercised	Number of shares sold	Sell Share Price (£)	Net Number of Shares Retained
Stephen Brown	Nil	1p options	24 September 2026	191,287	92,009	0.9216	99,278
Amitabh Sharma	Nil	1p options	24 September 2026	163,614	78,698	0.9216	84,916

Long Term Incentive Plan 2018, Exercise and Sale

The Company also announces that Ken Ford, Chairman, exercised nil-cost options over 135,455 Ordinary Shares of 1 pence each, granted on 19 March 2020 and which vested on 19 March 2023. Ken has sold 135,455 of those shares at 92.16 pence per share to facilitate family financial planning.

Following this transaction, Ken Ford remains a material shareholder and holds 970,000 Ordinary Shares in the Company, which represents approximately 0.92% of the Company's enlarged issued share capital.

A further 12,625 options of 1 pence each have been exercised by a senior member of the team.

Total Voting Rights

The New Ordinary Shares will rank pari passu with the existing Ordinary Shares and application has been made to the London Stock Exchange for 502,981 new Ordinary Shares to be admitted to trading on AIM ("Admission"). It is expected that Admission will become effective on or around 8:00 a.m. on 7 October 2026.

Following Admission, the total number of Ordinary Shares in issue will be 105,076,107 and the total number of voting rights will therefore be 105,076,107. This figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the share capital of the Company under the FCA's Disclosure Guidance and Transparency Rules.

Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them are detailed below:

1.	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Stephen Brown
2.	Reason for the Notification
a)	Position/status	Chief Executive Officer
b)	Initial notification/Amendment	Initial notification
3.	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	SDI Group plc
b)	LEI	213800YA3XW7JRE46Z70
4.	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the Financial instrument, type of instrument	Ordinary Shares of 1p each
	Identification code	GB00B3FBWW43
b)	Nature of the transaction	Exercise of options under the LTIP and Sale of shares to cover tax and NI liability
c)	Price(s) and volume(s)	Acquisition of shares on exercise of share options Sale of shares to cover tax and NI 191,287 (Nil) 92,009 (92.16p)
d)	Aggregated information: ·         Aggregated volume ·         Price	See 4 c) above See 4 c) above
e)	Date of the transaction	30 September 2026
f)	Place of the transaction	Exercise of share options - Outside a trading venue Sale of shares - London Stock Exchange (XLON)

1.	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Amitabh Sharma
2.	Reason for the Notification
a)	Position/status	Chief Financial Officer
b)	Initial notification/Amendment	Initial notification
3.	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	SDI Group plc
b)	LEI	213800YA3XW7JRE46Z70
4.	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the Financial instrument, type of instrument	Ordinary Shares of 1p each
	Identification code	GB00B3FBWW43
b)	Nature of the transaction	Exercise of options under the LTIP and Sale of shares to cover tax and NI
c)	Price(s) and volume(s)	Acquisition of shares on exercise of share options Sale of shares to cover tax and NI 163,614 (Nil) 78,698 (92.16p)
d)	Aggregated information: ·         Aggregated volume ·         Price	See 4 c) above See 4 c) above
e)	Date of the transaction	30 September 2026
f)	Place of the transaction	Exercise of share options - Outside a trading venue Sale of shares - London Stock Exchange (XLON)

1.	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Ken Ford
2.	Reason for the Notification
a)	Position/status	Chairman
b)	Initial notification/Amendment	Initial notification
3.	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	SDI Group plc
b)	LEI	213800YA3XW7JRE46Z70
4.	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)	Description of the Financial instrument, type of instrument	Ordinary Shares of 1p each
	Identification code	GB00B3FBWW43
b)	Nature of the transaction	Exercise of nil-cost options under the LTIP (2018) and sale of shares
c)	Price(s) and volume(s)	Acquisition of shares on exercise of share options Sale of shares 135,455 (Nil) 135,455 (92.16p)
d)	Aggregated information: ·         Aggregated volume ·         Price	See 4 c) above See 4 c) above
e)	Date of the transaction	30 September 2026
f)	Place of the transaction	Exercise of LTIP awards - Outside a trading venue Sale of shares - London Stock Exchange (XLON)

Enquiries:
SDI Group plc Stephen Brown, Chief Executive Officer Amitabh Sharma, Chief Financial Officer James Dimitriou, Group Head of Corporate Development	[phone] www.sdigroup.com
Cavendish Capital Markets Ltd (NOMAD & Joint Corporate Broker) Ed Frisby / Seamus Fricker - Corporate Finance Andrew Burdis / Sunila de Silva - Corporate Broking	[phone]
Stifel (Joint Corporate Broker) Fred Walsh / Brough Ransom / Ben Good	[phone]
Vigo Consulting (Financial Communications) Tim McCall / Rozi Morris / Fiona Hetherington	[phone] [e-mail]

About SDI Group plc

SDI Group plc, is a buy and build group, focused on companies which design and manufacture specialist lab equipment, industrial & scientific sensors and industrial & scientific products. The Group includes small to medium size companies with specialist industrial and scientific products in growth sector niches which help solve customers' key challenges.

It specialises in the acquisition and development of companies that design and manufacture specialist products for use in lab equipment, industrial & scientific sensors and industrial & scientific products.

Its portfolio of businesses serves a broad spectrum of specialised markets, ranging from advanced industrial technologies (aerospace & defence, manufacturing, semiconductors and precision measurement) to scientific and medical applications (life sciences, healthcare, astronomy). SDI aims to continue its growth through driving the organic growth of its portfolio companies and by the acquisition of complementary technology businesses with established reputations in global markets.

For more information, please see: www.SDIGroup.com

 

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