TR-1: Standard form for notification of major holdings
1. Issuer Details
ISIN
GG00B8P59C08
Issuer Name
SYNCONA LIMITED
UK or Non-UK Issuer
UK
2. Reason for Notification
An acquisition or disposal of voting rights; An acquisition or disposal of financial instruments
3. Details of person subject to the notification obligation
Name
Jefferies Financial Group Inc
City of registered office (if applicable)
Country of registered office (if applicable)
US
4. Details of the shareholder
Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above
City of registered office (if applicable)
Country of registered office (if applicable)
5. Date on which the threshold was crossed or reached
01-Jul-2026
6. Date on which Issuer notified
02-Jul-2026
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 held in issuer | Resulting situation on the date on which threshold was crossed or reached 0.006000 5.173000 5.179000 31475244 | Position of previous notification (if applicable) 0.313000 4.935000 5.248000 |
8. Notified details of the resulting situation on the date on which the threshold was crossed or reached
8A. Voting rights attached to shares
Class/Type of shares ISIN code(if possible) Number of direct voting rights (DTR5.1) Number of indirect voting rights (DTR5.2.1) % of direct voting rights (DTR5.1) % of indirect voting rights (DTR5.2.1) | GG00B8P59C08 34397 0.006000 | Sub Total 8.A 34397 0.006000% |
8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))
Type of financial instrument Expiration date Exercise/conversion period Number of voting rights that may be acquired if the instrument is exercised/converted % of voting rights | Stock Loan/Repo Right of Recall Open 3869897 0.637000 | Sub Total 8.B1 3869897 0.637000% |
8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))
Type of financial instrument Expiration date Exercise/conversion period Physical or cash settlement Number of voting rights % of voting rights | Swap 07/10/2026 Cash 844312 0.139000 | Swap 08/07/2026 Cash 1000000 0.165000 | Swap 18/08/2026 Cash 1500000 0.247000 | Swap 23/12/2026 Cash 1770273 0.291000 | Swap 01/07/2026 Cash 6000000 0.987000 | Swap 23/12/2026 Cash 16456365 2.707000 | Sub Total 8.B2 27570950 4.536000% |
9. Information in relation to the person subject to the notification obligation
2. 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 entities (please add additional rows as necessary)
Ultimate controlling person Jefferies Financial Group Inc. | Name of controlled undertaking Jefferies International Limited | % of voting rights if it equals or is higher than the notifiable threshold 0.006000 | % of voting rights through financial instruments if it equals or is higher than the notifiable threshold 5.172000 | Total of both if it equals or is higher than the notifiable threshold 5.178000% |
10. In case of proxy voting
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held
If date does not apply, explain below
11. Additional Information
12. Date of Completion
02-Jul-2026
13. Place Of Completion
London, United Kingdom
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