LONDON, United Kingdom, March 06
TR-1: Standard form for notification of major holdings
1. Issuer Details
ISIN
GB00B5N0P849
Issuer Name
JOHN WOOD GROUP PLC
UK or Non-UK Issuer
UK
2. Reason for Notification
An acquisition or disposal of voting rights
3. Details of person subject to the notification obligation
Name
JPMorgan Chase & Co.
City of registered office (if applicable)
Country of registered office (if applicable)
US
4. Details of the shareholder
| Name | City of registered office | Country of registered office |
| J.P. Morgan Securities PLC |
|
|
5. Date on which the threshold was crossed or reached
03-Mar-2026
6. Date on which Issuer notified
05-Mar-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 | 4.657841 | 1.213278 | 5.871119 | 40618711 |
| Position of previous notification (if applicable) | 0.550845 | 4.385874 | 4.936719 |
|
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) |
| GB00B5N0P849 |
| 32224780 |
| 4.657841 |
| Sub Total 8.A | 32224780 | 4.657841% | ||
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 |
|
|
|
|
|
|
| Sub Total 8.B1 |
|
|
| |
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 |
| Cash-settled Equity Swap | 26/03/2026 | 26/03/2026 | Cash | 30333 | 0.004384 |
| Cash-settled Equity Swap | 22/04/2026 | 22/04/2026 | Cash | 728186 | 0.105254 |
| Cash-settled Equity Swap | 27/04/2026 | 27/04/2026 | Cash | 568524 | 0.082176 |
| Cash-settled Equity Swap | 08/05/2026 | 08/05/2026 | Cash | 195165 | 0.028210 |
| Cash-settled Equity Swap | 01/07/2026 | 01/07/2026 | Cash | 798192 | 0.115372 |
| Cash-settled Equity Swap | 10/08/2026 | 10/08/2026 | Cash | 1559524 | 0.225417 |
| Cash-settled Equity Swap | 30/11/2026 | 30/11/2026 | Cash | 124208 | 0.017953 |
| Cash-settled Equity Swap | 09/12/2026 | 09/12/2026 | Cash | 257000 | 0.037147 |
| Cash-settled Equity Swap | 08/03/2027 | 08/03/2027 | Cash | 68 | 0.000010 |
| Cash-settled Equity Swap | 07/04/2027 | 07/04/2027 | Cash | 11261 | 0.001628 |
| Cash-settled Equity Swap | 30/05/2028 | 30/05/2028 | Cash | 95 | 0.000014 |
| Cash-settled Equity Swap | 02/05/2030 | 02/05/2030 | Cash | 4121375 | 0.595713 |
| Sub Total 8.B2 |
| 8393931 | 1.213278% | ||
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 | Name of controlled undertaking | % 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 |
| JPMorgan Chase & Co. | J.P. Morgan Securities plc | 4.655265 |
| 5.868542% |
| JPMorgan Chase & Co. | J.P. Morgan SE |
|
|
|
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
11. Additional Information
Chain of controlled undertakings:
JPMorgan Chase & Co.
JPMorgan Chase Bank, National Association (100%)
J.P. Morgan International Finance Limited (100%)
J.P. Morgan Capital Holdings Limited (100%)
J.P. Morgan Securities PLC (100%)
JPMorgan Chase & Co.
JPMorgan Chase Bank, National Association (100%)
J.P. Morgan International Finance Limited (100%)
J.P. Morgan SE (100%)
12. Date of Completion
05-Mar-2026
13. Place Of Completion
London

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