23rd Oct 2026 14:58
TR-1: Standard form for notification of major holdings
1. Issuer Details
ISIN
GB00BNNTLN49
Issuer Name
PENNON 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
21-Oct-2026
6. Date on which Issuer notified
23-Oct-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 | 1.593269 | 3.433151 | 5.026420 | 23723778 |
Position of previous notification (if applicable) | Below minimum threshold | Below minimum threshold | Below minimum threshold |
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) |
GB00BNNTLN49 | 7519935 | 1.593269 | ||
Sub Total 8.A | 7519935 | 1.593269% | ||
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 | 02/07/2027 | 02/07/2027 | Cash | 777 | 0.000165 |
Cash-settled Equity Swap | 04/10/2027 | 04/10/2027 | Cash | 19748 | 0.004184 |
Cash-settled Equity Swap | 03/08/2027 | 03/08/2027 | Cash | 449352 | 0.095205 |
Cash-settled Equity Swap | 17/09/2027 | 17/09/2027 | Cash | 141731 | 0.030029 |
Cash-settled Equity Swap | 02/11/2027 | 02/11/2027 | Cash | 47710 | 0.010108 |
Cash-settled Equity Swap | 02/12/2027 | 02/12/2027 | Cash | 2332990 | 0.494297 |
Cash-settled Equity Swap | 15/11/2027 | 15/11/2027 | Cash | 1518944 | 0.321823 |
Cash-settled Equity Swap | 13/10/2031 | 13/10/2031 | Cash | 226257 | 0.047938 |
Cash-settled Equity Swap | 03/10/2031 | 03/10/2031 | Cash | 437073 | 0.092604 |
Cash-settled Equity Swap | 02/05/2030 | 02/05/2030 | Cash | 839065 | 0.177775 |
Cash-settled Equity Swap | 10/04/2028 | 10/04/2028 | Cash | 669231 | 0.141792 |
Cash-settled Equity Swap | 03/02/2028 | 03/02/2028 | Cash | 692108 | 0.146639 |
Cash-settled Equity Swap | 16/11/2027 | 16/11/2027 | Cash | 1690250 | 0.358118 |
Cash-settled Equity Swap | 30/03/2027 | 30/03/2027 | Cash | 899825 | 0.190648 |
Cash-settled Equity Swap | 30/04/2027 | 30/04/2027 | Cash | 2049 | 0.000434 |
Cash-settled Equity Swap | 07/07/2027 | 07/07/2027 | Cash | 23228 | 0.004921 |
Cash-settled Equity Swap | 03/11/2026 | 03/11/2026 | Cash | 8437 | 0.001788 |
Cash-settled Equity Swap | 01/11/2027 | 01/11/2027 | Cash | 47593 | 0.010084 |
Cash-settled Equity Swap | 18/11/2027 | 18/11/2027 | Cash | 57720 | 0.012229 |
Cash-settled Equity Swap | 02/09/2027 | 02/09/2027 | Cash | 438225 | 0.092848 |
Cash-settled Equity Swap | 30/05/2028 | 30/05/2028 | Cash | 22424 | 0.004751 |
Cash-settled Equity Swap | 30/04/2029 | 30/04/2029 | Cash | 114558 | 0.024272 |
Cash-settled Equity Swap | 02/02/2027 | 02/02/2027 | Cash | 339 | 0.000072 |
Cash-settled Equity Swap | 16/03/2033 | 16/03/2033 | Cash | 20185 | 0.004277 |
Cash-settled Equity Swap | 03/06/2033 | 03/06/2033 | Cash | 11055 | 0.002342 |
Cash-settled Equity Swap | 02/06/2033 | 02/06/2033 | Cash | 9590 | 0.002032 |
Cash-settled Equity Swap | 05/11/2031 | 05/11/2031 | Cash | 16364 | 0.003467 |
Cash-settled Equity Swap | 15/04/2032 | 15/04/2032 | Cash | 10890 | 0.002307 |
Cash-settled Equity Swap | 08/03/2032 | 08/03/2032 | Cash | 60368 | 0.012790 |
Cash-settled Equity Swap | 02/03/2033 | 02/03/2033 | Cash | 8390 | 0.001778 |
Cash-settled Equity Swap | 07/07/2033 | 07/07/2033 | Cash | 8830 | 0.001871 |
Cash-settled Equity Swap | 17/03/2032 | 17/03/2032 | Cash | 7671 | 0.001625 |
Cash-settled Equity Swap | 28/03/2033 | 28/03/2033 | Cash | 16151 | 0.003422 |
Cash-settled Equity Swap | 07/10/2033 | 07/10/2033 | Cash | 14501 | 0.003072 |
Cash-settled Equity Swap | 09/05/2033 | 09/05/2033 | Cash | 36640 | 0.007763 |
Cash-settled Equity Swap | 11/11/2031 | 11/11/2031 | Cash | 6906 | 0.001463 |
Cash-settled Equity Swap | 13/07/2033 | 13/07/2033 | Cash | 28543 | 0.006047 |
Cash-settled Equity Swap | 10/02/2033 | 10/02/2033 | Cash | 22173 | 0.004698 |
Cash-settled Equity Swap | 19/09/2033 | 19/09/2033 | Cash | 19955 | 0.004228 |
Cash-settled Equity Swap | 13/06/2033 | 13/06/2033 | Cash | 39276 | 0.008322 |
Cash-settled Equity Swap | 04/03/2031 | 04/03/2031 | Cash | 476542 | 0.100966 |
Cash-settled Equity Swap | 15/06/2033 | 15/06/2033 | Cash | 22997 | 0.004872 |
Cash-settled Equity Swap | 13/04/2033 | 13/04/2033 | Cash | 6865 | 0.001455 |
Cash-settled Equity Swap | 28/02/2033 | 28/02/2033 | Cash | 19696 | 0.004173 |
Cash-settled Equity Swap | 01/07/2033 | 01/07/2033 | Cash | 23984 | 0.005082 |
Cash-settled Equity Swap | 05/08/2033 | 05/08/2033 | Cash | 19173 | 0.004062 |
Cash-settled Equity Swap | 21/09/2033 | 21/09/2033 | Cash | 15778 | 0.003343 |
Cash-settled Equity Swap | 03/03/2033 | 03/03/2033 | Cash | 8162 | 0.001729 |
Cash-settled Equity Swap | 05/10/2033 | 05/10/2033 | Cash | 11803 | 0.002501 |
Cash-settled Equity Swap | 29/06/2033 | 29/06/2033 | Cash | 14527 | 0.003078 |
Cash-settled Equity Swap | 08/08/2033 | 08/08/2033 | Cash | 29911 | 0.006337 |
Cash-settled Equity Swap | 06/06/2033 | 06/06/2033 | Cash | 21403 | 0.004535 |
Cash-settled Equity Swap | 27/07/2033 | 27/07/2033 | Cash | 18710 | 0.003964 |
Cash-settled Equity Swap | 07/11/2031 | 07/11/2031 | Cash | 15391 | 0.003261 |
Cash-settled Equity Swap | 11/07/2033 | 11/07/2033 | Cash | 33211 | 0.007037 |
Cash-settled Equity Swap | 24/02/2033 | 24/02/2033 | Cash | 4231 | 0.000896 |
Cash-settled Equity Swap | 23/05/2033 | 23/05/2033 | Cash | 49954 | 0.010584 |
Cash-settled Equity Swap | 18/11/2031 | 18/11/2031 | Cash | 12225 | 0.002590 |
Cash-settled Equity Swap | 12/05/2033 | 12/05/2033 | Cash | 12620 | 0.002674 |
Cash-settled Equity Swap | 14/04/2033 | 14/04/2033 | Cash | 8030 | 0.001701 |
Cash-settled Equity Swap | 17/11/2027 | 17/11/2027 | Cash | 807808 | 0.171152 |
Cash-settled Equity Swap | 11/02/2027 | 11/02/2027 | Cash | 288209 | 0.061064 |
Cash-settled Equity Swap | 26/10/2026 | 26/10/2026 | Cash | 233723 | 0.049520 |
Cash-settled Equity Swap | 03/07/2031 | 03/07/2031 | Cash | 24989 | 0.005294 |
Cash-settled Equity Swap | 04/05/2027 | 04/05/2027 | Cash | 271252 | 0.057471 |
Cash-settled Equity Swap | 02/04/2027 | 02/04/2027 | Cash | 4116 | 0.000872 |
Cash-settled Equity Swap | 02/06/2027 | 02/06/2027 | Cash | 154350 | 0.032703 |
Cash-settled Equity Swap | 19/01/2032 | 19/01/2032 | Cash | 5092 | 0.001079 |
Cash-settled Equity Swap | 24/11/2031 | 24/11/2031 | Cash | 20011 | 0.004240 |
Cash-settled Equity Swap | 29/07/2033 | 29/07/2033 | Cash | 43611 | 0.009240 |
Cash-settled Equity Swap | 04/11/2031 | 04/11/2031 | Cash | 54828 | 0.011617 |
Cash-settled Equity Swap | 21/02/2033 | 21/02/2033 | Cash | 17442 | 0.003695 |
Cash-settled Equity Swap | 10/09/2031 | 10/09/2031 | Cash | 12894 | 0.002732 |
Cash-settled Equity Swap | 31/05/2033 | 31/05/2033 | Cash | 33278 | 0.007051 |
Cash-settled Equity Swap | 10/02/2027 | 10/02/2027 | Cash | 9790 | 0.002074 |
Cash-settled Equity Swap | 02/04/2031 | 02/04/2031 | Cash | 63 | 0.000013 |
Cash-settled Equity Swap | 12/05/2027 | 12/05/2027 | Cash | 32230 | 0.006829 |
Cash-settled Equity Swap | 24/11/2027 | 24/11/2027 | Cash | 775534 | 0.164315 |
Cash-settled Equity Swap | 18/03/2033 | 18/03/2033 | Cash | 15765 | 0.003340 |
Cash-settled Equity Swap | 20/06/2033 | 20/06/2033 | Cash | 39667 | 0.008404 |
Cash-settled Equity Swap | 14/03/2033 | 14/03/2033 | Cash | 32866 | 0.006963 |
Cash-settled Equity Swap | 11/03/2033 | 11/03/2033 | Cash | 14990 | 0.003176 |
Cash-settled Equity Swap | 04/03/2033 | 04/03/2033 | Cash | 10979 | 0.002326 |
Cash-settled Equity Swap | 09/02/2033 | 09/02/2033 | Cash | 25112 | 0.005321 |
Cash-settled Equity Swap | 26/09/2033 | 26/09/2033 | Cash | 17714 | 0.003753 |
Cash-settled Equity Swap | 16/09/2033 | 16/09/2033 | Cash | 9374 | 0.001986 |
Cash-settled Equity Swap | 14/11/2031 | 14/11/2031 | Cash | 17916 | 0.003796 |
Cash-settled Equity Swap | 15/03/2032 | 15/03/2032 | Cash | 23191 | 0.004914 |
Cash-settled Equity Swap | 10/10/2033 | 10/10/2033 | Cash | 75097 | 0.015911 |
Cash-settled Equity Swap | 15/10/2027 | 15/10/2027 | Cash | 9560 | 0.002026 |
Cash-settled Equity Swap | 04/04/2033 | 04/04/2033 | Cash | 13575 | 0.002876 |
Cash-settled Equity Swap | 16/05/2033 | 16/05/2033 | Cash | 28583 | 0.006056 |
Cash-settled Equity Swap | 10/11/2031 | 10/11/2031 | Cash | 13845 | 0.002933 |
Cash-settled Equity Swap | 31/10/2031 | 31/10/2031 | Cash | 15397 | 0.003262 |
Cash-settled Equity Swap | 23/02/2033 | 23/02/2033 | Cash | 10356 | 0.002194 |
Cash-settled Equity Swap | 07/03/2033 | 07/03/2033 | Cash | 41240 | 0.008738 |
Cash-settled Equity Swap | 25/07/2033 | 25/07/2033 | Cash | 34562 | 0.007323 |
Cash-settled Equity Swap | 01/06/2033 | 01/06/2033 | Cash | 11895 | 0.002520 |
Cash-settled Equity Swap | 20/01/2032 | 20/01/2032 | Cash | 4811 | 0.001019 |
Cash-settled Equity Swap | 17/11/2031 | 17/11/2031 | Cash | 18815 | 0.003986 |
Cash-settled Equity Swap | 16/04/2032 | 16/04/2032 | Cash | 34500 | 0.007310 |
Cash-settled Equity Swap | 30/10/2031 | 30/10/2031 | Cash | 8567 | 0.001815 |
Cash-settled Equity Swap | 06/11/2031 | 06/11/2031 | Cash | 5055 | 0.001071 |
Cash-settled Equity Swap | 03/11/2031 | 03/11/2031 | Cash | 9708 | 0.002057 |
Cash-settled Equity Swap | 10/11/2027 | 10/11/2027 | Cash | 38492 | 0.008155 |
Cash-settled Equity Swap | 07/02/2033 | 07/02/2033 | Cash | 42104 | 0.008921 |
Cash-settled Equity Swap | 22/09/2033 | 22/09/2033 | Cash | 17380 | 0.003682 |
Cash-settled Equity Swap | 16/06/2033 | 16/06/2033 | Cash | 14339 | 0.003038 |
Cash-settled Equity Swap | 17/02/2033 | 17/02/2033 | Cash | 16538 | 0.003504 |
Cash-settled Equity Swap | 24/03/2033 | 24/03/2033 | Cash | 33280 | 0.007051 |
Cash-settled Equity Swap | 22/07/2033 | 22/07/2033 | Cash | 15304 | 0.003243 |
Cash-settled Equity Swap | 09/06/2033 | 09/06/2033 | Cash | 13712 | 0.002905 |
Cash-settled Equity Swap | 10/03/2033 | 10/03/2033 | Cash | 8162 | 0.001729 |
Cash-settled Equity Swap | 04/08/2033 | 04/08/2033 | Cash | 22583 | 0.004785 |
Cash-settled Equity Swap | 12/09/2033 | 12/09/2033 | Cash | 11035 | 0.002338 |
Cash-settled Equity Swap | 20/11/2031 | 20/11/2031 | Cash | 18254 | 0.003868 |
Cash-settled Equity Swap | 27/06/2033 | 27/06/2033 | Cash | 48551 | 0.010287 |
Cash-settled Equity Swap | 25/03/2033 | 25/03/2033 | Cash | 41307 | 0.008752 |
Cash-settled Equity Swap | 23/03/2033 | 23/03/2033 | Cash | 20810 | 0.004409 |
Cash-settled Equity Swap | 03/08/2033 | 03/08/2033 | Cash | 29559 | 0.006263 |
Cash-settled Equity Swap | 22/06/2033 | 22/06/2033 | Cash | 18795 | 0.003982 |
Cash-settled Equity Swap | 12/03/2032 | 12/03/2032 | Cash | 26814 | 0.005681 |
Cash-settled Equity Swap | 29/10/2031 | 29/10/2031 | Cash | 11485 | 0.002433 |
Cash-settled Equity Swap | 05/09/2031 | 05/09/2031 | Cash | 7465 | 0.001582 |
Cash-settled Equity Swap | 21/11/2031 | 21/11/2031 | Cash | 10361 | 0.002195 |
Cash-settled Equity Swap | 13/05/2033 | 13/05/2033 | Cash | 13250 | 0.002807 |
Cash-settled Equity Swap | 19/05/2027 | 19/05/2027 | Cash | 2941 | 0.000623 |
Cash-settled Equity Swap | 15/07/2033 | 15/07/2033 | Cash | 16292 | 0.003452 |
Cash-settled Equity Swap | 16/02/2033 | 16/02/2033 | Cash | 11869 | 0.002515 |
Cash-settled Equity Swap | 28/07/2033 | 28/07/2033 | Cash | 14545 | 0.003082 |
Cash-settled Equity Swap | 23/09/2033 | 23/09/2033 | Cash | 27735 | 0.005876 |
Cash-settled Equity Swap | 02/11/2029 | 02/11/2029 | Cash | 4782 | 0.001013 |
Cash-settled Equity Swap | 14/12/2027 | 14/12/2027 | Cash | 12330 | 0.002612 |
Cash-settled Equity Swap | 06/07/2033 | 06/07/2033 | Cash | 11134 | 0.002359 |
Cash-settled Equity Swap | 25/02/2033 | 25/02/2033 | Cash | 9782 | 0.002073 |
Cash-settled Equity Swap | 26/11/2031 | 26/11/2031 | Cash | 6496 | 0.001376 |
Cash-settled Equity Swap | 12/11/2031 | 12/11/2031 | Cash | 8454 | 0.001791 |
Cash-settled Equity Swap | 11/03/2032 | 11/03/2032 | Cash | 36829 | 0.007803 |
Cash-settled Equity Swap | 30/06/2033 | 30/06/2033 | Cash | 15671 | 0.003320 |
Cash-settled Equity Swap | 21/03/2033 | 21/03/2033 | Cash | 28376 | 0.006012 |
Cash-settled Equity Swap | 13/10/2033 | 13/10/2033 | Cash | 38756 | 0.008211 |
Cash-settled Equity Swap | 11/04/2033 | 11/04/2033 | Cash | 18150 | 0.003845 |
Cash-settled Equity Swap | 18/05/2033 | 18/05/2033 | Cash | 7205 | 0.001527 |
Cash-settled Equity Swap | 14/02/2033 | 14/02/2033 | Cash | 28314 | 0.005999 |
Cash-settled Equity Swap | 14/07/2033 | 14/07/2033 | Cash | 11741 | 0.002488 |
Cash-settled Equity Swap | 29/09/2033 | 29/09/2033 | Cash | 5915 | 0.001253 |
Cash-settled Equity Swap | 14/04/2032 | 14/04/2032 | Cash | 18065 | 0.003827 |
Cash-settled Equity Swap | 19/11/2031 | 19/11/2031 | Cash | 9549 | 0.002023 |
Cash-settled Equity Swap | 25/11/2031 | 25/11/2031 | Cash | 13431 | 0.002846 |
Cash-settled Equity Swap | 08/09/2031 | 08/09/2031 | Cash | 17776 | 0.003766 |
Cash-settled Equity Swap | 15/01/2032 | 15/01/2032 | Cash | 15822 | 0.003352 |
Cash-settled Equity Swap | 04/02/2033 | 04/02/2033 | Cash | 13060 | 0.002767 |
Cash-settled Equity Swap | 18/07/2033 | 18/07/2033 | Cash | 31467 | 0.006667 |
Cash-settled Equity Swap | 21/07/2033 | 21/07/2033 | Cash | 16011 | 0.003392 |
Cash-settled Equity Swap | 18/03/2032 | 18/03/2032 | Cash | 9332 | 0.001977 |
Cash-settled Equity Swap | 26/05/2033 | 26/05/2033 | Cash | 19425 | 0.004116 |
Cash-settled Equity Swap | 23/06/2033 | 23/06/2033 | Cash | 18761 | 0.003975 |
Cash-settled Equity Swap | 27/05/2033 | 27/05/2033 | Cash | 13212 | 0.002799 |
Cash-settled Equity Swap | 24/09/2031 | 24/09/2031 | Cash | 3132 | 0.000664 |
Cash-settled Equity Swap | 07/04/2033 | 07/04/2033 | Cash | 16101 | 0.003411 |
Cash-settled Equity Swap | 21/10/2027 | 21/10/2027 | Cash | 7436 | 0.001575 |
Cash-settled Equity Swap | 13/11/2031 | 13/11/2031 | Cash | 9671 | 0.002049 |
Sub Total 8.B2 | 16203843 | 3.433151% | |||
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 | 3.433151 | 4.962093% | |
JPMorgan Chase & Co. | J.P. Morgan SE | |||
JPMorgan Chase & Co. | J.P. Morgan Securities LLC |
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
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 Holdings LLC (100%)J.P. Morgan Broker-Dealer Holdings Inc. (100%)J.P. Morgan Securities LLC (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
23-Oct-2026
13. Place Of Completion
London
Related Shares:
Pennon