Senior plcLSE: SNR

Senior: Holding(s) in Company

· Issued by Senior plc

Summary by 6ix AI

Barclays PLC notified Senior PLC under UK major shareholding disclosure rules that a threshold was crossed or reached on October 6, 2026, after an acquisition or disposal of voting rights. Its combined holding of shares and financial instruments was 5.02% of voting rights, or 21,050,677 voting rights.

Key details

  • The 5.02% combines 3.45% of voting rights attached to shares, or 14,471,370 voting rights, held through Barclays Capital Securities Limited, and 1.57% through financial instruments.
  • The financial instruments include a right to recall over 206,072 voting rights (0.05%), cash-settled CFDs (contracts for difference, a type of derivative) over 3,442,680 voting rights (0.82%) and cash-settled portfolio swaps over 2,930,555 voting rights (0.70%).
  • The portfolio swaps list dates from December 28, 2026 to June 5, 2028.
  • In its previous notification, Barclays PLC reported 3.47% through shares, 1.59% through financial instruments and 5.06% in total.
  • Barclays Capital Securities Limited is wholly owned within Barclays PLC through Barclays Bank PLC. Senior PLC was notified on October 8, 2026.

6ix AI wrote this summary from the release below and checked it against the release.

TR-1: Standard form for notification of major holdings

1. Issuer Details

ISIN

GB0007958233

Issuer Name

SENIOR 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

Barclays PLC

City of registered office (if applicable)

London

Country of registered office (if applicable)

United Kingdom

4. Details of the shareholder

Name

City of registered office

Country of registered office

Barclays Capital Securities Limited

London

United Kingdom

5. Date on which the threshold was crossed or reached

06-Oct-2026

6. Date on which Issuer notified

08-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

3.450000

1.570000

5.020000

21050677

Position of previous notification (if applicable)

3.470000

1.590000

5.060000

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)

GB0007958233

14471370

3.450000

Sub Total 8.A

14471370

3.450000%

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

Right to Recall

N/A

N/A

206072

0.050000

Sub Total 8.B1

206072

0.050000%

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

CFD

N/A

N/A

Cash

3442680

0.820000

Portfolio Swap

28/12/2026 - 05/06/2028

N/A

Cash

2930555

0.700000

Sub Total 8.B2

6373235

1.520000%

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

Barclays PLC

Barclays Bank PLC

Barclays PLC

Barclays Capital Securities Limited

3.450000

4.990000%

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

Full chain of controlled undertaking:

Barclays PLC
Barclays Bank PLC (100%)

Barclays PLC
Barclays Bank PLC (100%)
Barclays Capital Securities Limited (100%)

12. Date of Completion

08-Oct-2026

13. Place Of Completion

London

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