Great Portland Estates plcLSE: GPE

Great Portland Estates: Holding(s) in Company

Nov 4, 2026 at 11:11 AM EST · Issued by Great Portland Estates plc via RNS

Summary by 6ix AI

Great Portland Estates plc received notice on 4 November 2026 that BlackRock, Inc. crossed or reached a reporting threshold on 3 November 2026. On that date BlackRock held a total of 13.81% of the voting rights, or 56,181,064 voting rights, compared with 14.35% in its previous notification.

Key details

On 3 November 2026 the total was made up of 11.86% through shares and 1.95% through financial instruments, compared with 12.48% and 1.87% in the previous notification.
The voting rights attached to shares total 48,188,777, equal to 11.86%.
The financial instruments are 2,431,434 voting rights through securities lending (0.59%) and 5,560,853 voting rights through cash-settled contracts for difference (1.36%). Contracts for difference are derivatives that track the share price.
The notice gives the reason as an acquisition or disposal of voting rights and of financial instruments. The holdings are held through ten chains of companies controlled by BlackRock, Inc.
BlackRock Investment Management (UK) Limited is listed with 7.64% through shares and 1.42% through financial instruments, a total of 9.06%.

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

On 6ix: 6ix.com/news/holdings-in-company-2490

Great Portland Estates plc

04 November 2026

Great Portland Estates plc

Great Portland Estates plc announces that on 4 November 2026, it received the Notification of Major Holdings as set out below.

Darren Lennark

General Counsel & Company Secretary

Great Portland Estates plc

020 7647 3000

4 November 2026

TR-1: Standard form for notification of major holdings

1. Issuer Details

ISIN

GB00BF5H9P87

Issuer Name

GREAT PORTLAND ESTATES P L C

UK or Non-UK Issuer

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

BlackRock, Inc.

City of registered office (if applicable)

Wilmington

Country of registered office (if applicable)

USA

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

03-Nov-2026

6. Date on which Issuer notified

04-Nov-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	11.860000	1.950000	13.810000	56181064
Position of previous notification (if applicable)	12.480000	1.870000	14.350000

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)
GB00BF5H9P87		48188777		11.860000
Sub Total 8.A	48188777		11.860000%

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
Securities Lending			2431434	0.590000
Sub Total 8.B1			2431434	0.590000%

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			Cash	5560853	1.360000
Sub Total 8.B2				5560853	1.360000%

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
BlackRock, Inc. (Chain 1)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 1)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 1)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 1)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 1)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 1)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 1)	BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock, Inc. (Chain 1)	BlackRock HK Holdco Limited
BlackRock, Inc. (Chain 1)	BlackRock Lux Finco S.a.r.l.
BlackRock, Inc. (Chain 1)	BlackRock Japan Holdings GK
BlackRock, Inc. (Chain 1)	BlackRock Japan Co., Ltd.
BlackRock, Inc. (Chain 2)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 2)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 2)	Trident Merger, LLC
BlackRock, Inc. (Chain 2)	BlackRock Investment Management, LLC
BlackRock, Inc. (Chain 3)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 3)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 3)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 3)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 3)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 3)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 3)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 3)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 3)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 3)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 3)	BlackRock Group Limited
BlackRock, Inc. (Chain 3)	BlackRock Investment Management (UK) Limited	7.640000	1.420000	9.060000%
BlackRock, Inc. (Chain 4)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 4)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 4)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 4)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 4)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 4)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 4)	BlackRock Australia Holdco Pty. Ltd.
BlackRock, Inc. (Chain 4)	BlackRock Investment Management (Australia) Limited
BlackRock, Inc. (Chain 5)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 5)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 5)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 5)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 5)	BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 5)	BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 5)	BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 5)	BlackRock Institutional Trust Company, National Association
BlackRock, Inc. (Chain 6)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 6)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 6)	BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 6)	BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 6)	BlackRock Fund Advisors
BlackRock, Inc. (Chain 7)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 7)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 7)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 7)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 8)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 8)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Canada Holdings ULC
BlackRock, Inc. (Chain 8)	BlackRock Asset Management Canada Limited
BlackRock, Inc. (Chain 9)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 9)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Capital Holdings, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Advisors, LLC
BlackRock, Inc. (Chain 10)	BlackRock Saturn Subco, LLC
BlackRock, Inc. (Chain 10)	BlackRock Finance, Inc.
BlackRock, Inc. (Chain 10)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 10)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 10)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 10)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 10)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 10)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 10)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 10)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 10)	BlackRock Group Limited
BlackRock, Inc. (Chain 10)	BlackRock Advisors (UK) Limited

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

BlackRock Regulatory Threshold Reporting Team
Jana Blumenstein
020 7743 3650

12. Date of Completion

04th November 2026

13. Place Of Completion

12 Throgmorton Avenue, London, EC2N 2DL, U.K.

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END

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