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Genflow Biosciences PLC Announces Holding(s) in Company

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Genflow Biosciences PLC (GENFF) reported a significant change in shareholding as Jonathan Mark Swann increased his voting rights in the company. The shareholder's position increased to 8.4% of total voting rights, up from the previous 7.01%, representing 36,588,550 voting rights.

The notification, filed on September 19, 2025, indicates the change occurred through direct acquisition of shares, with no financial instruments or indirect voting rights involved. The transaction was completed in London and reported in accordance with UK regulatory requirements.

["Increased stake by major shareholder indicates confidence in company", "Voting rights increased by 1.39 percentage points to 8.4%"]
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LONDON, UK / ACCESS Newswire / September 19, 2025 / TR-1: Standard form for notification of major holdings

1. Issuer Details

ISIN

GB00BP2C3V08

Issuer Name

GENFLOW BIOSCIENCES 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

Jonathan Mark Swann

City of registered office (if applicable)

rickmansworth

Country of registered office (if applicable)

United Kingdom

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

19-Sep-2025

6. Date on which Issuer notified

19-Sep-2025

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

8.400000

0.000000

8.400000

36588550

Position of previous notification (if applicable)

7.010000

0.000000

7.010000

31788550

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)

GB00BP2C3V08

36588550

0

8.400000

0.000000

Sub Total 8.A

36588550

8.400000%

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

Sub Total 8.B2

9. Information in relation to the person subject to the notification obligation

1. Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer.

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

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

NONE

12. Date of Completion

19-Sep-2025

13. Place Of Completion

London

This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com.

SOURCE: Genflow Biosciences PLC



View the original press release on ACCESS Newswire

FAQ

What is Jonathan Mark Swann's new stake in Genflow Biosciences (GENFF)?

Jonathan Mark Swann now holds 8.4% of voting rights in Genflow Biosciences, representing 36,588,550 voting rights.

When did Jonathan Mark Swann increase his holdings in GENFF?

The threshold was crossed on September 19, 2025, when the stake increased from 7.01% to 8.4%.

How many voting rights does Jonathan Mark Swann hold in Genflow Biosciences?

Jonathan Mark Swann holds 36,588,550 direct voting rights in Genflow Biosciences, up from the previous 31,788,550.

What type of voting rights does Jonathan Mark Swann hold in GENFF?

Jonathan Mark Swann holds direct voting rights through shares, with no financial instruments or indirect voting rights reported.
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