Tomahawk Metals PlcAQUIS: TMHK

Holding(s) in Company and Warrants Correction

· Issued by Tomahawk Metals Plc

30 September 2026

TOMAHAWK METALS PLC

("Tomahawk" or the "Company")

Holding(s) in Company

Grant of Warrants

Holding(s) in Company

Tomahawk Metals Plc (AQSE: TMHK) announces that on 28 September 2026 it received notification from Dark Horse Family Office Limited ("Dark Horse") that, following the Subscription announced on 24 September 2026, Dark Horse holds 7,500,000 ordinary shares of £0.01 each in the Company, representing approximately 7.83% of the Company's total voting rights of 95,796,009 following Admission.

Dark Horse is a company of which Brian Stockbridge, Chief Executive Officer of First Sentinel Corporate Finance Limited, the Company's Aquis Corporate Adviser, owns one third of the share capital and is the sole director.

The notification received by the Company is set out at the end of this announcement.

Grant of Warrants

Further to the announcement of 24 September 2026, the Company wishes to correct the information provided in respect of the grant of warrants. The fundraising announced on 20 April 2026 raised £214,528.60 (not £215,000 as previously stated) and, accordingly, the correct number of warrants to be issued to the investors who participated in that fundraising is 21,452,860 (not 14,333,332), being one warrant for each ordinary share subscribed. The terms of the warrants are otherwise as previously announced.

For further information, please contact:

Tomahawk Metals Plc

Stephen Murphy, Executive Director

stephen@psych.capital

First Sentinel Corporate Finance Limited

+44 (0)20 3855 5551

(Aquis Corporate Adviser)

Gabrielle Cordeiro

gabrielle@first-sentinel.com

Bruno Lauer

bruno.lauer@first-sentinel.com



TR-1: Standard form for notification of major holdings

NOTIFICATION OF MAJOR HOLDINGS

1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attachedii:

Tomahawk Metals PLC

1b. Please indicate if the issuer is a non-UK issuer  (please mark with an "X" if appropriate)

Non-UK issuer

2. Reason for the notification (please mark the appropriate box or boxes with an "X")

An acquisition or disposal of voting rights

x

An acquisition or disposal of financial instruments

An event changing the breakdown of voting rights

Other (please specify)iii:

3. Details of person subject to the notification obligationiv

Name

Dark Horse Family Office Limited

City and country of registered office (if applicable)

London, UK

4. Full name of shareholder(s) (if different from 3.)v

Name

City and country of registered office (if applicable)

5. Date on which the threshold was crossed or reachedvi:

24/09/2026

6. Date on which issuer notified (DD/MM/YYYY):

28/09/2026

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 of issuervii

Resulting situation on the date on which threshold was crossed or reached

7.83

0.00

7.83

95,796,009

Position of previous notification (if

applicable)

N/A

N/A

N/A

8. Notified details of the resulting situation on the date on which the threshold was crossed or reachedviii

A: Voting rights attached to shares

Class/type of
shares

ISIN code (if possible)

Number of voting rightsix

% of voting rights

Direct

(Art 9 of Directive 2004/109/EC) (DTR5.1)

Indirect

(Art 10 of Directive 2004/109/EC) (DTR5.2.1)

Direct

(Art 9 of Directive 2004/109/EC) (DTR5.1)

Indirect

(Art 10 of Directive 2004/109/EC) (DTR5.2.1)

Ordinary shares of £0.01 each

7,500,000

7.83

SUBTOTAL 8. A

7,500,000

7.83

B 1: Financial Instruments according to Art. 13(1)(a) of Directive 2004/109/EC (DTR5.3.1.1 (a))

Type of financial instrument

Expiration
datex

Exercise/
Conversion Periodxi

Number of voting rights that may be acquired if the instrument is

exercised/converted.

% of voting rights

SUBTOTAL 8. B 1

B 2: Financial Instruments with similar economic effect according to Art. 13(1)(b) of Directive 2004/109/EC (DTR5.3.1.1 (b))

Type of financial instrument

Expiration
datex

Exercise/
Conversion Period xi

Physical or cash

settlementxii

Number of voting rights

% of voting rights

SUBTOTAL 8.B.2

9. Information in relation to the person subject to the notification obligation (please mark the

applicable box with an "X")

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) issuerxiii

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 entity
xiv (please add additional rows as necessary)

x

Namexv

% 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

Brian Stockbridge

7.83

N/A

7.83

Dark Horse Family Office Limited

7.83

N/A

7.83

10. In case of proxy voting, please identify:

Name of the proxy holder

The number and % of voting rights held

The date until which the voting rights will be held

11. Additional informationxvi

On 24 September 2026 Dark Horse Family Office Limited subscribed for 7,500,000 new ordinary shares of £0.01 each in Tomahawk Metals PLC at £0.01 per share (£75,000) under the Subscription announced by the Company on that date. Percentages are calculated by reference to 95,796,009 ordinary shares in issue following Admission, expected on 29 September 2026. Brian Stockbridge owns one third of the share capital of, and is the sole director of, Dark Horse Family Office Limited.

Place of completion

UK

Date of completion

29/09/2026

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