JP Morgan lifts Argo Blockchain stake to 8.27 % – Form 6-K filing

Argo Blockchain plc has filed a Form 6-K to disclose a UK TR-1 notification of major holdings.

Rhea-AI Filing Summary

Argo Blockchain plc has filed a Form 6-K to disclose a UK TR-1 notification of major holdings. The filing states that J.P. Morgan Securities LLC crossed a reportable threshold on 3 July 2025 and now controls 8.266788 % of Argo’s voting rights, equivalent to 47,712,252 voting rights.

The stake is split between 0.395084 % held directly in ordinary shares (2,280,252 shares) and 7.871704 % held via American Depositary Receipts (45,432,000 ADR-linked voting rights). The previous disclosure showed a combined 7.827392 %, indicating a modest increase of roughly 0.44 percentage points.

This report fulfils the UK Financial Conduct Authority’s DTR 5 transparency requirements and contains no operational, financial-performance, or earnings data. While the holding remains below 10 %, the increased institutional position by a large global broker may signal incremental confidence in Argo Blockchain’s equity.

Positive

• Institutional ownership rises: J.P. Morgan Securities LLC increased its aggregate voting rights in ARBK to 8.27 %, signalling ongoing institutional interest and potentially improved share liquidity.

Negative

• None.

Insights

Securities Analyst

TL;DR – JP Morgan nudges stake above 8 %; marginally positive signal, limited immediate valuation impact.

The 6-K is purely a DTR 5 disclosure: JP Morgan Securities LLC now controls 8.27 % of Argo’s voting rights, mainly through ADRs. The rise from 7.83 % is small (<1 %), but crossing the 8 % band requires a fresh filing. Institutional accumulation by a tier-one broker can improve liquidity perception and may support sentiment after a challenging crypto-mining backdrop. However, this does not alter fundamentals, cash flow, or mining capacity. For investors, the news is neutral-to-slightly-positive; it confirms continuing institutional involvement without providing earnings insight or strategic shifts. Absent additional catalysts, the filing is not materially impactful for valuation models.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

Why did Argo Blockchain (ARBK) file a Form 6-K on 8 July 2025?

To disclose a UK TR-1 notification showing that J.P. Morgan Securities LLC crossed the 8 % voting-rights threshold.

How many voting rights does J.P. Morgan now hold in Argo Blockchain?

A total of 47,712,252 voting rights, representing 8.266788 % of the company.

What portion of J.P. Morgan’s stake is held through ADRs?

45,432,000 voting rights (7.871704 %) are linked to American Depositary Receipts.

Did the filing include any financial or operational results?

No. The 6-K only reports the change in voting-rights ownership; it contains no earnings or operational data.

Is the increase in ownership considered material?

The rise is modest (about 0.44 pp) and mainly regulatory; impact on valuation is likely limited.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 07/08/2025 - 08:24 AM Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

_____________________

FORM 6-K

_____________________

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of July, 2025

Commission File Number: 001-40816

_____________________

Argo Blockchain plc

(Translation of registrant’s name into English)

_____________________

Eastcastle House

27/28 Eastcastle Street

London W1W 8DH

England

(Address of principal executive office)

_____________________

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F  ☒                            Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

EXHIBIT INDEX

Exhibit No.      1 Description TR-1 Standard Notification of Major Holdings dated 08 July 2025

TR-1: Standard form for notification of major holdings

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the FCA in Microsoft Word format if possible)
1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached ii			ARGO BLOCKCHAIN PLC ISIN GB00BZ15CS02
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
An acquisition or disposal of financial instruments						X
An event changing the breakdown of voting rights
Other (please specify) iii:
3. Details of person subject to the notification obligation iv
Name			J.P. Morgan Securities LLC
City and country of registered office (if applicable)
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 reached vi:			03-Jul-2025
6. Date on which issuer notified (DD/MM/YYYY):			07-Jul-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 (8.A + 8.B) vii
Resulting situation on the date on which threshold was crossed or reached	0.395084	7.871704		8.266788	47712252
Position of previous notification (if applicable)	0.395084	7.432308		7.827392

8. Notified details of the resulting situation on the date on which the threshold was crossed or reached viii
A: Voting rights attached to shares
Class/type ofshares ISIN code (if possible)		Number of voting rights ix					% of voting rights
		Direct (DTR5.1)		Indirect  (DTR5.2.1)			Direct (DTR5.1)		Indirect (DTR5.2.1)
GB00BZ15CS02				2280252					0.395084
SUBTOTAL 8. A		2280252					0.395084%
B 1: Financial Instruments according to DTR5.3.1R (1) (a)
Type of financial instrument		Expirationdate x	Exercise/Conversion Period xi			Number of voting rights that may be acquired if the instrument is exercised/converted.			% of voting rights
American Depository Receipts						45432000			7.871704
			SUBTOTAL 8. B 1			45432000			7.871704%
B 2: Financial Instruments with similar economic effect according to DTR5.3.1R (1) (b)
Type of financial instrument	Expirationdate x		Exercise/Conversion Period xi		Physical or cash Settlement xii			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) issuer xiii
Full chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held starting with the ultimate controlling natural person or legal entity (please add additional rows as necessary) xiv				X
Name xv	% 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
J.P. Morgan Securities PLC	--	-	-
J.P. Morgan Securities LLC	-	7.871704	7.871704%
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 information xvi

Place of completion	07-Jul-2025
Date of completion	London, United Kingdom

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: 08 July, 2025 ARGO BLOCKCHAIN PLC By: /s/ Justin Nolan Name: Justin Nolan Title: Chief Executive Officer