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 OF THE
SECURITIES EXCHANGE ACT OF 1934
For the month of September, 2026.
Commission File Number 001-41606
BRERA HOLDINGS PLC
(Translation of registrant’s name into English)
Connaught House, 5th Floor
One Burlington Road
Dublin 4
D04 C5Y6
Ireland
(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 ☐
INFORMATION CONTAINED IN THIS FORM
6-K REPORT
On September 21, 2026, Brera Holdings
PLC, operating under the name Solmate Infrastructure (the “Company”), issued a press release.
A copy of the press release is furnished
as Exhibit 99.1 to this Report on Form 6-K. The information contained in the press release furnished as Exhibit 99.1 to this Report on
Form 6-K shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the
“Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference
into any of the Company’s filings under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after
the date hereof, except as shall be expressly set forth by specific reference to any such filing.
| Exhibit No. |
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Description |
| 99.1 |
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Press release, dated September 21, 2026. |
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: September 21, 2026 |
BRERA HOLDINGS PLC |
| |
|
|
| |
By: |
/s/ Howard Steinberg |
| |
|
Howard Steinberg |
| |
|
Chief Legal Officer |
Exhibit 99.1
After More Than 60% Increase in Estimated Treasury
Value Since July, Solmate (SLMT) Invites Investors to Live Panel at Solana Capital Forum Singapore
Management to discuss how public markets are reshaping
capital formation across the Solana ecosystem
DUBAI, United Arab Emirates — Sep 21, 2026 — Solmate Infrastructure
PLC (NASDAQ: SLMT) (“Solmate” or the “Company”) today announced that members of its management team will participate
in a live panel at Solana Capital Forum Singapore on Oct 6, 2026, during TOKEN2049 week.
The panel will examine the growing role of public markets in financing
companies across the Solana ecosystem and how listed companies can provide investors with transparent, institutionally accessible exposure
to the network’s growth. Solmate management will discuss the evolution of public-market treasury strategies, institutional participation
and long-term capital formation.
Solmate invites investors and other interested parties attending TOKEN2049
week to join the discussion in Singapore. Attendance is subject to the event organizer’s registration and approval process. Additional
information will be available through the official Solana Capital Forum website.
The event follows a substantial increase in the estimated market value
of Solmate’s treasury. Based on public data as of September 18th, as presented on the company’s dashboard, the Company’s
treasury was estimated to be valued at approximately $141 million, compared with approximately $88 million in July 2026, an increase of
more than 60%.
About Solmate Infrastructure PLC
Solmate Infrastructure PLC (NASDAQ: SLMT) is building next-generation
digital infrastructure spanning blockchain and staking. The Company is focused on creating long-term shareholder value through the ownership,
operation and optimization of mission-critical digital infrastructure assets. For more information, visit the
Solmate website.
Forward-Looking Statements and Disclaimer
This press release contains forward-looking statements within the meaning
of applicable U.S. securities laws, including statements regarding the Company’s participation in Solana Capital Forum Singapore,
public-market capital formation, institutional adoption of blockchain technology and Solmate’s strategy, plans and expectations.
In addition, treasury values are unaudited point-in-time estimates of the Company and may change materially with movements in digital-asset
prices. They may differ from the carrying value reported in the Company’s financial statements prepared in accordance with IFRS.
Forward-looking statements are based on current expectations, estimates and assumptions and involve known and unknown risks and uncertainties
that may cause actual outcomes to differ materially. These risks include digital-asset price volatility, changes in laws and regulation,
technology and cybersecurity risks, competition, network performance, market liquidity, institutional adoption and the other risks described
in Solmate’s filings with the U.S. Securities and Exchange Commission.
Readers should not place undue reliance on forward-looking statements.
Solmate undertakes no obligation to update these statements except as required by law.
Media Enquiries
Wachsman
solmate@wachsman.com