Helikon, Federico Riggio report 9.31% stake in Solaris Resources (SLSR)

Rhea-AI Filing Summary

Helikon Investments Limited and Federico Riggio filed an amendment to a Schedule 13G reporting 9.31% ownership of Solaris Resources Inc. The amendment states Helikon (through its Helikon Long Short Equity Fund Master ICAV) and Mr. Riggio each report beneficial holdings shown on the cover page: Helikon 15,545,845 shares and Mr. Riggio 15,454,845 shares. The filing uses an aggregate share base of 166,896,936 shares outstanding to calculate the 9.31% figure and is signed May 6, 2026.

Key Figures

Shares outstanding used: 166,896,936 shares Helikon beneficial ownership: 15,545,845 shares Federico Riggio beneficial ownership: 15,454,845 shares +3 more

6 metrics

Shares outstanding used 166,896,936 shares aggregate share base for percentage calculation

Helikon beneficial ownership 15,545,845 shares Helikon Investments Limited reported amount

Federico Riggio beneficial ownership 15,454,845 shares Federico Riggio reported amount

Reported ownership percentage 9.31% percent of class for each reporting person

CUSIP 83419D201 identifier for common shares without par value

Filing signature date May 6, 2026 date the amendment was signed

Key Terms

Schedule 13G/A, Beneficial ownership, Shared dispositive power, Joint Filing Statement

4 terms

Schedule 13G/A regulatory

"Amendment No. 1; Schedule 13G reporting beneficial ownership"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

Beneficial ownership financial

"Amount beneficially owned: The information required by Item 4(a)"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Shared dispositive power financial

"Shared Dispositive Power 15,545,845.00"

Joint Filing Statement regulatory

"Exhibit I JOINT FILING STATEMENT PURSUANT TO RULE 13d-1(k)"

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Solaris Resources Inc.

(Name of Issuer)

Common shares without par value

(Title of Class of Securities)

83419D201

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 83419D201

1

Names of Reporting Persons

Helikon Investments Limited

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED KINGDOM

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 15,545,845.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 15,545,845.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

15,545,845.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

9.31 %

12

Type of Reporting Person (See Instructions)

IA, PN

SCHEDULE 13G

CUSIP Number(s): 83419D201

1

Names of Reporting Persons

Federico Riggio

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

ITALY

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 15,454,845.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 15,454,845.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

15,454,845.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

9.31 %

12

Type of Reporting Person (See Instructions)

HC, IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Solaris Resources Inc.
(b)	Address of issuer's principal executive offices: NEUHOFSTRASSE 5A, BAAR, Switzerland, 6340
Item 2.
(a)	Name of person filing: (i) Helikon Investments Limited a United Kingdom public limited company ("Helikon UK"), with respect to the common shares without par value (the "Common Shares") of Solairs Resources Inc., a Switzerland based and Canadian incorporated company (the "Company"), held by Helikon Long Short Equity Fund Master ICAV (the "Helikon Fund") managed by Helikon UK; and (ii) Federico Riggio ("Mr. Riggio", and together with Helikon UK, the "Reporting Persons"), with respect to the Common Shares directly held by the Helikon Fund
(b)	Address or principal business office or, if none, residence: (i) Helikon UK; 17 Waterloo Place, London SW1Y 4AR. (ii) Mr. Riggio 17 Waterloo Place, London SW1Y 4AR.
(c)	Citizenship: (i) Helikon UK is a United Kingdom public limited company organized under the laws of the United Kingdom. (ii)) Mr. Riggio is a citizen of the Italy.
(d)	Title of class of securities: Common shares without par value
(e)	CUSIP No.: 83419D201
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
	Helikon UK is an investment manager, authorized and regulated by the Financial Conduct Authority in the United Kingdom which is comparable to the regulatory scheme applicable to the investment advisers covered by Item 3(e) above.
Item 4.	Ownership
(a)	Amount beneficially owned: The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The percentage set forth in this Schedule 13G is calculated based upon an aggregate of 166,896,936 Shares outstanding.
(b)	Percent of class: 9.31%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
	(ii) Shared power to vote or to direct the vote: The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
	(iii) Sole power to dispose or to direct the disposition of: The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
	(iv) Shared power to dispose or to direct the disposition of: The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference.
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. See Item 2(a).
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Helikon Investments Limited

Signature:	/s/ Paul McLernon
Name/Title:	Paul McLernon - Director
Date:	05/06/2026

Federico Riggio

Signature:	/s/ Federico Riggio
Name/Title:	Federico Riggio
Date:	05/06/2026

Exhibit Information

Exhibit I JOINT FILING STATEMENT PURSUANT TO RULE 13d-1(k) The undersigned acknowledge and agree that the foregoing statement on Schedule 13G, is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G, shall be filed on behalf of each of the undersigned without the necessity of filing additional joint acquisition statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate. Dated: May 6, 2026 Helikon Investments Limited By: /s/ Paul McLernon Paul McLernon | Director Federico Riggio By: /s/ Federico Riggio

FAQ

What stake does Helikon Investments report in Solaris Resources (SLSR)?

Helikon reports beneficial ownership of 15,545,845 shares. The filing calculates this stake as 9.31% based on 166,896,936 shares outstanding and is included in the Schedule 13G/A amendment.

How many shares does Federico Riggio report owning in SLSR?

Federico Riggio reports beneficial ownership of 15,454,845 shares. That holding is shown as 9.31% of the class using the same 166,896,936 outstanding-share base in the amendment.

What is the share count used to calculate the ownership percentage?

The filing uses an aggregate of 166,896,936 shares outstanding. The 9.31% ownership figures for the reporting persons are calculated using this stated outstanding share base.

When was the Schedule 13G/A amendment signed?

The amendment was signed on May 6, 2026. Signatures on the form include Paul McLernon for Helikon Investments Limited and Federico Riggio for himself.

What class of securities is reported in the filing for SLSR?

The filing reports holdings of common shares without par value of Solaris Resources Inc. The CUSIP for that class is 83419D201 as shown on the cover.