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BCS

Beneficial Ownership Report · SCHEDULE 13G/A

Solaris Resources Inc.

Beneficial Ownership Report

Filed Nov 12, 2026Accepted Nov 12, 2026, 8:50 AM ESTFiling CIK 2019103Accession 0001172661-26-004946
Share

Structured filing — SCHEDULE 13G/A

primary_doc.xml

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Amendment · This filing reports the amendment as submitted.

Subject company

Company
Solaris Resources Inc.
Company CIK
0002019103
Street
Neuhofstrasse 5A
City
Baar
State / country code
V8
Postal code
6340

Statement details

Amendment number
3
Security class
Common shares without par value
Event date
09/30/2026
Rule designation
Rule 13d-1(b)

Reporting person 1

Name
Helikon Investments Limited
Citizenship / organization
X0
Reporting person type
IA · PN
Aggregate amount owned
19,395,722.00
Percent of class
11.61
Sole voting power
0.00
Shared voting power
19,395,722.00
Sole dispositive power
0.00
Shared dispositive power
19,395,722.00
Aggregate excludes certain shares
N

Reporting person 2

Name
Federico Riggio
Citizenship / organization
L6
Reporting person type
HC · IN
Aggregate amount owned
19,395,722.00
Percent of class
11.61
Sole voting power
0.00
Shared voting power
19,395,722.00
Sole dispositive power
0.00
Shared dispositive power
19,395,722.00
Aggregate excludes certain shares
N

Item 1

Issuer

Solaris Resources Inc.

Principal executive office address

NEUHOFSTRASSE 5A, BAAR, Switzerland, 6340

Item 2

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.

Filing person

(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

Principal business or residence address

(i) Helikon UK; 17 Waterloo Place, London SW1Y 4AR. (ii) Mr. Riggio 17 Waterloo Place, London SW1Y 4AR.

Item 3

Not applicable indication

N

Type of filing person

HC · FI

Item 4

Percent of class

11.61%

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 167,111,442 Shares outstanding.

Sole voting power

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.

Shared voting power

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.

Sole dispositive power

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.

Shared dispositive power

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

Not applicable indication

Y

Item 6

Not applicable indication

N

Ownership on behalf of another person

See Item 2(a).

Item 7

Not applicable indication

Y

Item 8

Not applicable indication

Y

Item 9

Not applicable indication

Y

Item 10

Not applicable indication

N

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.

Exhibits

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: November 12, 2026 Helikon Investments Limited By: /s/ Paul McLernon Paul McLernon | Director Federico Riggio By: /s/ Federico Riggio

Signature 1

Reporting person
Helikon Investments Limited
Signed
/s/ Paul McLernon
Title
Paul McLernon - Director
Date
11/12/2026

Signature 2

Reporting person
Federico Riggio
Signed
/s/ Federico Riggio
Title
Federico Riggio
Date
11/12/2026

Company context

Current securities

Historical securities (1)

Recent company filings

  1. 6-K filingNov 9, 2026
  2. SD filingSep 28, 2026
  3. 6-K filingSep 10, 2026
  4. 6-K filingAug 5, 2026
  5. 6-K filingJun 30, 2026

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