Exhibit 99.1 Solaris Resources Inc. Condensed Consolidated Interim Financial Statements For the three and nine months ended September 30, 2025 and 2024 (Unaudited) | | | September | | | December | | --- | --- | --- | --- | --- | --- | | | | 30, | | | 31, | | ($thousands) | Note | 2025 | | | 2024 | | Assets | | | | | | | Current assets | | | | | | | Cash and cash equivalents | |$ | 35,137 | $ | 31,738 | | Prepaids and other | 5, 17 | | 920 | | 842 | | | | | 36,057 | | 32,580 | | Restricted cash | 7 | | 571 ...