Current Report · Items 5.07, 7.01, 9.01 · 8-K

Solitario Resources Corp.

Submission of Matters to a Vote of Security Holders · Regulation FD Disclosure

Filed Jun 18, 2026Accepted Jun 18, 2026, 12:19 PM EDTCIK 917225Accession 0001654954-26-006066

Company context

Solitario is a natural resource exploration company focused on high-quality Tier-1 gold and zinc projects. The Company’s common stock is traded on the NYSE American (“XPL”) and on the Toronto Stock Exchange (“SLR”). In addition to its Florida Canyon and Lik joint venture projects, Solitario owns a 100% interest in the 36,000-acre Golden Crest gold project in South Dakota. At Golden Crest, Solitario has discovered over fifteen areas with potential gold mineralization at surface and is currently permitting a drilling program to test for gold in the sub-surface. Solitario’s Management and Directors hold approximately 8.61% (excluding options) of the Company’s 89.96 million shares outstanding. Solitario’s cash balance stands at approximately US$9.0 million. Additional information about Solitario is available online at www.solitarioxr.com.

Current securities

SLRTSX · EQUITY · Current XPLNYSE_AMERICAN · EQUITY · Current

Recent company filings

Disclosure sections

Items 5.07, 7.01, 9.01

Select an item to read the extracted section. The as-filed document remains the primary evidence.

Item 5.07Item 5.07 - Submission of Matters to Vote

ITEM 5.07 Submission of Matters to a Vote of Security Holders. On June 17, 2026, Solitario Resources Corp. (“Solitario”) held its Annual Meeting of Shareholders at which holders of 51,707,349 shares of common stock were present in person or by proxy. The three matters identified below were submitted to a vote of the shareholders. Each proposal is more fully described in the Solitario’s definitive Proxy Statement filed with the United States Securities Exchange Commission (the “SEC”) on April 29, 2026. Election of Directors. Six directors were elected to serve until the next annual meeting of shareholders or until their successors are elected and qualified, with each director receiving the votes below: Number of Shares Name For Withheld Broker Non-Votes ──────────────────────────────────────────────────────────────────────────────────────────────────────── John Labate 38,367,832 (99.34% of shares voting) 255,761 13,083,756 James Hesketh 34,906,464 (90.38% of shares voting) 3,717,129 13,083,756 Christopher E. Herald 38,436,870 (99.52% of shares voting) 186,723 13,083,756 Gil Atzmon 38,735,431 (99.36% of shares voting) 248,162 13,083,756 Debbie Mino-Austin 37,738,400 (97.71% of shares voting) 885,193 13,083,756 Advisory Vote on Executive Compensation: The shareholders approved the following resolution concerning the compensation of Solitario’s named executive officers, with 37,403,628 shares voting for (96.84% of shares voting), 574,407 shares voting against, 645,555 shares abstaining, and 13,083,756 broker non-votes. “RESOLVED THAT: Solitario shareholders approve the compensation of Solitario’s named executive officers, as disclosed in the Company’s proxy statement, dated April 28, 2025, pursuant to the compensation disclosure rules of the SEC set forth in Item 402 of Regulation S-K, including, but not limited to, the Compensation Discussion and Analysis, the compensation tables, and any related material disclosed in the proxy statement for the 2026 annual meeting.” Appointment of Auditors. The appointment of Assure CPA, LLC, which merged with and was succeded by Sadler, Gibb & Associates effective June 3, 2026, as Solitario’s auditors for fiscal year 2026 was ratified, with 51,036,820 shares voting for (98.70% of shares voting), 122,148 shares voting against, 548,380 shares voting to abstain.

Item 7.01Item 7.01 - Regulation FD Disclosure

ITEM 7.01 Regulation FD Disclosure On June 18, 2026, Solitario issued a press release announcing the results of the annual meeting of shareholders held on June 17, 2026. A copy of that press release is attached to this report as Exhibit 99.1. The information furnished under this Item 7.01, including the exhibits, shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, except as shall be expressly set forth by reference to such filing.