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Sunshine Silver Mining & Refining Co director Radford Lawrence P reported acquiring more company equity. He made an open-market purchase of 2,500 shares of common stock at $13.50 per share, bringing his direct holdings to 11,429 shares after the trade.
He was also granted 8,929 restricted stock units (RSUs), each representing one share of common stock. These RSUs vest in full on the earlier of the first anniversary of the grant date or the day immediately preceding the company’s 2027 annual shareholder meeting, subject to his continued board service.
Muniz Quintanilla Daniel reported acquisition or exercise transactions in this Form 4 filing.
Sunshine Silver Mining & Refining Co director Daniel Muniz Quintanilla received an equity award of restricted stock units. He was granted 8,929 shares of Common Stock at $0.00 per share, increasing his direct holdings to 8,929 shares.
The award is structured as restricted stock units (RSUs), each representing a contingent right to one share of common stock. These RSUs vest in full on the earlier of the first anniversary of the grant date or the day immediately preceding the company’s 2027 Annual Meeting of Stockholders, provided he continues serving on the Board through that date.
Sunshine Silver Mining & Refining Co director Douglas Groh increased his stake through both a market purchase and an equity grant. He bought 10,000 shares of common stock in an open-market transaction at $13.50 per share and also received 8,929 restricted stock units as a board compensation award.
Following these transactions, his directly held common stock position reported in the filing was 143,929 shares. The RSUs represent the right to receive an equal number of common shares and vest in full on the earlier of the first anniversary of the grant or immediately before the company’s 2027 annual stockholder meeting, contingent on his continued board service.
Erfan Ali reported acquisition or exercise transactions in this Form 4 filing.
Sunshine Silver Mining & Refining Co director Erfan Ali received 8,929 shares of common stock through a restricted stock unit (RSU) grant. The grant carries a price of $0.00 per share and is compensation-related rather than an open-market purchase.
The RSUs vest in full on the earlier of the first anniversary of the grant date or the day immediately preceding the company’s 2027 Annual Meeting of Stockholders, subject to Ali’s continued board service. Separately, an entity associated with Ali, Ajami Associates Limited, holds 346,160 shares of common stock indirectly.
Sunshine Silver Mining & Refining Co director Anna El‑Erian reported two stock transactions involving the company’s common shares. She made an open-market purchase of 40,000 shares at $13.50 per share, bringing her directly held common stock position to 48,929 shares after the purchase.
El‑Erian also received a grant of 8,929 restricted stock units (RSUs), a form of equity compensation with no cash cost to her. Each RSU represents one share of common stock and vests in full on the earlier of the first anniversary of the grant date or immediately before the company’s 2027 Annual Meeting of Stockholders, subject to her continued board service.
Sunshine Silver Mining & Refining Co (SSMR) disclosed several insider-related equity moves involving entities affiliated with Thomas S. Kaplan. Electrum Silver US LLC exercised warrants to acquire 2,739,640 shares of common stock at $2.87 per share, then used 582,022 shares valued at $13.50 per share to cover the exercise price or related tax obligations. Following these transactions, Electrum Silver US LLC held 78,095,918 common shares indirectly. Kaplan also received a grant of 8,929 restricted stock units, each representing one share, which vest in full on the earlier of the first anniversary of the grant or immediately before the company’s 2027 annual shareholder meeting, subject to his continued board service. Additional indirect holdings are reported through Tigris Financial Group Ltd., Manul Capital Management LLC, GRAT Holdings LLC, and Electrum Silver US II LLC.
Sunshine Silver Mining & Refining Co (SSMR) reported several insider-related equity moves centered on entities affiliated with chairman Thomas S. Kaplan. Electrum Silver US LLC completed a net exercise of warrants for 2,739,640 shares of common stock at an exercise price of $2.87 per share, immediately prior to the initial public offering. As part of this, 582,022 shares of common stock were delivered at $13.50 per share to cover the exercise price or tax liabilities, and Electrum Silver US LLC’s indirect holdings rose to 78,677,940 shares after the transactions. Kaplan also received a direct grant of 8,929 restricted stock units, each representing one share of common stock, which vest in full on the earlier of the first anniversary of the grant date or just before the 2027 annual stockholder meeting, subject to his continued board service. Additional indirect holdings are reported through GRAT Holdings LLC, Manul Capital Management LLC, Tigris Financial Group Ltd., and Electrum Silver US II LLC.
Sunshine Silver Mining & Refining Company is offering 20,000,000 shares of common stock in a firm commitment initial public offering at an initial public offering price of $13.50 per share, with underwriters’ option to purchase up to 3,000,000 additional shares within 30 days. The offering is expected to raise gross proceeds of $270,000,000 (before underwriting discounts and commissions), and delivery of shares is scheduled for June 5, 2026.
The company will list on the New York Stock Exchange under the symbol SSMR. Electrum Group LLC is expected to control a majority of voting power after the offering (approximately 60.7% or 59.5% if the over-allotment is exercised), and the company will be a declared "controlled company" under NYSE rules. The prospectus highlights the Sunshine Complex mineral assets (Indicated: 103.9 million ounces Ag; Inferred: 159.8 million ounces Ag), forward plans for mine restart and feasibility studies, and intended uses of proceeds including feasibility work, infill drilling and capital for restart activities.
Sunshine Silver Mining & Refining Co reported that Ospraie-affiliated entities are ten percent owners and filed an initial statement of holdings. The group reports direct ownership of 22,699,490 shares of common stock, plus an option for 250,000 shares at an exercise price of $4.00 per share and a warrant for 2,615,060 shares at an exercise price of $2.868 per share. Footnotes explain that several Ospraie entities and Dwight Anderson may be deemed to share beneficial ownership through management, general partner, or investment-manager roles, while each disclaims beneficial ownership beyond its pecuniary interest. The warrant is exercisable until the earlier of a specified September 2, 2027 date or the closing of an initial public offering, and the options vest in three equal annual installments beginning July 15, 2026.