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CIK 0002091017 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Sunshine Silver Mining & Refining Co

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Ticker
SSMR
Exchange
NYSE
Industry
Gold and Silver Ores
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
853794822
Phone
208-783-1700
Business address
2209 BIG CREEK ROAD, KELLOGG, ID, 83837-5011
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2026-11-11 Patterson Michael Aaron Vice President IR & Corp. Dev. Grant or award · Stock Options (Right to Buy) +259,094 259,094
2026-06-05 Ospraie Real Assets Fund LP 10% owner Option exercise +2,615,060 $2.87 $7.5M 25,314,550
2026-06-05 Ospraie Real Assets Fund LP 10% owner Sale −555,555 $13.50 $7.5M 24,758,995
2026-06-05 Ospraie Real Assets Fund LP 10% owner Option exercise · Warrant (right to buy) +2,615,060 0
2026-06-05 Tigris Financial Group Ltd. 10% owner Grant or award +8,929 8,929
2026-06-05 Tigris Financial Group Ltd. 10% owner Option exercise +2,739,640 $2.87 $7.9M 78,677,940
2026-06-05 Tigris Financial Group Ltd. 10% owner Shares withheld for taxes −582,022 $13.50 $7.9M 78,095,918
2026-06-05 Tigris Financial Group Ltd. 10% owner Option exercise · Warrant (right to buy) −2,739,640 0
2026-06-05 KAPLAN THOMAS SCOTT Director Grant or award +8,929 8,929
2026-06-05 KAPLAN THOMAS SCOTT Director Option exercise +2,739,640 $2.87 $7.9M 78,677,940
2026-06-05 KAPLAN THOMAS SCOTT Director Shares withheld for taxes −582,022 $13.50 $7.9M 78,095,918
2026-06-05 KAPLAN THOMAS SCOTT Director Option exercise · Warrant (right to buy) −2,739,640 0
2026-06-05 SHEPSTON MICHELLE H General Counsel Purchase +5,000 $13.50 $68K 5,000
2026-06-05 SHEPSTON MICHELLE H General Counsel Purchase +65 $13.50 $878 65
2026-06-05 White Heather Eileen Chief Executive Officer Purchase +2,000 $13.50 $27K 2,000
2026-06-05 Ebeling Nathan John Director Grant or award +8,929 8,929
2026-06-05 Zink Paul H Director Grant or award +8,929 8,929
2026-06-05 Radford Lawrence P Director Grant or award +8,929 8,929
2026-06-05 Radford Lawrence P Director Purchase +2,500 $13.50 $34K 11,429
2026-06-05 Muniz Quintanilla Daniel Director Grant or award +8,929 8,929

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