SSMR
Sunshine Silver Mining & Refining Co
Latest Form 4:Sale$7.5MbyOspraie Real Assets Fund LP (10% Owner) · filed Jun 8, 2026
Sunshine Silver Mining & Refining Co (SSMR) has 12 SEC Form 4 filings (20 transaction rows) in the rolling window, disclosed by 6 distinct insiders. Most recent filing: Jun 8, 2026.
Insiders have net sold $6.7M over the trailing 6 months.
- Industry:Other Precious Metals
- CEO:Heather White
- Employees:95
- HQ:Kellogg, ID, US
- IPO:2026-06-04
Insider Buying
$804K
reported purchases (SEC code P)
Insider Selling
$7.5M
reported sales (SEC code S)
Unique Insiders
6
in the rolling window
Market Cap
$2.6B
latest known value
| Source | ||||||
|---|---|---|---|---|---|---|
Ospraie Real Assets Fund LPFirst filing | 10% Owner | Sale | 555,555 | $7.5M | Jun 8 | SEC ↗ |
SHEPSTON MICHELLE HFirst filing | General Counsel | Purchase | 5,065 | $68K | Jun 8 | SEC ↗ |
White Heather EileenFirst filing | Chief Executive Officer | Purchase | 2,000 | $27K | Jun 8 | SEC ↗ |
Radford Lawrence PFirst filing | Director | Purchase | 2,500 | $34K | Jun 8 | SEC ↗ |
Groh DouglasFirst filing | Director | Purchase | 10,000 | $135K | Jun 8 | SEC ↗ |
El-Erian AnnaFirst filing | Director | Purchase | 40,000 | $540K | Jun 8 | SEC ↗ |
Related companies
Sunshine Silver Mining & Refining Co is in the Mining sector.