Sunshine Silver Mining & Refining Co (SSMR)
Data as of , from SEC Form 4 filings.
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About Sunshine Silver Mining & Refining Co (SSMR)
The SEC lists Sunshine Silver Mining & Refining Co under CIK 0002091017, in gold and silver ores. It is grouped with Materials companies on this site. Its offering priced on 5 June 2026 and it trades on NYSE.
SSMR Form 4 activity by transaction type, last 90 days
No Form 4 activity for SSMR in the last 90 days.
SSMR insider transactions (Form 4)
2412 Form 4 filings on record, the earliest from Jun 8, 2026, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Ospraie Real Assets Fund LP - 10% Owner | Other | Common Stock, par value $0.001 per share | 2,615,060 | $2.87 | $7.51M | |
| Ospraie Real Assets Fund LP - 10% Owner | Open-market sale | Common Stock, par value $0.001 per share | 555,555 | $13.50 | $7.50M | |
| Ospraie Real Assets Fund LP - 10% Owner | Other | Warrant (right to buy) | 2,615,060 | $0.00 | - | |
| Michelle H. Shepston - Officer | Open-market purchase | Common Stock | 5,000 | $13.50 | $68K | |
| Michelle H. Shepston - Officer | Open-market purchase | Common Stock | 65 | $13.50 | $878 | |
| Heather Eileen White - Officer | Open-market purchase | Common Stock | 2,000 | $13.50 | $27K | |
| Nathan John Ebeling | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
| ||||||
| Paul H. Zink | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
| ||||||
| Lawrence P. Radford | Open-market purchase | Common Stock | 2,500 | $13.50 | $34K | |
| Lawrence P. Radford | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
| ||||||
| Quintanilla Daniel Muniz | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
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| Douglas Groh | Open-market purchase | Common Stock | 10,000 | $13.50 | $135K | |
| Douglas Groh | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
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| Ali Erfan | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
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| Anna El-Erian | Open-market purchase | Common Stock | 40,000 | $13.50 | $540K | |
| Anna El-Erian | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
| ||||||
| Tigris Financial Group Ltd. | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
| Tigris Financial Group Ltd. | Option exercise | Common Stock | 2,739,640 | $2.87 | $7.86M | |
| Tigris Financial Group Ltd. | Tax withholding / forfeiture | Common Stock | 582,022 | $13.50 | $7.86M | |
| Tigris Financial Group Ltd. | Option exercise | Warrant (right to buy) | 2,739,640 | $0.00 | - | |
| ||||||
| Thomas Scott Kaplan | Grant or award | Common Stock | 8,929 footnote F1 | $0.00 | - | |
| Thomas Scott Kaplan | Option exercise | Common Stock | 2,739,640 | $2.87 | $7.86M | |
| Thomas Scott Kaplan | Tax withholding / forfeiture | Common Stock | 582,022 | $13.50 | $7.86M | |
| Thomas Scott Kaplan | Option exercise | Warrant (right to buy) | 2,739,640 | $0.00 | - | |
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Item 7.01, 9.01
Item 7.01, 9.01
Item 2.02, 9.01
Item 7.01, 9.01
SSMR insider trading FAQ
What is the latest insider trade for SSMR?
Sunshine Silver Mining & Refining Co (SSMR) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-06-08. The full record for SSMR runs to 12 Form 4 filings, the earliest from 2026-06-08. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SSMR stock?
No insider purchases of SSMR were filed in the last 90 days. 6 purchases are on record for this company.
How many insiders are selling SSMR stock?
No insider sales of SSMR were filed in the last 90 days. 1 sale is on record for this company.
Where can I see SSMR SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SSMR Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Materials companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Ospraie Real Assets Fund LP view on EDGAR
- - Michelle H. Shepston view on EDGAR
- - Heather Eileen White view on EDGAR
- - Nathan John Ebeling view on EDGAR
- - Paul H. Zink view on EDGAR
- - Lawrence P. Radford view on EDGAR
- - Quintanilla Daniel Muniz view on EDGAR
- - Douglas Groh view on EDGAR
- - Ali Erfan view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Materials
- Where SSMR's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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