| Date | Action | Shares | Price | Value | Owned After |
|---|---|---|---|---|---|
| Oct 24, 2025 | Sell(S) | 1K | $415.43 | $457K | 19K |
| Oct 24, 2025 | Sell(S) | 100 | $435.62 | $44K | 20K |
| Oct 22, 2025 | Option exercise(M) | 3K | $90.99 | $227K | 20K |
| Date | Action | Shares | Price | Value | Owned After |
|---|---|---|---|---|---|
| Oct 22, 2025 | Option exercise(M) | 3K | $90.99 | $227K | 0 |
Parsed from a single SEC EDGAR Form 4 filing (accession 0001761880-25-000004) within minutes of acceptance. Every field above traces to the original document. Verify it directly:
Connected pages for WINMARK CORP
This filing is the Follow view. The Build view lets your agent pull every Form 4 for the issuer, the net open-market picture over 90 days, and the accession behind each row, through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/filing/0001761880-25-000004"
Use Arkolith to summarize insider buying and selling at WINMARK CORP over the last 90 days and cite the filings.