Yamamoto Sumitaka
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Yamamoto Sumitaka. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| HTCR | Chairman, CEO & President | Sale | 7,110 | $1.47 | $10,452 | Oct 1, 2024 |
| HTCR | Chairman, CEO & President | Purchase | 10,012 | $0.51 | $5,106 | Nov 15, 2023 |
| HTCR | Chairman, CEO & President | Sale | 17,340 | $1.46 | $25,316 | Jun 30, 2023 |
| HTCR | Chairman, CEO & President | Sale | 17,868 | $1.57 | $28,053 | Jun 29, 2023 |
| HTCR | Chairman, CEO & President | Sale | 7,333 | $1.60 | $11,733 | Jun 27, 2023 |
| HTCR | Chairman, CEO & President | Sale | 37,970 | $1.61 | $61,132 | Jun 26, 2023 |
| HTCR | Chairman, CEO & President | Sale | 2,414 | $1.43 | $3,452 | Jun 22, 2023 |
| HTCR | Chairman, CEO & President | Sale | 13,745 | $1.57 | $21,580 | Jun 21, 2023 |
| HTCR | Chairman, CEO & President | Sale | 10,461 | $1.50 | $15,692 | Jun 16, 2023 |
| HTCR | Chairman, CEO & President | Sale | 13,545 | $1.49 | $20,182 | Jun 14, 2023 |
| HTCR | Chairman, CEO & President | Sale | 8,526 | $1.39 | $11,851 | Jun 12, 2023 |
| HTCR | Chairman, CEO & President | Sale | 18,528 | $1.46 | $27,051 | Jun 8, 2023 |
| HTCR | Chairman, CEO & President | Sale | 34,727 | $1.44 | $50,007 | Jun 5, 2023 |
| HTCR | Chairman, CEO & President | Award / Grant | 45,720 | — | — | Feb 9, 2022 |