Lu Cheng
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Lu Cheng. 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 |
|---|---|---|---|---|---|---|
| TSPH | CEO and Director | Option Exercise | 428,125 | — | — | Jan 23, 2024 |
| TSPH | CEO and Director | Sale | 106,832 | $0.36 | $38,460 | Jan 23, 2024 |
| TSPH | President and CEO | Sale | 5,016 | $33.32 | $167,133 | Dec 21, 2021 |
| TSPH | President and CEO | Sale | 2,449 | $33.71 | $82,556 | Dec 17, 2021 |
| TSPH | President and CEO | Sale | 33,330 | $35.49 | $1,182,882 | Oct 1, 2021 |
| TSPH | See Remarks | Sale | 12,091 | $41.19 | $498,028 | Sep 10, 2021 |
| TSPH | See Remarks | Option Exercise | 108,334 | — | — | Sep 9, 2021 |
| TSPH | See Remarks | Option Exercise | 108,333 | — | — | Sep 8, 2021 |
| TSPH | See Remarks | Sale | 2,811 | $44.95 | $126,354 | Sep 2, 2021 |
| TSPH | See Remarks | Other | 900,000 | — | — | Apr 19, 2021 |