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Protagonist Therapeutics, Inc PTGX
Nasdaq · XNAS · stock · Pharmaceutical Preparations · website · IPO 2016-08-11
Protagonist Therapeutics, Inc insider transactions (Form 4)
| Insider | Role | Date | Action | Shares | Price |
|---|---|---|---|---|---|
| Waddill William D. | director | 2026-06-23 | Option exercise | 9,000 | $16.54 |
| Waddill William D. | director | 2026-06-23 | Sell | 9,000 | $117.94 |
| Waddill William D. | director | 2026-06-10 | Option exercise | 3,000 | $11.80 |
| Waddill William D. | director | 2026-06-10 | Sell | 9,000 | $107.68 |
| Waddill William D. | director | 2026-06-10 | Option exercise | 6,000 | $16.54 |
| Waddill William D. | director | 2026-05-29 | Sell | 9,000 | $99.64 |
| Waddill William D. | director | 2026-05-29 | Option exercise | 9,000 | $11.80 |
| PATEL DINESH V PH D | President and CEO | 2026-05-12 | Option exercise | 75,000 | $21.58 |
Source: SEC EDGAR filings · CIK 0001377121 · as of 2025-12-31. Facts from filings plus Stocktoria's own computed scores — not investment advice.