Dinesh V. Ph D. Patel, President and CEO at Protagonist Therapeutics, Inc (PTGX), sold 75,000 shares at $100.12 ($7.5M) on 2026-05-12, disclosed to the SEC on 2026-05-12.
Open-market sale of $7.5M PTGX by President and CEO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| PTGX | SELL | 2026-01-27 | $4.1M | — | Filing → |
| PTGX | SELL | 2026-01-21 | $2.8M | — | Filing → |
| PTGX | SELL | 2025-07-28 | $1.1M | — | Filing → |