Asif Ali, Chief Financial Officer at Protagonist Therapeutics, Inc (PTGX), sold 8,588 shares at $82.48 ($708K) on 2026-01-20, disclosed to the SEC on 2026-01-21.
Seasonal sale ($708k) by Chief Financial Officer — this insider has traded PTGX in January in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| Filing → |
| PTGX | SELL | 2026-03-27 | $2.6M | — | Filing → |
| PTGX | SELL | 2026-01-27 | $3.8M | — | Filing → |
| PTGX | SELL | 2025-04-23 | $81K | — | Filing → |