Bryan Giraudo, Director at Protagonist Therapeutics, Inc (PTGX), sold 59,130 shares at $100.14 ($5.9M) on 2026-05-07, disclosed to the SEC on 2026-05-11.
Open-market sale of $5.9M PTGX by Director. 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $100.07 | 12,000 | $1.2M | 20.3% |
| 2 | $100.14 | 36,000 | $3.6M | 60.9% |
| 3 | $100.00 | 5,130 | $513K | 8.7% |
| 4 | $100.00 | 6,000 | $600K | 10.1% |
| Total | $100.10 avg | 59,130 | $5.9M | 100% |
| Filing → |
| GOSS | BUY | 2023-11-14 | $224K | — | Filing → |
| GOSS | BUY | 2023-04-05 | $56K | — | Filing → |
| GOSS | BUY | 2023-03-22 | $49K | — | Filing → |