Protagonist Therapeutics, Inc
PTGX
5 insider filings · Latest: Jun 10, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 10, 2026 | Jun 11 11:06 PM | William D. WaddillDirector | Sale | 9,000 | $107.68 | $969.1K | 7,825(D) | View → |
| May 29, 2026 | Jun 1 10:31 PM | William D. WaddillDirector | Sale | 9,000 | $99.64 | $896.8K | 7,825(D) | View → |
| May 12, 2026 | May 15 12:06 AM | PATEL DINESH V PH DDirector, President and CEO | Sale | 75,000 | $100.12 | $7.5M | 523,478(D) | View → |
| May 12, 2026 | May 12 11:28 PM | PATEL DINESH V PH DDirector, President and CEO | Sale | 75,000 | $100.12 | $7.5M | 523,478(D) | View → |
| May 8, 2026 | May 12 12:25 AM | Bryan GiraudoDirector | Sale | 11,130 | $100.00 | $1.1M | 12,695(I) | View → |
| May 7, 2026 | May 12 12:25 AM | Bryan GiraudoDirector | Sale | 48,000 | $100.12 | $4.8M | 6,000(I) | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 10, 2026 | Jun 11 11:06 PM | William D. WaddillDirector | Option Exercise | 9,000 | $16.54 | 9,000(D) | View → |
| May 29, 2026 | Jun 1 10:31 PM | William D. WaddillDirector | Option Exercise | 9,000 | $11.80 | 3,000(D) | View → |
| May 12, 2026 | May 15 12:06 AM | PATEL DINESH V PH DDirector, President and CEO | Option Exercise | 75,000 | $21.58 | 225,000(D) | View → |
| May 12, 2026 | May 12 11:28 PM | PATEL DINESH V PH DDirector, President and CEO | Option Exercise | 75,000 | $21.58 | 225,000(D) | View → |
| May 7, 2026 | May 12 12:25 AM | Bryan GiraudoDirector | Option Exercise | 36,000 | $6.98 | 0(D) | View → |