Form 4/A for PTGX Protagonist Therapeutics, Inc
Accepted 2026-05-14 20:06:46 ET · period of report 2026-05-12 · accession 0001104659-26-061476 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DAT | 2026-05-14 20:06 | 2026-05-12 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $21.58 | +75.0K | 598.5K | +14% | +$1.62M |
| DAT | 2026-05-14 20:06 | 2026-05-12 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale+OE | $100.12 | -75.0K | 523.5K | -13% | -$7.51M |
| DAT | 2026-05-14 20:06 | 2026-05-12 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $0.00 | -75.0K | 225.0K | -25% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-12 | M | A | 75,000 | $21.58 | 598,478 | D | — | — | (F1) This Form 4 Amendment is being filed to clarify that the transactions set forth on this Form 4 were effected pursuant to a 10b5-1 plan adopted by the reporting person on January 30, 2026 and to check the appropriate box which appeared unchecked on the original Form 4 filing. |
| 2 | Common | Common Stock | 2026-05-12 | S | D | 75,000 | $100.12 | 523,478 | D | — | — | (F2) The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $98.83 to $103.50. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price. |
| 3 | Derivative | Stock Option (right to buy) | 2026-05-12 | M | D | 75,000 | $0.00 | 225,000 | D | $21.58 · — to 2026-10-11 | 75,000 Common Stock | (F3) These stock options are fully vested and will expire on October 11, 2026. |