Form 4 for PTGX Protagonist Therapeutics, Inc
Accepted 2026-03-25 00:00:00 ET · period of report 2026-03-23 · accession 0001104659-26-034736 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-03-25 | 2026-03-24+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $8.58 | +54.7K | 579.6K | +10% | +$469.3K |
| DM | 2026-03-25 | 2026-03-24+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale+OE | $101.00 | -54.7K | 524.9K | -9% | -$5.52M |
| D | 2026-03-25 | 2026-03-23 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -50.0K | 524.9K | -9% | $0 |
| DM | 2026-03-25 | 2026-03-24+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $0.00 | -54.7K | 54.6K | -50% | $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 | 2026-03-24 | M | A | 59 | $8.58 | 524,997 | D | — | — | |
| 2 | Common | Common Stock | 2026-03-24 | S | D | 59 | $101.00 | 524,938 | D | — | — | |
| 3 | Common | Common Stock | 2026-03-23 | G | D | 50,000 | $0.00 | 524,938 | D | — | — | (F2) Includes an aggregate of 433 shares acquired by the Reporting Person under the Issuer's 2016 Employee Stock Purchase Plan on March 9, 2026. |
| 4 | Common | Common Stock | 2026-03-25 | S | D | 54,641 | $101.00 | 524,938 | D | — | — | |
| 5 | Common | Common Stock | 2026-03-25 | M | A | 54,641 | $8.58 | 579,579 | D | — | — | |
| 6 | Derivative | Stock Option (right to buy) | 2026-03-25 | M | D | 54,641 | $0.00 | 0 | D | $8.58 · — to 2028-08-14 | 54,641 Common Stock | (F3) These stock options are fully vested. |
| 7 | Derivative | Stock Option (right to buy) | 2026-03-24 | M | D | 59 | $0.00 | 54,641 | D | $8.58 · — to 2028-08-14 | 59 Common Stock | (F3) These stock options are fully vested. |