PTGX Protagonist Therapeutics, Inc
Nasdaq · SEC CIK 1377121 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $87.89M 24 sales by 7 insiders
- Filings on record
- 137 since 2021-08-19, latest 2026-09-10 21:17
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| PATEL DINESH V PH D | Pres, CEO, Dir | — | $60.58M |
| Ali Asif | CFO | — | $7.32M |
| Giraudo Bryan | Dir | — | $5.92M |
| Waddill William D. | Dir | — | $5.58M |
| MOLINA ARTURO MD | Chief Medical Off | — | $4.49M |
| SELICK HAROLD E | Dir | — | $2.52M |
| Williams Lewis T | Dir | — | $1.48M |
| O'Dowd Sarah A | Dir | — | — |
Transactions 161
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMT | 2026-09-10 21:17 | 2026-09-08+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $21.58 | +125.0K | 530.2K | +31% | +$2.70M |
| DMT | 2026-09-10 21:17 | 2026-09-08+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale+OE | $145.92 | -125.0K | 523.0K | -19% | -$18.24M |
| 2026-09-08 17:14 | 2026-09-03 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -510 | 523.0K | -0.1% | $0 | |
| DMT | 2026-08-12 18:43 | 2026-08-10+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $21.58 | +100.0K | 557.7K | +22% | +$2.16M |
| DMT | 2026-08-12 18:43 | 2026-08-10+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale+OE | $148.91 | -100.0K | 523.5K | -16% | -$14.89M |
| DT | 2026-06-25 16:10 | 2026-06-23 | PTGX | Waddill William D. | Dir | M - OptEx | $16.54 | +9,000 | 16.8K | +115% | +$148.9K |
| DT | 2026-06-25 16:10 | 2026-06-23 | PTGX | Waddill William D. | Dir | S - Sale+OE | $117.94 | -9,000 | 7,825 | -53% | -$1.06M |
| DMT | 2026-06-11 19:06 | 2026-06-10 | PTGX | Waddill William D. | Dir | M - OptEx | $14.96 | +9,000 | 16.8K | +115% | +$134.6K |
| DT | 2026-06-11 19:06 | 2026-06-10 | PTGX | Waddill William D. | Dir | S - Sale+OE | $107.68 | -9,000 | 7,825 | -53% | -$969.1K |
| DT | 2026-06-01 18:31 | 2026-05-29 | PTGX | Waddill William D. | Dir | M - OptEx | $11.80 | +9,000 | 16.8K | +115% | +$106.2K |
| DT | 2026-06-01 18:31 | 2026-05-29 | PTGX | Waddill William D. | Dir | S - Sale+OE | $99.64 | -9,000 | 7,825 | -53% | -$896.8K |
| 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 |
| D | 2026-05-12 19:28 | 2026-05-12 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $21.58 | +75.0K | 598.5K | +14% | +$1.62M |
| D | 2026-05-12 19:28 | 2026-05-12 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale+OE | $100.12 | -75.0K | 523.5K | -13% | -$7.51M |
| DM | 2026-05-11 20:25 | 2026-05-07 | PTGX | Giraudo Bryan | Dir | M - OptEx | $6.63 | +36.0K | 43.8K | +460% | +$238.6K |
| DM | 2026-05-11 20:25 | 2026-05-07+ | PTGX | Giraudo Bryan | Dir | S - Sale+OE | $100.12 | -41.1K | 12.7K | -76% | -$4.12M |
| DMI | 2026-05-11 20:25 | 2026-05-07+ | PTGX | Giraudo Bryan | Dir | S - Sale+OE | $100.05 | -18.0K | 0 | -100% | -$1.80M |
| 2026-04-24 16:10 | 2026-04-23 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -1,460 | 523.5K | -0.3% | $0 | |
| 2026-04-21 16:58 | 2026-04-20 | PTGX | Ali Asif | CFO | S - Sale | $105.47 | -1,750 | 59.0K | -3% | -$184.6K | |
| D | 2026-03-27 | 2026-03-26 | PTGX | Ali Asif | CFO | S - Sale+OE | $104.24 | -24.8K | 60.8K | -29% | -$2.58M |
| DM | 2026-03-27 | 2026-03-26 | PTGX | Ali Asif | CFO | M - OptEx | $17.70 | +24.8K | 80.3K | +45% | +$438.3K |
| D | 2026-03-27 | 2026-03-26 | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale+OE | $104.79 | -15.0K | 84.1K | -15% | -$1.57M |
| D | 2026-03-27 | 2026-03-26 | PTGX | MOLINA ARTURO MD | Chief Medical Off | M - OptEx | $8.04 | +15.0K | 99.1K | +18% | +$120.6K |
| D | 2026-03-27 | 2026-03-26 | PTGX | SELICK HAROLD E | Dir | S - Sale+OE | $105.00 | -24.0K | 60.8K | -28% | -$2.52M |
| D | 2026-03-27 | 2026-03-26 | PTGX | SELICK HAROLD E | Dir | M - OptEx | $12.88 | +24.0K | 84.8K | +39% | +$309.1K |
| 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 |
| D | 2026-02-18 | 2026-02-17 | PTGX | Williams Lewis T | Dir | M - OptEx | $10.84 | +18.0K | 25.8K | +230% | +$195.1K |
| D | 2026-02-18 | 2026-02-17 | PTGX | Williams Lewis T | Dir | S - Sale+OE | $82.42 | -18.0K | 7,825 | -70% | -$1.48M |
| D | 2026-02-06 | 2026-02-06 | PTGX | Waddill William D. | Dir | M - OptEx | $8.31 | +20.0K | 27.8K | +256% | +$166.2K |
| D | 2026-02-06 | 2026-02-06 | PTGX | Waddill William D. | Dir | S - Sale+OE | $83.68 | -20.0K | 7,825 | -72% | -$1.67M |
| DM | 2026-01-27 | 2026-01-27 | PTGX | Ali Asif | CFO | M - OptEx | $16.18 | +28.0K | 94.5K | +42% | +$453.1K |
| DM | 2026-01-27 | 2026-01-27 | PTGX | Ali Asif | CFO | S - Sale+OE | $83.13 | -46.2K | 60.3K | -43% | -$3.84M |
| DM | 2026-01-27 | 2026-01-23+ | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale+OE | $82.30 | -23.2K | 84.1K | -22% | -$1.91M |
| DM | 2026-01-27 | 2026-01-26+ | PTGX | MOLINA ARTURO MD | Chief Medical Off | M - OptEx | $8.04 | +10.0K | 89.1K | +13% | +$80.4K |
| DM | 2026-01-27 | 2026-01-23+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale+OE | $84.18 | -48.3K | 574.5K | -8% | -$4.06M |
| DM | 2026-01-27 | 2026-01-23+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $10.79 | +48.3K | 578.6K | +9% | +$520.6K |
| D | 2026-01-27 | 2026-01-23 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -6,000 | 574.5K | -1% | $0 |
| 2026-01-21 | 2026-01-20 | PTGX | Ali Asif | CFO | S - Sale | $82.48 | -8,588 | 78.1K | -10% | -$708.3K | |
| 2026-01-21 | 2026-01-20 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale | $82.48 | -34.4K | 580.5K | -6% | -$2.84M | |
| 2026-01-21 | 2026-01-20 | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale | $82.48 | -9,514 | 97.3K | -9% | -$784.7K | |
| D | 2026-01-13 | 2026-01-09 | PTGX | SELICK HAROLD E | Dir | M - OptEx | $4.21 | +14.3K | 60.8K | +31% | +$60.2K |
| D | 2026-01-06 | 2026-01-02 | PTGX | Williams Lewis T | Dir | A - Grant | $0.00 | +2,695 | 7,825 | +53% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTGX | O'Dowd Sarah A | Dir | A - Grant | $0.00 | +2,695 | 7,825 | +53% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTGX | MOLINA ARTURO MD | Chief Medical Off | A - Grant | $0.00 | +25.6K | 106.8K | +32% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | A - Grant | $0.00 | +95.4K | 614.9K | +18% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTGX | Waddill William D. | Dir | A - Grant | $0.00 | +2,695 | 7,825 | +53% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTGX | SELICK HAROLD E | Dir | A - Grant | $0.00 | +2,695 | 46.5K | +6% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTGX | Giraudo Bryan | Dir | A - Grant | $0.00 | +2,695 | 17.8K | +18% | $0 |
| D | 2026-01-06 | 2026-01-02 | PTGX | Ali Asif | CFO | A - Grant | $0.00 | +25.6K | 86.7K | +42% | $0 |
| 2025-11-24 | 2025-11-21 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -440 | 519.5K | -0.1% | $0 | |
| 2025-11-19 | 2025-11-17 | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale | $84.77 | -2,712 | 81.2K | -3% | -$229.9K | |
| DM | 2025-10-14 | 2025-10-10 | PTGX | Waddill William D. | Dir | S - Sale+OE | $81.62 | -12.0K | 13.1K | -48% | -$979.5K |
| D | 2025-10-14 | 2025-10-10 | PTGX | Waddill William D. | Dir | M - OptEx | $6.98 | +12.0K | 17.1K | +234% | +$83.8K |
| 2025-09-24 | 2025-09-22 | PTGX | Waddill William D. | Dir | S - Sale | $64.25 | -4,000 | 5,130 | -44% | -$257.0K | |
| 2025-09-18 | 2025-09-16 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -620 | 520.0K | -0.1% | $0 | |
| 2025-08-29 | 2025-08-27 | PTGX | Waddill William D. | Dir | S - Sale | $59.25 | -4,000 | 9,130 | -30% | -$237.0K | |
| 2025-07-28 | 2025-07-25 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale | $54.78 | -10.4K | 520.6K | -2% | -$570.5K | |
| M | 2025-07-23 | 2025-07-21+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale | $54.92 | -52.4K | 531.0K | -9% | -$2.88M |
| 2025-07-23 | 2025-07-21 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | A - Grant | $0.00 | +25.0K | 583.5K | +4% | $0 | |
| 2025-07-18 | 2025-07-16 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -5,000 | 558.5K | -0.9% | $0 | |
| M | 2025-06-17 | 2025-06-13+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -1,355 | 563.6K | -0.2% | $0 |
| DM | 2025-06-11 | 2025-06-09+ | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale+OE | $56.27 | -20.0K | 83.9K | -19% | -$1.13M |
| DM | 2025-06-11 | 2025-06-09+ | PTGX | MOLINA ARTURO MD | Chief Medical Off | M - OptEx | $8.04 | +20.0K | 93.9K | +27% | +$160.8K |
| D | 2025-04-30 | 2025-04-28 | PTGX | SELICK HAROLD E | Dir | M - OptEx | $1.16 | +10.7K | 43.9K | +32% | +$12.4K |
| 2025-04-23 | 2025-04-22 | PTGX | Ali Asif | CFO | S - Sale | $46.00 | -1,756 | 61.1K | -3% | -$80.8K | |
| 2025-03-19 | 2025-03-17 | PTGX | Waddill William D. | Dir | S - Sale | $54.25 | -4,000 | 13.1K | -23% | -$217.0K | |
| DM | 2025-03-14 | 2025-03-12 | PTGX | Ali Asif | CFO | M - OptEx | $14.90 | +24.9K | 87.7K | +40% | +$371.2K |
| D | 2025-03-14 | 2025-03-12 | PTGX | Ali Asif | CFO | S - Sale+OE | $58.73 | -24.9K | 62.8K | -28% | -$1.46M |
| DM | 2025-03-14 | 2025-03-13 | PTGX | MOLINA ARTURO MD | Chief Medical Off | M - OptEx | $24.48 | +30.5K | 112.3K | +37% | +$747.0K |
| D | 2025-03-14 | 2025-03-13 | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale+OE | $55.74 | -30.5K | 83.9K | -27% | -$1.70M |
| D | 2025-03-05 | 2025-03-05 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $4.21 | +24.0K | 564.3K | +4% | +$101.0K |
| 2025-02-20 | 2025-02-19 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale | $38.18 | -5,359 | 540.3K | -1.0% | -$204.6K | |
| 2025-01-17 | 2025-01-15 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | F - Tax | $0.00 | -12.6K | 545.6K | -2% | $0 | |
| M | 2025-01-17 | 2025-01-16 | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale | $0.00 | -3,640 | 87.1K | -4% | $0 |
| M | 2025-01-17 | 2025-01-16 | PTGX | Ali Asif | CFO | S - Sale | $0.00 | -3,918 | 65.4K | -6% | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | SELICK HAROLD E | Dir | A - Grant | $0.00 | +5,130 | 33.1K | +18% | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | MOLINA ARTURO MD | Chief Medical Off | A - Grant | $0.00 | +41.1K | 87.5K | +88% | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | Waddill William D. | Dir | A - Grant | $0.00 | +5,130 | 17.1K | +43% | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | O'Dowd Sarah A | Dir | A - Grant | $0.00 | +5,130 | 5,130 | New | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | Giraudo Bryan | Dir | A - Grant | $0.00 | +5,130 | 15.1K | +51% | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | A - Grant | $0.00 | +149.8K | 558.3K | +37% | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | Williams Lewis T | Dir | A - Grant | $0.00 | +5,130 | 5,130 | New | $0 |
| D | 2025-01-06 | 2025-01-02 | PTGX | Ali Asif | CFO | A - Grant | $0.00 | +31.8K | 66.7K | +91% | $0 |
| DM | 2024-11-27 | 2024-11-25+ | PTGX | Gupta Suneel | Chief Development Off | S - Sale+OE | $45.96 | -122.6K | 256.2K | -32% | -$5.64M |
| DM | 2024-11-27 | 2024-11-25+ | PTGX | Gupta Suneel | Chief Development Off | M - OptEx | $8.40 | +205.4K | 267.4K | +331% | +$1.73M |
| D | 2024-11-27 | 2024-11-25 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | M - OptEx | $21.58 | +1,727 | 429.9K | +0.4% | +$37.3K |
| DM | 2024-11-27 | 2024-11-25+ | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | S - Sale+OE | $46.81 | -100.0K | 435.2K | -19% | -$4.68M |
| D | 2024-11-27 | 2024-11-25 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -7,000 | 428.2K | -2% | $0 |
| DM | 2024-11-27 | 2024-11-26+ | PTGX | MOLINA ARTURO MD | Chief Medical Off | M - OptEx | $8.04 | +31.5K | 52.0K | +154% | +$253.5K |
| DM | 2024-11-27 | 2024-11-26+ | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale+OE | $44.86 | -31.5K | 46.4K | -40% | -$1.41M |
| 2024-11-21 | 2024-11-19 | PTGX | PATEL DINESH V PH D | Pres, CEO, Dir | G - Gift | $0.00 | -1,000 | 513.4K | -0.2% | $0 | |
| 2024-11-19 | 2024-11-15 | PTGX | MOLINA ARTURO MD | Chief Medical Off | S - Sale | $40.98 | -1,906 | 46.4K | -4% | -$78.1K | |
| DM | 2024-09-13 | 2024-09-11 | PTGX | Ali Asif | CFO | M - OptEx | $15.68 | +12.0K | 41.0K | +41% | +$188.2K |
| DM | 2024-09-13 | 2024-09-11 | PTGX | Ali Asif | CFO | S - Sale+OE | $44.49 | -14.2K | 35.0K | -29% | -$631.9K |
| D | 2024-09-12 | 2024-09-10 | PTGX | Waddill William D. | Dir | S - Sale+OE | $45.00 | -8,000 | 12.0K | -40% | -$360.0K |
| D | 2024-09-12 | 2024-09-10 | PTGX | Waddill William D. | Dir | M - OptEx | $12.88 | +8,000 | 20.0K | +67% | +$103.0K |
| D | 2024-07-26 | 2024-07-24 | PTGX | Waddill William D. | Dir | S - Sale+OE | $40.00 | -8,000 | 12.0K | -40% | -$320.0K |
Purchase Sale Sale after option exercise All abbreviations