Protagonist Therapeutics, Inc. Share Price
Stocks
PTGX
US74366E1029
Biotechnology & Medical Research
|
Market Closed -
Nasdaq
21:00:00 04/09/2026 BST
|
5-day change | 1st Jan Change | ||
| 145.72 USD | -2.07% |
|
+0.96% | +66.84% |
| Market Cap | 9.43B 8.11B 7.63B 6.97B 13.05B 890B 13.08B 90.21B 35.01B 457B 35.41B 34.64B 1,472B | P/E 2026 * |
31.3x | P/E 2027 * | -307x |
|---|---|---|---|---|---|
| Enterprise Value | 8.89B 7.65B 7.2B 6.58B 12.3B 839B 12.33B 85.06B 33.01B 431B 33.39B 32.66B 1,388B | EV / Sales 2026 * |
16.4x | EV / Sales 2027 * | 43.8x |
| Free-Float |
97.68% | Yield 2026 * |
-
| Yield 2027 * | - |
| Markets | Quality | ||
|---|---|---|---|
Nasdaq
| PTGX | Delayed | |
CBOE
| PTGX | Real-time | |
|
Tradegate
| PGF | Real-time |
Last Transcript : Protagonist Therapeutics, Inc.
| 1 day | -2.07% | ||
| 1 week | +0.96% | ||
| Current month | -1.37% | ||
| 1 month | +6.12% | ||
| 3 months | +49.64% | ||
| 6 months | +59.41% | ||
| Current year | +66.84% |
| 1 week | 141.95 |  | 150.34 |
| 1 month | 141.95 | | 160.81 |
| Current year | 77 | | 160.81 |
| 1 year | 54.5 | | 160.81 |
| 3 years | 13.72 | | 160.81 |
| 5 years | 6.91 | | 160.81 |
| 10 years | 4.47 | | 160.81 |
| Manager | Title | Age | Since |
|---|---|---|---|
Dinesh Patel
CEO | Chief Executive Officer | 69 | 30/11/2008 |
Asif Ali
DFI | Director of Finance/CFO | 52 | 17/04/2022 |
Venkat Thalladi
CTO | Chief Tech/Sci/R&D Officer | - | 31/03/2026 |
| Director | Title | Age | Since |
|---|---|---|---|
Dinesh Patel
BRD | Director/Board Member | 69 | 30/11/2008 |
Harold Selick
CHM | Chairman | 71 | 18/03/2014 |
William Waddill
BRD | Director/Board Member | 69 | 30/06/2016 |
| Date | Insider | Type | Main position | Quantity | % Market Cap. | Importance |
|---|---|---|---|---|---|---|
| 11/08/26 | Exercice | Chief Executive Officer | 102,717 | 0.1597% | ||
| 10/06/26 | Exercice | Director | 27,000 | 0.0420% | ||
| 29/05/26 | Exercice | Director | 27,000 | 0.0420% |
| Change | 5-day change | 1-year change | 3-year change | Capi.($) | ||
|---|---|---|---|---|---|---|
 | -2.07% | +0.96% | +140.74% | +644.61% | 9.43B | |
| -2.54% | -2.84% | -1.77% | +14.72% | 48.93B | |
| -0.40% | +1.03% | +418.57% | +523.39% | 45.01B | |
| -1.42% | +2.30% | +42.67% | +21.22% | 44.07B | |
| -1.22% | -2.31% | +4.82% | +74.90% | 40.73B | |
| +0.53% | -1.36% | +16.87% | +47.12% | 33.52B | |
| -0.21% | +9.14% | - | - | 17.77B | |
| -0.35% | -1.56% | +21.42% | +123.04% | 16.5B | |
| -1.01% | +0.50% | +13.91% | +31.45% | 14.67B | |
| -1.65% | -1.03% | +75.93% | +41.22% | 13.77B | |
| Average | -1.03% | +0.58% | +81.46% | +169.08% | 28.44B | |
| Weighted average by Cap. | -1.07% | +0.14% | +91.23% | +146.20% |
| 2026 * | 2027 * | |
|---|---|---|
| Net sales | 542M 467M 439M 401M 750M 51.2B 752M 5.19B 2.01B 26.27B 2.04B 1.99B 84.63B | 203M 175M 165M 150M 281M 19.21B 282M 1.95B 755M 9.85B 764M 747M 31.74B |
| Net income | 324M 279M 262M 239M 448M 30.57B 449M 3.1B 1.2B 15.68B 1.22B 1.19B 50.53B | -32.12M -27.64M -26.01M -23.76M -44.44M -3.03B -44.56M -307M -119M -1.56B -121M -118M -5.01B |
| Net Debt | -538M -463M -436M -398M -745M -50.82B -747M -5.15B -2B -26.07B -2.02B -1.98B -84B | -511M -440M -414M -378M -707M -48.25B -709M -4.89B -1.9B -24.76B -1.92B -1.88B -79.76B |
| Date | Price | Change | Volume |
|---|---|---|---|
| 04/09/26 | US$145.72 | -2.07% | 501,305 |
| 03/09/26 | US$148.80 | +1.86% | 354,191 |
| 02/09/26 | US$146.08 | -0.28% | 561,612 |
| 01/09/26 | US$146.49 | -0.85% | 534,144 |
| 31/08/26 | US$147.75 | +2.37% | 567,395 |
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