PTGX - Protagonist Therapeutics, Inc
105.89
0.420 0.397%
Share volume: 494,720
Last Updated: 04-21-2026
Pharmaceutical Products/Pharmaceutical Preparations:
3.15%
PREVIOUS CLOSE
CHG
CHG%
$105.47
0.42
0.00%
| Date | Open | Adj. open | High | Adj. high | Low | Adj. low | Close | Adj. close | Volume | Adj. volume |
|---|---|---|---|---|---|---|---|---|---|---|
| 04-21-2026 | $104.94 | $104.94 | $106.45 | $106.45 | $103.64 | $103.64 | $105.89 | $105.89 | 494,720 | $494,720.00 |
| 04-20-2026 | $105.47 | $105.47 | $106.46 | $106.46 | $104.00 | $104.00 | $105.47 | $105.47 | 540,470 | $540,470.00 |
| 04-17-2026 | $105.57 | $105.57 | $106.90 | $106.90 | $103.51 | $103.51 | $105.98 | $105.98 | 1,006,314 | $1,006,314.00 |
| 04-16-2026 | $103.59 | $103.59 | $104.53 | $104.53 | $102.46 | $102.46 | $103.73 | $103.73 | 417,822 | $417,822.00 |
| 04-15-2026 | $105.96 | $105.96 | $106.66 | $106.66 | $103.02 | $103.02 | $105.44 | $105.44 | 770,162 | $770,162.00 |
| 04-14-2026 | $97.58 | $97.58 | $104.97 | $104.97 | $97.58 | $97.58 | $104.72 | $104.72 | 849,466 | $849,466.00 |
| 04-13-2026 | $98.61 | $98.61 | $101.04 | $101.04 | $95.40 | $95.40 | $97.57 | $97.57 | 1,088,562 | $1,088,562.00 |
| 04-10-2026 | $104.28 | $104.28 | $104.28 | $104.28 | $98.40 | $98.40 | $98.82 | $98.82 | 577,290 | $577,290.00 |
| 04-09-2026 | $101.45 | $101.45 | $105.11 | $105.11 | $101.45 | $101.45 | $104.09 | $104.09 | 699,455 | $699,455.00 |
| 04-08-2026 | $104.28 | $104.28 | $105.88 | $105.88 | $101.62 | $101.62 | $102.09 | $102.09 | 819,198 | $819,198.00 |