Protagonist Therapeutics, Inc.PTGXNASDAQ
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| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 2/2/2026 | $81.80 | $84.55 | $81.14 | $83.05 | 1.27M |
| 1/30/2026 | $79.77 | $82.56 | $78.75 | $81.80 | 1.17M |
| 1/29/2026 | $81.39 | $82.49 | $77.69 | $79.73 | 952,738 |
| 1/28/2026 | $82.45 | $83.69 | $80.00 | $81.76 | 777,238 |
| 1/27/2026 | $82.00 | $83.87 | $82.00 | $83.08 | 507,807 |
| 1/26/2026 | $82.53 | $84.32 | $81.94 | $82.30 | 529,200 |
| 1/23/2026 | $84.62 | $85.50 | $82.67 | $83.10 | 569,300 |
| 1/22/2026 | $82.83 | $85.20 | $80.65 | $84.79 | 609,100 |
| 1/21/2026 | $82.51 | $83.96 | $80.27 | $83.89 | 1.09M |
| 1/20/2026 | $81.16 | $83.63 | $79.87 | $83.42 | 901,339 |
| 1/16/2026 | $84.51 | $84.67 | $81.47 | $81.99 | 664,933 |
| 1/15/2026 | $84.60 | $87.44 | $84.33 | $84.75 | 839,322 |
| 1/14/2026 | $80.85 | $85.30 | $80.47 | $85.23 | 1.05M |
| 1/13/2026 | $79.88 | $82.74 | $79.64 | $81.36 | 799,008 |
| 1/12/2026 | $79.49 | $81.09 | $78.75 | $80.25 | 739,820 |
| 1/9/2026 | $80.20 | $81.40 | $79.38 | $80.22 | 983,627 |
| 1/8/2026 | $81.05 | $82.14 | $79.22 | $80.20 | 1.49M |
| 1/7/2026 | $82.25 | $82.69 | $79.18 | $82.34 | 1.22M |
| 1/6/2026 | $83.25 | $85.00 | $81.67 | $82.27 | 731,149 |
| 1/5/2026 | $87.53 | $87.53 | $82.92 | $84.18 | 1.03M |
| 1/2/2026 | $86.54 | $88.16 | $85.19 | $87.18 | 751,700 |
| 12/31/2025 | $87.32 | $88.23 | $85.98 | $87.34 | 615,725 |
| 12/30/2025 | $87.94 | $88.32 | $86.12 | $87.26 | 344,000 |
| 12/29/2025 | $88.66 | $89.10 | $87.30 | $87.93 | 373,123 |
| 12/26/2025 | $88.78 | $89.61 | $87.47 | $88.78 | 390,105 |
| 12/24/2025 | $88.53 | $89.47 | $87.47 | $88.84 | 154,100 |
| 12/23/2025 | $87.27 | $90.00 | $87.27 | $88.73 | 329,131 |
| 12/22/2025 | $85.33 | $88.13 | $84.88 | $87.41 | 661,134 |
| 12/19/2025 | $86.58 | $87.73 | $84.81 | $86.05 | 1.74M |
| 12/18/2025 | $89.35 | $90.02 | $84.11 | $85.79 | 2.23M |
| 12/17/2025 | $91.41 | $92.54 | $88.38 | $89.34 | 821,795 |
| 12/16/2025 | $93.93 | $94.54 | $90.18 | $91.54 | 881,124 |
| 12/15/2025 | $95.41 | $96.54 | $94.17 | $94.79 | 960,000 |
| 12/12/2025 | $92.72 | $95.39 | $91.70 | $95.35 | 1.29M |
| 12/11/2025 | $92.01 | $93.07 | $91.07 | $92.25 | 800,761 |
| 12/10/2025 | $88.56 | $91.96 | $88.34 | $91.38 | 1.31M |
| 12/9/2025 | $89.73 | $92.80 | $88.30 | $88.56 | 1.44M |
| 12/8/2025 | $90.94 | $91.89 | $89.51 | $90.25 | 1.46M |
| 12/5/2025 | $87.96 | $90.18 | $87.54 | $89.65 | 1.47M |
| 12/4/2025 | $86.07 | $88.10 | $85.13 | $87.33 | 736,800 |
| 12/3/2025 | $85.43 | $87.10 | $84.73 | $86.07 | 715,548 |
| 12/2/2025 | $85.75 | $86.39 | $83.52 | $84.65 | 992,805 |
| 12/1/2025 | $89.61 | $89.85 | $85.00 | $85.64 | 999,816 |
| 11/28/2025 | $90.00 | $90.46 | $88.78 | $90.00 | 337,400 |
| 11/26/2025 | $90.00 | $90.85 | $89.50 | $90.07 | 1.21M |
| 11/25/2025 | $88.46 | $89.88 | $87.76 | $89.86 | 911,005 |
| 11/24/2025 | $86.59 | $88.34 | $85.71 | $87.69 | 872,400 |
| 11/21/2025 | $84.24 | $86.67 | $83.64 | $85.40 | 907,207 |
| 11/20/2025 | $86.36 | $86.95 | $84.00 | $84.20 | 789,596 |
| 11/19/2025 | $84.54 | $86.64 | $84.45 | $85.13 | 989,454 |
| 11/18/2025 | $84.77 | $86.36 | $83.79 | $84.39 | 778,800 |
| 11/17/2025 | $82.79 | $85.45 | $82.79 | $84.77 | 794,800 |
| 11/14/2025 | $82.18 | $85.90 | $82.06 | $84.61 | 755,426 |
| 11/13/2025 | $84.84 | $86.02 | $83.17 | $83.24 | 711,800 |
| 11/12/2025 | $85.41 | $86.90 | $84.50 | $84.85 | 1.36M |
| 11/11/2025 | $83.52 | $86.00 | $83.00 | $85.56 | 952,798 |
| 11/10/2025 | $80.58 | $84.84 | $79.56 | $83.23 | 1.16M |
| 11/7/2025 | $80.12 | $80.75 | $76.70 | $79.54 | 882,432 |
| 11/6/2025 | $77.07 | $79.92 | $77.00 | $79.78 | 1.14M |
| 11/5/2025 | $76.50 | $78.12 | $75.55 | $77.88 | 622,953 |