5 DAY PERFORMANCE
-32.73%
1 MONTH PERFORMANCE
-37.36%
3 MONTH PERFORMANCE
-15.97%
6 MONTH PERFORMANCE
-2.24%
YEAR-TO-DATE PERFORMANCE
+10.67%
1 YEAR PERFORMANCE
+49.84%
Protagonist Therapeutics Inc Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 09/21/2026 | $143.95 | $144.98 (0.72%) | $145.37 | $143.53 | 735.08 K | $9.56 B |
| 09/18/2026 | $143.09 | $143.00 (-0.06%) | $144.58 | $140.43 | 1.84 M | $9.43 B |
| 09/17/2026 | $144.39 | $143.70 (-0.48%) | $146.50 | $142.31 | 558.90 K | $9.47 B |
| 09/16/2026 | $144.19 | $142.84 (-0.94%) | $146.19 | $140.88 | 507.31 K | $9.42 B |
| 09/15/2026 | $147.48 | $143.40 (-2.77%) | $147.99 | $142.00 | 637.52 K | $9.46 B |
| 09/14/2026 | $150.23 | $147.78 (-1.63%) | $151.24 | $146.83 | 608.02 K | $9.74 B |
| 09/11/2026 | $147.18 | $148.18 (0.68%) | $150.48 | $145.82 | 478.04 K | $9.77 B |
| 09/10/2026 | $143.29 | $145.16 (1.31%) | $146.51 | $142.00 | 543.13 K | $9.57 B |
| 09/09/2026 | $146.05 | $145.09 (-0.66%) | $151.19 | $144.46 | 530.53 K | $9.57 B |
| 09/08/2026 | $143.61 | $145.94 (1.62%) | $147.29 | $142.00 | 700.13 K | $9.62 B |
| 09/04/2026 | $146.47 | $145.72 (-0.51%) | $147.99 | $144.01 | 501.31 K | $9.61 B |
| 09/03/2026 | $146.68 | $148.80 (1.45%) | $149.49 | $144.00 | 354.19 K | $9.81 B |
| 09/02/2026 | $148.00 | $146.08 (-1.3%) | $149.42 | $144.61 | 561.61 K | $9.63 B |
| 09/01/2026 | $147.75 | $146.49 (-0.85%) | $150.34 | $144.73 | 534.14 K | $9.66 B |
| 08/31/2026 | $143.26 | $147.75 (3.13%) | $149.29 | $141.95 | 567.40 K | $9.74 B |
| 08/28/2026 | $147.73 | $144.33 (-2.3%) | $147.95 | $142.43 | 501.25 K | $9.52 B |
| 08/27/2026 | $150.35 | $149.50 (-0.57%) | $151.68 | $147.11 | 381.60 K | $9.86 B |
| 08/26/2026 | $150.36 | $151.50 (0.76%) | $152.07 | $147.69 | 335.50 K | $9.99 B |
| 08/25/2026 | $155.84 | $150.59 (-3.37%) | $157.98 | $150.09 | 664.53 K | $9.93 B |
| 08/24/2026 | $154.32 | $154.72 (0.26%) | $158.08 | $149.94 | 483.34 K | $10.20 B |
| 08/21/2026 | $152.10 | $154.32 (1.46%) | $154.95 | $150.82 | 402.54 K | $10.18 B |
| 08/20/2026 | $152.45 | $150.69 (-1.15%) | $155.25 | $148.28 | 518.60 K | $9.94 B |
| 08/19/2026 | $160.81 | $154.94 (-3.65%) | $160.81 | $154.22 | 786.05 K | $10.22 B |
| 08/18/2026 | $157.96 | $157.34 (-0.39%) | $160.00 | $156.81 | 471.65 K | $10.37 B |
| 08/17/2026 | $155.11 | $158.62 (2.26%) | $158.95 | $153.60 | 507.00 K | $10.46 B |
| 08/14/2026 | $150.23 | $155.10 (3.24%) | $155.53 | $149.17 | 426.30 K | $10.23 B |
| 08/13/2026 | $153.15 | $151.42 (-1.13%) | $154.99 | $150.92 | 444.80 K | $9.98 B |
| 08/12/2026 | $148.21 | $152.01 (2.56%) | $152.70 | $147.33 | 417.20 K | $10.02 B |
| 08/11/2026 | $151.88 | $148.29 (-2.36%) | $151.88 | $147.37 | 306.57 K | $9.78 B |
| 08/10/2026 | $149.31 | $150.00 (0.46%) | $151.60 | $147.40 | 545.97 K | $9.89 B |
| 08/07/2026 | $146.18 | $145.87 (-0.21%) | $147.32 | $144.44 | 321.10 K | $9.62 B |
| 08/06/2026 | $145.01 | $146.18 (0.81%) | $148.00 | $139.95 | 837.63 K | $9.64 B |
| 08/05/2026 | $137.49 | $137.32 (-0.12%) | $138.08 | $135.39 | 430.53 K | $9.05 B |
| 08/04/2026 | $133.02 | $135.81 (2.1%) | $138.05 | $132.26 | 634.70 K | $8.95 B |
| 08/03/2026 | $135.78 | $132.28 (-2.58%) | $135.98 | $131.68 | 451.17 K | $8.72 B |
| 07/31/2026 | $138.36 | $136.64 (-1.24%) | $138.37 | $131.69 | 548.80 K | $8.89 B |
| 07/30/2026 | $131.77 | $138.64 (5.21%) | $138.95 | $130.63 | 556.39 K | $9.02 B |
| 07/29/2026 | $136.90 | $133.00 (-2.85%) | $137.43 | $132.72 | 595.76 K | $8.66 B |
| 07/28/2026 | $136.69 | $136.84 (0.11%) | $137.00 | $133.20 | 282.40 K | $8.91 B |
| 07/27/2026 | $136.11 | $135.56 (-0.4%) | $139.92 | $135.43 | 416.78 K | $8.82 B |
| 07/24/2026 | $136.11 | $136.11 (0%) | $137.20 | $133.78 | 298.40 K | $8.86 B |
| 07/23/2026 | $133.79 | $135.43 (1.23%) | $137.32 | $132.00 | 605.80 K | $8.81 B |
| 07/22/2026 | $139.45 | $135.44 (-2.88%) | $139.45 | $134.42 | 710.44 K | $8.82 B |
| 07/21/2026 | $133.34 | $138.31 (3.73%) | $139.72 | $131.05 | 580.57 K | $9.00 B |
| 07/20/2026 | $141.79 | $134.27 (-5.3%) | $143.29 | $133.64 | 762.74 K | $8.74 B |
| 07/17/2026 | $131.37 | $140.91 (7.26%) | $141.08 | $131.37 | 519.12 K | $9.17 B |
| 07/16/2026 | $135.21 | $132.02 (-2.36%) | $136.56 | $131.35 | 602.10 K | $8.59 B |
| 07/15/2026 | $128.00 | $135.46 (5.83%) | $139.22 | $126.97 | 836.11 K | $8.82 B |
| 07/14/2026 | $131.89 | $131.27 (-0.47%) | $131.95 | $128.68 | 565.00 K | $8.54 B |
| 07/13/2026 | $130.05 | $129.89 (-0.12%) | $131.36 | $125.32 | 541.07 K | $8.45 B |
| 07/10/2026 | $137.12 | $131.42 (-4.16%) | $137.12 | $130.64 | 1.06 M | $8.55 B |
| 07/09/2026 | $139.26 | $137.64 (-1.16%) | $141.10 | $136.99 | 1.61 M | $8.96 B |
| 07/08/2026 | $139.50 | $140.07 (0.41%) | $140.95 | $136.08 | 931.40 K | $9.12 B |
| 07/07/2026 | $132.59 | $140.85 (6.23%) | $141.08 | $130.69 | 1.37 M | $9.17 B |
| 07/06/2026 | $131.25 | $131.50 (0.19%) | $132.79 | $128.15 | 640.09 K | $8.56 B |
| 07/02/2026 | $125.89 | $131.62 (4.55%) | $131.87 | $125.24 | 708.40 K | $8.57 B |
| 07/01/2026 | $122.96 | $125.17 (1.8%) | $126.04 | $122.48 | 521.80 K | $8.15 B |
| 06/30/2026 | $122.04 | $122.58 (0.44%) | $124.72 | $119.57 | 560.90 K | $7.98 B |
| 06/29/2026 | $121.34 | $121.63 (0.24%) | $126.59 | $118.27 | 741.11 K | $7.92 B |
| 06/26/2026 | $122.00 | $121.88 (-0.1%) | $123.43 | $118.31 | 2.59 M | $7.93 B |
| 06/25/2026 | $122.31 | $122.63 (0.26%) | $126.25 | $121.48 | 1.05 M | $7.98 B |
| 06/24/2026 | $119.38 | $122.15 (2.32%) | $124.80 | $118.81 | 1.13 M | $7.95 B |
| 06/23/2026 | $114.66 | $118.96 (3.75%) | $119.85 | $114.56 | 700.50 K | $7.74 B |
| 06/22/2026 | $113.24 | $115.03 (1.58%) | $116.57 | $113.24 | 1.19 M | $7.49 B |
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