Protagonist Therapeutics Inc (PTGX) Historical Stock Data
88.73 ↑0.00 (0.00%)
As of December 31, 1969, 7:00pm EST.
Historical Data
In the past 30 trading days, PTGX is up 0.13% a day on average. There have been 17 days where Protagonist Therapeutics Inc closed green and 13 days where PTGX closed red.
| Date | Open | Close | Change | Low | High | Volume |
|---|---|---|---|---|---|---|
| 2025-12-23 | 87.27 | 88.73 | ↑$1.46 (1.67%) | 87.27 | 90.00 | 329.13K |
| 2025-12-22 | 85.33 | 87.41 | ↑$2.08 (2.44%) | 84.88 | 88.13 | 661.12K |
| 2025-12-19 | 86.58 | 86.05 | ↓$0.53 (-0.61%) | 84.81 | 87.73 | 1.74M |
| 2025-12-18 | 89.35 | 85.79 | ↓$3.56 (-3.98%) | 84.11 | 90.02 | 2.23M |
| 2025-12-17 | 91.41 | 89.34 | ↓$2.07 (-2.26%) | 88.38 | 92.54 | 821.80K |
| 2025-12-16 | 93.93 | 91.54 | ↓$2.39 (-2.54%) | 90.18 | 94.54 | 881.12K |
| 2025-12-15 | 95.41 | 94.79 | ↓$0.62 (-0.65%) | 94.17 | 96.54 | 0.96M |
| 2025-12-12 | 92.72 | 95.35 | ↑$2.63 (2.84%) | 91.70 | 95.39 | 1.29M |
| 2025-12-11 | 92.01 | 92.25 | ↑$0.24 (0.26%) | 91.07 | 93.07 | 800.75K |
| 2025-12-10 | 88.56 | 91.38 | ↑$2.82 (3.18%) | 88.34 | 91.96 | 1.31M |
| 2025-12-09 | 89.73 | 88.56 | ↓$1.17 (-1.30%) | 88.30 | 92.80 | 1.44M |
| 2025-12-08 | 90.94 | 90.25 | ↓$0.69 (-0.76%) | 89.51 | 91.89 | 1.46M |
| 2025-12-05 | 87.96 | 89.65 | ↑$1.69 (1.92%) | 87.54 | 90.18 | 1.47M |
| 2025-12-04 | 86.07 | 87.33 | ↑$1.26 (1.46%) | 85.13 | 88.10 | 736.77K |
| 2025-12-03 | 85.43 | 86.07 | ↑$0.64 (0.75%) | 84.73 | 87.10 | 715.30K |
| 2025-12-02 | 85.75 | 84.65 | ↓$1.10 (-1.28%) | 83.52 | 86.39 | 0.99M |
| 2025-12-01 | 89.61 | 85.64 | ↓$3.97 (-4.43%) | 85.00 | 89.85 | 1M |
| 2025-11-28 | 90.00 | 90.00 | ↑$0.00 (0.00%) | 88.78 | 90.46 | 337.40K |
| 2025-11-26 | 90.00 | 90.07 | ↑$0.07 (0.08%) | 89.50 | 90.85 | 1.21M |
| 2025-11-25 | 88.46 | 89.86 | ↑$1.40 (1.58%) | 87.76 | 89.88 | 0.91M |
| 2025-11-24 | 86.59 | 87.69 | ↑$1.10 (1.27%) | 85.71 | 88.34 | 872.35K |
| 2025-11-21 | 84.24 | 85.40 | ↑$1.16 (1.38%) | 83.64 | 86.67 | 0.91M |
| 2025-11-20 | 86.36 | 84.20 | ↓$2.16 (-2.50%) | 84.00 | 86.95 | 789.59K |
| 2025-11-19 | 84.54 | 85.13 | ↑$0.59 (0.70%) | 84.45 | 86.64 | 0.99M |
| 2025-11-18 | 84.77 | 84.39 | ↓$0.38 (-0.45%) | 83.79 | 86.36 | 778.79K |
| 2025-11-17 | 82.79 | 84.77 | ↑$1.98 (2.39%) | 82.79 | 85.45 | 794.80K |
| 2025-11-14 | 82.18 | 84.61 | ↑$2.43 (2.96%) | 82.06 | 85.90 | 755.34K |
| 2025-11-13 | 84.84 | 83.24 | ↓$1.60 (-1.89%) | 83.17 | 86.02 | 711.74K |
| 2025-11-12 | 85.41 | 84.85 | ↓$0.56 (-0.66%) | 84.50 | 86.90 | 1.36M |
| 2025-11-11 | 83.52 | 85.56 | ↑$2.04 (2.44%) | 83.00 | 86.00 | 0.95M |
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$PTGX the best advice has been no stop losses. Would have cost a fortune!!!
$PTGX we back boys
$PTGX has just been halted from trading due to volatility.
$PTGX HOLDING LONG AND STRONG!!!
$PTGX Let’s get it
$PTGX 5 minute looks sexy
$PTGX just fucking go already jeesh
$PTGX Starting a small position
$PTGX Bears go home!
$PTGX holy fuck