Prothena Corporation plc (PRTA) Historical Stock Data
9.69 ↑0.00 (0.00%)
As of December 31, 1969, 7:00pm EST.
Historical Data
In the past 30 trading days, PRTA is down -0.24% a day on average. There have been 12 days where Prothena Corporation plc closed green and 18 days where PRTA closed red.
| Date | Open | Close | Change | Low | High | Volume |
|---|---|---|---|---|---|---|
| 2025-12-24 | 9.46 | 9.69 | ↑$0.23 (2.43%) | 9.23 | 9.74 | 237.36K |
| 2025-12-23 | 9.53 | 9.49 | ↓$0.04 (-0.42%) | 9.29 | 9.59 | 703.35K |
| 2025-12-22 | 9.16 | 9.68 | ↑$0.52 (5.68%) | 9.07 | 9.78 | 688.02K |
| 2025-12-19 | 9.38 | 9.21 | ↓$0.17 (-1.81%) | 9.11 | 9.56 | 4.13M |
| 2025-12-18 | 9.46 | 9.38 | ↓$0.08 (-0.85%) | 9.32 | 9.67 | 547.63K |
| 2025-12-17 | 9.78 | 9.43 | ↓$0.35 (-3.58%) | 9.39 | 9.91 | 508.03K |
| 2025-12-16 | 9.95 | 9.75 | ↓$0.20 (-2.01%) | 9.52 | 10.16 | 638.93K |
| 2025-12-15 | 10.37 | 9.97 | ↓$0.40 (-3.86%) | 9.94 | 10.50 | 852.65K |
| 2025-12-12 | 10.40 | 10.36 | ↓$0.04 (-0.38%) | 10.20 | 10.49 | 477.70K |
| 2025-12-11 | 9.93 | 10.33 | ↑$0.40 (4.03%) | 9.81 | 10.50 | 693.40K |
| 2025-12-10 | 10.28 | 9.87 | ↓$0.41 (-3.99%) | 9.69 | 10.32 | 0.96M |
| 2025-12-09 | 10.70 | 10.32 | ↓$0.38 (-3.55%) | 10.23 | 10.80 | 532.15K |
| 2025-12-08 | 11.20 | 10.73 | ↓$0.47 (-4.20%) | 10.71 | 11.30 | 561.87K |
| 2025-12-05 | 11.18 | 11.07 | ↓$0.11 (-0.98%) | 10.98 | 11.48 | 434.70K |
| 2025-12-04 | 11.04 | 11.16 | ↑$0.12 (1.09%) | 10.95 | 11.57 | 1.16M |
| 2025-12-03 | 10.40 | 11.17 | ↑$0.77 (7.40%) | 10.31 | 11.48 | 777.47K |
| 2025-12-02 | 10.29 | 10.35 | ↑$0.06 (0.58%) | 10.14 | 10.53 | 615.11K |
| 2025-12-01 | 10.98 | 10.27 | ↓$0.71 (-6.47%) | 10.22 | 11.13 | 648.49K |
| 2025-11-28 | 10.52 | 10.75 | ↑$0.23 (2.19%) | 10.46 | 10.83 | 288.73K |
| 2025-11-26 | 10.48 | 10.43 | ↓$0.05 (-0.48%) | 10.37 | 10.59 | 451.42K |
| 2025-11-25 | 10.50 | 10.50 | ↑$0.00 (0.00%) | 10.30 | 10.62 | 515.55K |
| 2025-11-24 | 10.55 | 10.40 | ↓$0.15 (-1.42%) | 10.29 | 10.91 | 776.17K |
| 2025-11-21 | 10.02 | 10.48 | ↑$0.46 (4.59%) | 9.90 | 10.69 | 461.19K |
| 2025-11-20 | 10.12 | 10.05 | ↓$0.07 (-0.69%) | 9.99 | 10.51 | 457.85K |
| 2025-11-19 | 10.29 | 9.99 | ↓$0.30 (-2.92%) | 9.97 | 10.49 | 479.68K |
| 2025-11-18 | 10.18 | 10.36 | ↑$0.18 (1.77%) | 9.96 | 10.42 | 427.95K |
| 2025-11-17 | 9.94 | 10.25 | ↑$0.31 (3.12%) | 9.75 | 10.32 | 827.25K |
| 2025-11-14 | 10.04 | 9.93 | ↓$0.11 (-1.10%) | 9.93 | 10.33 | 504.46K |
| 2025-11-13 | 10.83 | 10.18 | ↓$0.65 (-6.00%) | 10.12 | 10.83 | 679.64K |
| 2025-11-12 | 10.36 | 10.85 | ↑$0.49 (4.73%) | 10.22 | 10.90 | 686.42K |
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$PRTA flow comin
$PRTA Felling good about next week!!
$PRTA we going up from here
$PRTA Mindset is key
$PRTA up we go
$PRTA has just been halted from trading.
$PRTA Very bullish action
$PRTA steady steady n hold
$PRTA I blocked some bears and I liked it!
$PRTA run it!