Market Cap

$423.53M

Current · Retrieved: Oct 23, 2026 · USD

PRTA Market Cap

Current$423.53MretrievedOct 23, 2026

PRTA Market Cap ($369.63M → $423.53M · CAGR +1.0%)

Latest values, visible window

High-resolution chart · PNG

PRTA market cap history

Daily history. Dates identify market observations.

Prothena Plc Market Cap — Daily history
Date	Market Cap
Jun 23, 2025	293,647,640
Jun 22, 2025	295,187,750
Jun 21, 2025	295,187,750
Jun 20, 2025	295,187,750
Jun 19, 2025	292,620,900
Jun 18, 2025	292,620,900
Jun 17, 2025	290,567,420
Jun 16, 2025	260,791,960
Jun 15, 2025	260,278,590
Jun 14, 2025	260,278,590
Jun 13, 2025	260,278,590
Jun 12, 2025	261,818,700
Jun 11, 2025	270,032,620
Jun 10, 2025	269,519,250
Jun 9, 2025	277,733,170
Jun 8, 2025	259,765,220
Jun 7, 2025	259,765,220
Jun 6, 2025	259,765,220
Jun 5, 2025	250,524,560
Jun 4, 2025	247,957,710
Jun 3, 2025	239,230,420
Jun 2, 2025	235,636,830
Jun 1, 2025	241,283,900
May 31, 2025	241,283,900
May 30, 2025	241,283,900
May 29, 2025	236,150,200
May 28, 2025	235,123,460
May 27, 2025	337,797,460
May 26, 2025	336,257,350
May 25, 2025	336,257,350
May 24, 2025	336,257,350
May 23, 2025	336,257,350
May 22, 2025	350,118,340
May 21, 2025	374,246,730
May 20, 2025	379,893,800
May 19, 2025	368,599,660
May 18, 2025	344,727,955
May 17, 2025	344,727,955
May 16, 2025	344,727,955
May 15, 2025	353,455,245
May 14, 2025	389,647,830
May 13, 2025	390,674,570
May 12, 2025	381,433,910
May 11, 2025	364,492,700
May 10, 2025	364,492,700
May 9, 2025	364,492,700
May 8, 2025	374,246,730
May 7, 2025	377,326,950
May 6, 2025	414,802,960
May 5, 2025	436,364,500
May 4, 2025	447,658,640
May 3, 2025	447,658,640
May 2, 2025	447,658,640
May 1, 2025	472,300,400
Apr 30, 2025	497,455,530
Apr 29, 2025	495,402,050
Apr 28, 2025	497,968,900
Apr 27, 2025	495,402,050
Apr 26, 2025	495,402,050
Apr 25, 2025	495,402,050
Apr 24, 2025	492,321,830
Apr 23, 2025	489,754,980
Apr 22, 2025	477,434,100
Apr 21, 2025	472,300,400
Apr 20, 2025	475,380,620
Apr 19, 2025	475,380,620
Apr 18, 2025	475,380,620
Apr 17, 2025	475,380,620
Apr 16, 2025	492,321,830
Apr 15, 2025	510,289,780
Apr 14, 2025	524,664,140
Apr 13, 2025	497,455,530
Apr 12, 2025	497,455,530
Apr 11, 2025	497,455,530
Apr 10, 2025	526,717,620
Apr 9, 2025	538,011,760
Apr 8, 2025	556,493,080
Apr 7, 2025	557,519,820
Apr 6, 2025	581,134,840
Apr 5, 2025	581,134,840
Apr 4, 2025	581,134,840
Apr 3, 2025	623,231,180
Apr 2, 2025	602,696,380
Apr 1, 2025	635,295,375
Mar 31, 2025	674,568,180
Mar 30, 2025	667,894,370
Mar 29, 2025	667,894,370
Mar 28, 2025	667,894,370
Mar 27, 2025	686,375,690
Mar 26, 2025	649,413,050
Mar 25, 2025	684,835,580
Mar 24, 2025	665,840,890
Mar 23, 2025	660,707,190
Mar 22, 2025	660,707,190
Mar 21, 2025	660,707,190
Mar 20, 2025	661,220,560
Mar 19, 2025	661,220,560
Mar 18, 2025	658,653,710
Mar 17, 2025	705,370,380
Mar 16, 2025	722,311,590