Northern Trust’s Prothena Corp PRTA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$2.03M Sell
334,554
-39,149
-10% -$238K ﹤0.01% 2979
2025
Q1
$4.62M Sell
373,703
-30,793
-8% -$381K ﹤0.01% 2456
2024
Q4
$5.6M Buy
404,496
+31,841
+9% +$441K ﹤0.01% 2445
2024
Q3
$6.23M Buy
372,655
+8,549
+2% +$143K ﹤0.01% 2356
2024
Q2
$7.52M Sell
364,106
-33,157
-8% -$684K ﹤0.01% 2159
2024
Q1
$9.84M Sell
397,263
-6,847
-2% -$170K ﹤0.01% 2052
2023
Q4
$14.7M Sell
404,110
-5,737
-1% -$208K ﹤0.01% 1833
2023
Q3
$19.8M Sell
409,847
-2,128
-0.5% -$103K ﹤0.01% 1547
2023
Q2
$28.1M Buy
411,975
+29,287
+8% +$2M 0.01% 1364
2023
Q1
$18.5M Buy
382,688
+21,103
+6% +$1.02M ﹤0.01% 1606
2022
Q4
$21.8M Buy
361,585
+14,437
+4% +$870K ﹤0.01% 1466
2022
Q3
$21M Sell
347,148
-5,073
-1% -$308K ﹤0.01% 1433
2022
Q2
$9.56M Sell
352,221
-12,571
-3% -$341K ﹤0.01% 2065
2022
Q1
$13.3M Sell
364,792
-80,027
-18% -$2.93M ﹤0.01% 1963
2021
Q4
$22M Buy
444,819
+3,834
+0.9% +$189K ﹤0.01% 1693
2021
Q3
$31.4M Sell
440,985
-299
-0.1% -$21.3K 0.01% 1448
2021
Q2
$22.7M Buy
441,284
+100,009
+29% +$5.14M ﹤0.01% 1801
2021
Q1
$8.57M Sell
341,275
-28,885
-8% -$726K ﹤0.01% 2394
2020
Q4
$4.45M Sell
370,160
-16,467
-4% -$198K ﹤0.01% 2752
2020
Q3
$3.86M Sell
386,627
-44,714
-10% -$447K ﹤0.01% 2695
2020
Q2
$4.51M Sell
431,341
-83,505
-16% -$873K ﹤0.01% 2584
2020
Q1
$5.51M Sell
514,846
-20
-0% -$214 ﹤0.01% 2247
2019
Q4
$8.15M Buy
514,866
+20,816
+4% +$330K ﹤0.01% 2309
2019
Q3
$3.87M Sell
494,050
-26,761
-5% -$210K ﹤0.01% 2696
2019
Q2
$5.5M Buy
520,811
+35,777
+7% +$378K ﹤0.01% 2514
2019
Q1
$5.88M Sell
485,034
-1,090
-0.2% -$13.2K ﹤0.01% 2461
2018
Q4
$5.01M Sell
486,124
-9,136
-2% -$94.1K ﹤0.01% 2503
2018
Q3
$6.48M Buy
495,260
+36,018
+8% +$471K ﹤0.01% 2537
2018
Q2
$6.7M Sell
459,242
-39
-0% -$569 ﹤0.01% 2521
2018
Q1
$16.9M Buy
459,281
+2,983
+0.7% +$109K ﹤0.01% 1814
2017
Q4
$17.1M Sell
456,298
-1,536
-0.3% -$57.6K ﹤0.01% 1838
2017
Q3
$29.7M Buy
457,834
+55,023
+14% +$3.56M 0.01% 1396
2017
Q2
$21.8M Sell
402,811
-19,680
-5% -$1.07M 0.01% 1610
2017
Q1
$23.6M Buy
422,491
+27,063
+7% +$1.51M 0.01% 1521
2016
Q4
$19.5M Buy
395,428
+2,616
+0.7% +$129K 0.01% 1632
2016
Q3
$23.6M Sell
392,812
-1,538
-0.4% -$92.2K 0.01% 1459
2016
Q2
$13.8M Buy
394,350
+8,349
+2% +$292K ﹤0.01% 1798
2016
Q1
$15.9M Buy
386,001
+33,030
+9% +$1.36M 0.01% 1662
2015
Q4
$24M Sell
352,971
-135,369
-28% -$9.22M 0.01% 1363
2015
Q3
$22.1M Buy
488,340
+4,319
+0.9% +$196K 0.01% 1423
2015
Q2
$25.5M Buy
484,021
+59,389
+14% +$3.13M 0.01% 1390
2015
Q1
$16.2M Buy
424,632
+14,215
+3% +$542K ﹤0.01% 1740
2014
Q4
$8.52M Buy
410,417
+14,616
+4% +$303K ﹤0.01% 2143
2014
Q3
$8.77M Buy
395,801
+215,243
+119% +$4.77M ﹤0.01% 2126
2014
Q2
$4.07M Sell
180,558
-11,144
-6% -$251K ﹤0.01% 2659
2014
Q1
$7.34M Sell
191,702
-6,068
-3% -$232K ﹤0.01% 2318
2013
Q4
$5.24M Buy
197,770
+44,065
+29% +$1.17M ﹤0.01% 2531
2013
Q3
$3.11M Buy
153,705
+100,268
+188% +$2.03M ﹤0.01% 2812
2013
Q2
$691K Buy
+53,437
New +$691K ﹤0.01% 3383