Ameriprise’s Prothena Corp PRTA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$867K Sell
89,212
-16,229
-15% -$149K ﹤0.01% 3361
2025
Q4
$1.01M Sell
105,441
-95
-0.1% -$967 ﹤0.01% 3325
2025
Q3
$1.03M Sell
105,536
-46,007
-30% -$354K ﹤0.01% 3345
2025
Q2
$920K Buy
+151,543
New +$1.14M ﹤0.01% 3304
2024
Q1
Sell
-13,760
Closed -$500K 3939
2023
Q4
$500K Buy
13,760
+2,697
+24% +$104K ﹤0.01% 3447
2023
Q3
$534K Sell
11,063
-853
-7% -$50.7K ﹤0.01% 3386
2023
Q2
$814K Sell
11,916
-96
-0.8% -$6.19K ﹤0.01% 3261
2023
Q1
$582K Sell
12,012
-12,168
-50% -$643K ﹤0.01% 3364
2022
Q4
$1.46M Sell
24,180
-10,153
-30% -$595K ﹤0.01% 2945
2022
Q3
$2.08M Buy
34,333
+9,124
+36% +$288K ﹤0.01% 2768
2022
Q2
$685K Sell
25,209
-3,047
-11% -$89.1K ﹤0.01% 3274
2022
Q1
$1.03M Buy
28,256
+13,836
+96% +$499K ﹤0.01% 3206
2021
Q4
$712K Buy
14,420
+5,297
+58% +$294K ﹤0.01% 3397
2021
Q3
$650K Buy
+9,123
New +$567K ﹤0.01% 3313
2021
Q2
Sell
-17,792
Closed -$447K 3951
2021
Q1
$447K Sell
17,792
-23,277
-57% -$438K ﹤0.01% 3449
2020
Q4
$493K Sell
41,069
-8,809
-18% -$104K ﹤0.01% 3349
2020
Q3
$499K Buy
49,878
+3,008
+6% +$36.2K ﹤0.01% 3241
2020
Q2
$490K Sell
46,870
-115
-0.2% -$1.28K ﹤0.01% 3205
2020
Q1
$503K Buy
46,985
+73
+0.2% +$884 ﹤0.01% 3126
2019
Q4
$743K Buy
46,912
+7,903
+20% +$84.7K ﹤0.01% 3190
2019
Q3
$306K Buy
39,009
+6,783
+21% +$60.3K ﹤0.01% 3451
2019
Q2
$341K Buy
32,226
+3,890
+14% +$40K ﹤0.01% 3448
2019
Q1
$343K Buy
28,336
+10,829
+62% +$135K ﹤0.01% 3405
2018
Q4
$180K Buy
17,507
+17,493
+124,950% +$208K ﹤0.01% 3460
2018
Q3
$188K Buy
+14
New +$202 ﹤0.01% 3558
2018
Q2
Sell
-8,928
Closed -$328K 3681
2018
Q1
$328K Buy
+8,928
New +$325K ﹤0.01% 3346
2016
Q1
Sell
-32,695
Closed -$2.23M 3837
2015
Q4
$2.23M Buy
32,695
+1,832
+6% +$111K ﹤0.01% 2542
2015
Q3
$1.4M Sell
30,863
-13,523
-30% -$788K ﹤0.01% 2818
2015
Q2
$2.34M Buy
+44,386
New +$1.75M ﹤0.01% 2654
2014
Q4
Sell
-54
Closed -$2K 4225
2014
Q3
$2K Sell
54
-37
-41% -$784 ﹤0.01% 5412
2014
Q2
$2K Sell
91
-2,521
-97% -$63K ﹤0.01% 5222
2014
Q1
$100K Buy
2,612
+2,590
+11,773% +$83.5K ﹤0.01% 3509
2013
Q4
$0 Sell
22
-740
-97% -$18.6K ﹤0.01% 5370
2013
Q3
$15K Sell
762
-24
-3% -$425 ﹤0.01% 4612
2013
Q2
$10K Buy
+786
New +$7.31K ﹤0.01% 4779

Other funds holding PRTA