SG Americas Securities’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
$131K Sell
13,522
-49,496
-79% -$454K ﹤0.01% 2828
2025
Q4
$602K Buy
63,018
+6,299
+11% +$64.1K ﹤0.01% 2383
2025
Q3
$554K Buy
56,719
+4,778
+9% +$36.7K ﹤0.01% 2028
2025
Q2
$315K Sell
51,941
-20,618
-28% -$155K ﹤0.01% 1971
2025
Q1
$898K Buy
72,559
+34,947
+93% +$494K ﹤0.01% 1260
2024
Q4
$521K Buy
37,612
+23,525
+167% +$371K ﹤0.01% 1308
2024
Q3
$236K Sell
14,087
-40,485
-74% -$870K ﹤0.01% 2359
2024
Q2
$1.13M Buy
54,572
+37,852
+226% +$819K 0.01% 1260
2024
Q1
$414K Sell
16,720
-119,137
-88% -$3.54M ﹤0.01% 1520
2023
Q4
$4.94M Buy
135,857
+43,363
+47% +$1.67M 0.05% 361
2023
Q3
$4.46M Buy
92,494
+88,939
+2,502% +$5.28M 0.06% 333
2023
Q2
$243K Sell
3,555
-105,846
-97% -$6.83M ﹤0.01% 1724
2023
Q1
$5.3M Buy
109,401
+30,629
+39% +$1.62M 0.07% 252
2022
Q4
$4.75M Sell
78,772
-56,816
-42% -$3.33M 0.07% 277
2022
Q3
$8.22M Sell
135,588
-19,000
-12% -$601K 0.13% 175
2022
Q2
$4.2M Buy
154,588
+11,082
+8% +$324K 0.06% 359
2022
Q1
$5.25M Sell
143,506
-11,337
-7% -$409K 0.05% 396
2021
Q4
$7.65M Buy
154,843
+38,767
+33% +$2.15M 0.05% 341
2021
Q3
$8.27M Buy
116,076
+106,056
+1,058% +$6.59M 0.05% 328
2021
Q2
$515K Sell
10,020
-520
-5% -$16.2K ﹤0.01% 1928
2021
Q1
$265K Sell
10,540
-2,839
-21% -$53.4K ﹤0.01% 2481
2020
Q4
$161K Buy
+13,379
New +$158K ﹤0.01% 2758
2020
Q3
Sell
-12,178
Closed -$127K 3304
2020
Q2
$127K Sell
12,178
-4,355
-26% -$48.4K ﹤0.01% 3208
2020
Q1
$177K Buy
16,533
+7,399
+81% +$89.6K ﹤0.01% 2592
2019
Q4
$145K Buy
+9,134
New +$97.9K ﹤0.01% 2717
2019
Q2
Sell
-9,364
Closed -$114K 3354
2019
Q1
$114K Buy
+9,364
New +$117K ﹤0.01% 2978
2018
Q3
Sell
-7,010
Closed -$102K 3405
2018
Q2
$102K Buy
7,010
+991
+16% +$19.6K ﹤0.01% 3061
2018
Q1
$221K Buy
6,019
+1,312
+28% +$47.7K ﹤0.01% 2369
2017
Q4
$176K Sell
4,707
-2,235
-32% -$114K ﹤0.01% 2531
2017
Q3
$450K Buy
6,942
+2,878
+71% +$176K ﹤0.01% 1925
2017
Q2
$220K Buy
4,064
+568
+16% +$30.3K ﹤0.01% 2357
2017
Q1
$195K Sell
3,496
-3,749
-52% -$197K ﹤0.01% 2456
2016
Q4
$356K Sell
7,245
-1,683
-19% -$92.9K ﹤0.01% 1929
2016
Q3
$535K Buy
8,928
+5,764
+182% +$309K 0.01% 1638
2016
Q2
$111K Sell
3,164
-4,959
-61% -$216K ﹤0.01% 2348
2016
Q1
$334K Buy
8,123
+2,843
+54% +$111K ﹤0.01% 1943
2015
Q4
$360K Sell
5,280
-2,335
-31% -$141K ﹤0.01% 1813
2015
Q3
$345K Sell
7,615
-18,682
-71% -$1.09M ﹤0.01% 1187
2015
Q2
$1.39M Buy
26,297
+6,387
+32% +$252K 0.01% 895
2015
Q1
$759K Sell
19,910
-3,525
-15% -$90.4K ﹤0.01% 1254
2014
Q4
$487K Buy
23,435
+15,940
+213% +$333K ﹤0.01% 1669
2014
Q3
$166K Sell
7,495
-1,159
-13% -$24.6K ﹤0.01% 2079
2014
Q2
$195K Buy
8,654
+2,390
+38% +$59.8K ﹤0.01% 2037
2014
Q1
$240K Buy
+6,264
New +$202K ﹤0.01% 1859
2013
Q4
Sell
-5,386
Closed -$109K 2933
2013
Q3
$109K Buy
+5,386
New +$95.3K ﹤0.01% 2620

Other funds holding PRTA