Simplex Trading’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
$333K Sell
34,300
-126,000
-79% -$1.15M 0.01% 3704
2025
Q4
$1.53M Sell
160,300
-104,900
-40% -$1.07M 0.04% 2202
2025
Q3
$2.59M Buy
265,200
+103,700
+64% +$797K 0.06% 2068
2025
Q2
$980K Buy
161,500
+161,000
+32,200% +$1.21M 0.03% 2802
2025
Q1
$6K Sell
500
-22,400
-98% -$317K ﹤0.01% 7477
2024
Q4
$317K Buy
22,900
+11,800
+106% +$186K 0.01% 4009
2024
Q3
$185K Buy
11,100
+2,000
+22% +$43K 0.01% 4595
2024
Q2
$187K Sell
9,100
-12,400
-58% -$268K 0.01% 4716
2024
Q1
$532K Sell
21,500
-61,800
-74% -$1.84M 0.02% 3802
2023
Q4
$3.03M Buy
83,300
+83,100
+41,550% +$3.2M 0.09% 1998
2023
Q3
$9K Sell
200
-13,000
-98% -$772K ﹤0.01% 7266
2023
Q2
$901K Buy
13,200
+8,000
+154% +$516K 0.04% 2696
2023
Q1
$252K Sell
5,200
-20,500
-80% -$1.08M 0.01% 4054
2022
Q4
$1.55M Sell
25,700
-52,500
-67% -$3.07M 0.07% 2068
2022
Q3
$4.74M Buy
78,200
+76,400
+4,244% +$2.42M 0.18% 1239
2022
Q2
$48K Buy
+1,800
New +$52.7K ﹤0.01% 6555
2022
Q1
Sell
-900
Closed -$44K 11774
2021
Q4
$44K Sell
900
-5,600
-86% -$311K ﹤0.01% 7428
2021
Q3
$343K Hold
6,500
0.01% 4691
2021
Q2
$334K Buy
6,500
+6,478
+29,445% +$202K 0.01% 4786
2021
Q1
$55K Buy
22
+10
+83% +$188 ﹤0.01% 6495
2020
Q4
$14K Sell
12
-287
-96% -$3.39K ﹤0.01% 7207
2020
Q3
$298K Buy
299
+19
+7% +$229 0.02% 3608
2020
Q2
$292K Buy
280
+262
+1,456% +$2.91K 0.01% 3559
2020
Q1
$19K Sell
18
-2
-10% -$24 ﹤0.01% 6002
2019
Q4
$31K Buy
20
+8
+67% +$86 ﹤0.01% 5634
2019
Q3
$9K Hold
12
﹤0.01% 6305
2019
Q2
$12K Buy
12
+2
+20% +$21 ﹤0.01% 6009
2019
Q1
$12K Sell
10
-423
-98% -$5.28K ﹤0.01% 6056
2018
Q4
$445K Sell
433
-324
-43% -$3.85K 0.04% 2339
2018
Q3
$990K Buy
757
+204
+37% +$2.95K 0.06% 1898
2018
Q2
$806K Buy
553
+400
+261% +$7.9K 0.05% 1982
2018
Q1
$77K Buy
153
+16
+12% +$582 0.01% 2015
2017
Q4
$188K Sell
137
-262
-66% -$13.3K 0.01% 1317
2017
Q3
$34K Buy
399
+312
+359% +$19.1K ﹤0.01% 2656
2017
Q2
$24K Sell
87
-76
-47% -$4.05K ﹤0.01% 3131
2017
Q1
$37K Buy
163
+57
+54% +$3K ﹤0.01% 2646
2016
Q4
$70K Sell
106
-80
-43% -$4.41K 0.01% 1827
2016
Q3
$36K Buy
186
+128
+221% +$6.87K ﹤0.01% 2400
2016
Q2
$69K Buy
58
+46
+383% +$2K 0.01% 1764
2016
Q1
$29K Sell
12
-332
-97% -$13K ﹤0.01% 2458
2015
Q4
$228K Buy
344
+220
+177% +$13.3K 0.03% 804
2015
Q3
$179K Buy
124
+103
+490% +$6K 0.03% 985
2015
Q2
$1K Sell
21
-202
-91% -$7.97K ﹤0.01% 4765
2015
Q1
$56K Buy
+223
New +$5.72K 0.01% 1478

Other funds holding PRTA