Institutional Ownership Prothena Corp Public LTD CO (PRTA)
This table provides information about the institutional ownership of Prothena Corp Public LTD CO (PRTA). We have compiled data on the 217 institutions that hold shares in the stock, with a total of 34.9 Million shares, which have been reported (via 13F filing form) to have a value of $358 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
True Wealth Design, LLC
Akron, OH |
Oct 21, 2025 Q3 2025 |
103
shares
|
$1,055
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Harbor Investment Advisory, LLC
|
Oct 27, 2025 Q3 2025 |
100
shares
|
$1,025
0.0% of portfolio
|
Q4 2019
New holding
|
|
|
Gould Capital, LLC
|
Nov 14, 2025 Q3 2025 |
100
shares
|
$1,025
0.0% of portfolio
|
Q4 2021
New holding
|
|
|
Ever Source Wealth Advisors, LLC
|
Nov 10, 2025 Q3 2025 |
90
shares
|
$922
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
Nov 14, 2025 Q3 2025 |
71
shares
|
$727
0.0% of portfolio
|
Q3 2025
Reduced 99.54%
|
|
|
Walleye Capital LLC
Plymouth, MN |
Nov 14, 2025 Q3 2025 |
63
shares
|
$645
0.0% of portfolio
|
Q3 2025
Reduced 96.94%
|
|
|
Northwestern Mutual Wealth Management CO
|
Nov 14, 2025 Q3 2025 |
50
shares
|
$512
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Cibc Private Wealth Group, LLC
|
Nov 21, 2025 Q3 2025 |
48
shares
|
$492
0.0% of portfolio
|
Q3 2025
Reduced 2.04%
|
|
|
Cassady Schiller Wealth Management, LLC
Cincinnati, OH |
Feb 10, 2025 Q4 2024 |
34
shares
|
$348
0.0% of portfolio
|
Q4 2024
New holding
|
|
|
Ronald Blue Trust, Inc.
Brentwood, TN |
Oct 16, 2025 Q3 2025 |
33
shares
|
$338
0.0% of portfolio
|
Q2 2025
Reduced 95.36%
|
|
|
Sbi Securities Co., Ltd.
Tokyo, M0 |
Nov 04, 2025 Q3 2025 |
29
shares
|
$297
0.0% of portfolio
|
Q3 2025
Reduced 96.99%
|
|
|
Core Cap Advisors, LLC
Southfield, MI |
Oct 22, 2025 Q3 2025 |
23
shares
|
$235
0.0% of portfolio
|
Q2 2024
New holding
|
|
|
Clearstead Advisors, LLC
Cleveland, OH |
Nov 10, 2025 Q3 2025 |
21
shares
|
$215
0.0% of portfolio
|
Q3 2025
Added 425.0%
|
|
|
Brewin Dolphin LTD
London, X0 |
Nov 14, 2022 Q2 2022 |
16
shares
|
$164
0.0% of portfolio
|
Q1 2021
Added 1724.14%
|
|
|
Key F Inancial Inc
|
Nov 05, 2025 Q3 2025 |
12
shares
|
$123
0.0% of portfolio
|
Q2 2024
New holding
|
|
|
Glen Eagle Advisors, LLC
Kingston, NJ |
Nov 14, 2025 Q3 2025 |
10
shares
|
$102
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Lowe Wealth Advisors, LLC
|
Oct 16, 2025 Q3 2025 |
10
shares
|
$102
0.0% of portfolio
|
Q2 2022
Added 900.0%
|
|
|
Covington Capital Management
|
Nov 14, 2022 Q3 2022 |
7
shares
|
$71
0.0% of portfolio
|
Q4 2021
New holding
|
|
|
Larson Financial Group LLC
|
Nov 14, 2025 Q3 2025 |
6
shares
|
$61
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Steward Partners Investment Advisory, LLC
|
Nov 12, 2025 Q3 2025 |
6
shares
|
$61
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Steward Financial Group LLC
|
Oct 20, 2023 Q3 2023 |
4
shares
|
$41
0.0% of portfolio
|
Q3 2023
New holding
|
|
|
Time Scale Financial, Inc.
|
Jul 26, 2023 Q2 2023 |
2
shares
|
$20
0.0% of portfolio
|
Q2 2019
New holding
|
|
|
American Portfolios Advisors
Holbrook, NY |
Mar 17, 2023 Q3 2022 |
2
shares
|
$20
0.0% of portfolio
|
Q3 2022
New holding
|
|
|
Truvestments Capital LLC
Sarasota, FL |
Nov 14, 2025 Q3 2025 |
1
shares
|
$10
0.0% of portfolio
|
Q3 2025
Reduced 98.55%
|
|
|
Harbour Investments, Inc.
Madison, WI |
Nov 12, 2025 Q3 2025 |
1
shares
|
$10
0.0% of portfolio
|
Q2 2025
Reduced 66.67%
|
|