Latest Institutional Purchases of Prothena Corp Public LTD CO (PRTA)
This list provides information on the latest institutional transactions involving Prothena Corp Public LTD CO (PRTA) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
PUT |
100KNew |
$458K - $1.21M
|
100K
$1.03M
|
|
|
Aug 07, 2025
Q2 2025
|
Monaco Asset Management Sam
|
BUY
|
- |
70KNew |
$321K - $850K
|
70K
$718K
|
|
|
Aug 13, 2025
Q2 2025
|
Norges Bank
Oslo, Q8 |
BUY
|
- |
57.5KNew |
$263K - $697K
|
57.5K
$589K
|
|
|
Aug 08, 2025
Q2 2025
|
Quinn Opportunity Partners LLC
Charlottesville, VA |
BUY
|
- |
50KNew |
$229K - $607K
|
50K
$513K
|
|
|
Jul 15, 2025
Q2 2025
|
Public Employees Retirement System Of Ohio
Columbus, OH |
BUY
|
- |
42.2KNew |
$193K - $512K
|
42.2K
$432K
|
|
|
Aug 14, 2025
Q2 2025
|
Sherbrooke Park Advisers LLC
White Plains, NY |
BUY
|
- |
27.2KNew |
$125K - $330K
|
27.2K
$279K
|
|
|
Aug 14, 2025
Q2 2025
|
Nebula Research & Development LLC
New York, NY |
BUY
|
- |
22.9KNew |
$105K - $277K
|
22.9K
$234K
|
|
|
Jul 10, 2025
Q2 2025
|
Mogy Joel R Investment Counsel Inc
Beverly Hills, CA |
BUY
|
- |
20.8KNew |
$95K - $252K
|
20.8K
$213K
|
|
|
Aug 14, 2025
Q2 2025
|
Voleon Capital Management LP
Berkeley, CA |
BUY
|
- |
18.5KNew |
$84.9K - $225K
|
18.5K
$190K
|
|
|
Aug 13, 2025
Q2 2025
|
Jones Financial Companies Lllp
|
BUY
|
- |
14KNew |
$64.1K - $170K
|
14K
$144K
|
|
|
Aug 14, 2025
Q2 2025
|
Dark Forest Capital Management LP
Weston, CT |
BUY
|
- |
11.8K+ 56.07% |
$54.1K - $143K
|
32.9K
$337K
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Securities, LLC
New York, NY |
BUY
|
- |
11.7KNew |
$53.5K - $142K
|
11.7K
$120K
|
|
|
Aug 14, 2025
Q2 2025
|
Coastal Bridge Advisors, LLC
|
BUY
|
- |
11.4KNew |
$52.4K - $139K
|
11.4K
$117K
|
|
|
Aug 06, 2025
Q2 2025
|
Prospera Financial Services Inc
|
BUY
|
- |
10KNew |
$45.8K - $121K
|
10K
$103K
|
|
|
Aug 11, 2025
Q2 2025
|
Brown Brothers Harriman & CO
New York, NY |
BUY
|
- |
5KNew |
$22.9K - $60.7K
|
5K
$51.3K
|
|
|
Jul 29, 2025
Q2 2025
|
Nordea Investment Management Ab
Stockholm, V7 |
BUY
|
- |
3.62K+ 1.17% |
$16.6K - $43.9K
|
312K
$3.19M
|
|
|
Jul 07, 2025
Q2 2025
|
Versant Capital Management, Inc
|
BUY
|
- |
1.51K+ 284.93% |
$6.93K - $18.4K
|
2.04K
$21K
|
|
|
Aug 07, 2025
Q2 2025
|
Flagship Wealth Advisors, LLC
Wakefield, MA |
BUY
|
- |
1.5KNew |
$6.87K - $18.2K
|
1.5K
$15.4K
|
|
|
Aug 05, 2025
Q2 2025
|
Bnp Paribas Asset Management Holding S.A.
|
BUY
|
- |
683New |
$3.13K - $8.29K
|
683
$7K
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
BUY
|
- |
459New |
$2.1K - $5.57K
|
459
$4.7K
|
|
|
Aug 05, 2025
Q2 2025
|
Huntington National Bank
Columbus, OH |
BUY
|
- |
324New |
$1.48K - $3.93K
|
324
$3.32K
|
|
|
Aug 14, 2025
Q2 2025
|
Voya Investment Management LLC
Atlanta, GA |
BUY
|
- |
212+ 1.81% |
$971 - $2.57K
|
11.9K
$122K
|
|
|
Aug 13, 2025
Q2 2025
|
Shelton Capital Management
Denver, CO |
BUY
|
- |
46+ 0.3% |
$211 - $558
|
15.3K
$157K
|
|
|
Aug 12, 2025
Q2 2025
|
Steward Partners Investment Advisory, LLC
|
BUY
|
- |
6New |
$27.5 - $72.8
|
6
$61.5
|
|
|
Aug 15, 2025
Q2 2025
|
Koesten, Hirschmann & Crabtree, Inc.
Overland Park, KS |
BUY
|
- |
1New |
$4.58 - $12.1
|
1
$10.3
|
|
|
Aug 12, 2025
Q2 2025
|
Concourse Financial Group Securities, Inc.
Birmingham, AL |
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
| Q1 2025 | |||||||
|
May 14, 2025
Q1 2025
|
Siren, L.L.C.
New York, NY |
BUY
|
- |
184K+ 16.7% |
$2.27M - $2.95M
|
1.28M
$13.2M
|
|
|
May 15, 2025
Q1 2025
|
Ikarian Capital, LLC
Dallas, TX |
BUY
|
CALL |
100KNew |
$1.24M - $1.6M
|
100K
$1.03M
|
|
|
May 15, 2025
Q1 2025
|
Boothbay Fund Management, LLC
New York, NY |
BUY
|
CALL |
29.6KNew |
$366K - $475K
|
29.6K
$303K
|
|
|
May 14, 2025
Q1 2025
|
Svb Wealth LLC
Boston, MA |
BUY
|
- |
274New |
$3.39K - $4.39K
|
274
$2.81K
|
|
|
Apr 23, 2025
Q1 2025
|
Spire Wealth Management
|
BUY
|
- |
200New |
$2.48K - $3.21K
|
200
$2.05K
|
|
|
May 05, 2025
Q1 2025
|
Lindbrook Capital, LLC
|
BUY
|
- |
197+ 29.1% |
$2.44K - $3.16K
|
874
$8.96K
|
|
|
Apr 28, 2025
Q1 2025
|
North Capital, Inc.
Salt Lake City, UT |
BUY
|
- |
159New |
$1.97K - $2.55K
|
159
$1.63K
|
|
|
May 13, 2025
Q1 2025
|
Caitong International Asset Management Co., LTD
Hong Kong, K3 |
BUY
|
- |
123+ 106.96% |
$1.52K - $1.97K
|
238
$2.44K
|
|
|
Apr 01, 2025
Q1 2025
|
Massmutual Trust CO Fsb
|
BUY
|
- |
92+ 460.0% |
$1.14K - $1.48K
|
112
$1.15K
|
|
|
May 15, 2025
Q1 2025
|
Amundi
Paris, I0 |
BUY
|
- |
60+ 3.07% |
$743 - $962
|
2.01K
$20.6K
|
|
|
May 13, 2025
Q1 2025
|
Coldstream Capital Management Inc
|
BUY
|
- |
51New |
$631 - $818
|
51
$523
|
|
|
May 08, 2025
Q1 2025
|
Parkside Financial Bank & Trust
|
BUY
|
- |
30New |
$371 - $481
|
30
$308
|
|
|
Apr 08, 2025
Q1 2025
|
Rothschild Investment LLC
Chicago, IL |
BUY
|
- |
10+ 28.57% |
$124 - $160
|
45
$461
|
|
|
May 14, 2025
Q1 2025
|
Smartleaf Asset Management LLC
Boston, MA |
BUY
|
- |
9New |
$111 - $144
|
9
$92.3
|
|
| Q4 2024 | |||||||
|
Feb 13, 2025
Q4 2024
|
Hap Trading, LLC
New York, NY |
BUY
|
CALL |
122KNew |
$1.46M - $2.24M
|
122K
$1.25M
|
|
|
Feb 14, 2025
Q4 2024
|
Verition Fund Management LLC
Greenwich, CT |
BUY
|
- |
39.4KNew |
$471K - $723K
|
39.4K
$404K
|
|
|
Feb 14, 2025
Q4 2024
|
Squarepoint Ops LLC
New York, NY |
BUY
|
CALL |
24.3KNew |
$290K - $446K
|
24.3K
$249K
|
|
|
Feb 06, 2025
Q4 2024
|
Foundation Wealth Management, LLC
Clayton, MO |
BUY
|
- |
19.5KNew |
$233K - $357K
|
19.5K
$200K
|
|
|
Feb 14, 2025
Q4 2024
|
Lmr Partners LLP
London, X0 |
BUY
|
CALL |
18KNew |
$215K - $330K
|
18K
$185K
|
|
|
Feb 14, 2025
Q4 2024
|
Cary Street Partners Financial LLC
Richmond, VA |
BUY
|
- |
12.5KNew |
$149K - $229K
|
12.5K
$128K
|
|
|
Feb 14, 2025
Q4 2024
|
Wolverine Trading, LLC
Chicago, IL |
BUY
|
- |
11.2KNew |
$133K - $205K
|
11.2K
$114K
|
|
|
Feb 14, 2025
Q4 2024
|
Sig Brokerage, LP
Bala Cynwyd, PA |
BUY
|
CALL |
11KNew |
$131K - $202K
|
11K
$113K
|
|
|
Feb 11, 2025
Q4 2024
|
Teacher Retirement System Of Texas
Austin, TX |
BUY
|
- |
10.4KNew |
$125K - $191K
|
10.4K
$107K
|
|
|
Feb 03, 2025
Q4 2024
|
Handelsbanken Fonder Ab
|
BUY
|
- |
5.5K+ 35.71% |
$65.7K - $101K
|
20.9K
$214K
|
|