Latest Institutional Sells 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 sells. 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 sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Adar1 Capital Management, LLC
Austin, TX |
SELL
|
- |
-1.91M- 56.47% |
$11.9M - $18.6M
|
1.47M
$15.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
SELL
|
- |
-520K- 90.32% |
$3.23M - $5.08M
|
55.8K
$572K
|
|
|
Nov 03, 2025
Q3 2025
|
Federated Hermes, Inc.
Pittsburgh, PA |
SELL
|
- |
-488K- 41.34% |
$3.04M - $4.77M
|
693K
$7.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Rock Springs Capital Management LP
Baltimore, MD |
SELL
|
- |
-467K- 94.84% |
$2.91M - $4.56M
|
25.4K
$260K
|
|
|
Nov 14, 2025
Q3 2025
|
Armistice Capital, LLC
New York, NY |
SELL
|
- |
-412K- 18.43% |
$2.56M - $4.02M
|
1.82M
$18.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-381K- 33.16% |
$2.37M - $3.71M
|
767K
$7.86M
|
|
|
Nov 14, 2025
Q3 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
- |
-311K- 61.94% |
$1.93M - $3.03M
|
191K
$1.96M
|
|
|
Nov 14, 2025
Q3 2025
|
Trexquant Investment LP
Stamford, CT |
SELL
|
- |
-274K- 49.54% |
$1.7M - $2.67M
|
279K
$2.86M
|
|
|
Nov 14, 2025
Q3 2025
|
Prosight Management, LP
Dallas, TX |
SELL
|
- |
-248K- 92.53% |
$1.54M - $2.42M
|
20K
$205K
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-175K- 33.14% |
$1.09M - $1.71M
|
353K
$3.62M
|
|
|
Nov 14, 2025
Q3 2025
|
Qube Research & Technologies LTD
London, X0 |
SELL
|
- |
-161K- 38.71% |
$999K - $1.57M
|
254K
$2.61M
|
|
|
Nov 12, 2025
Q3 2025
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-155K- 16.14% |
$966K - $1.52M
|
807K
$8.27M
|
|
|
Nov 14, 2025
Q3 2025
|
Rangeley Capital, LLC
New Canaan, CT |
SELL
|
- |
-155K- 21.65% |
$964K - $1.51M
|
560K
$5.74M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-154K- 16.11% |
$955K - $1.5M
|
800K
$8.2M
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
SELL
|
- |
-126K- 5.81% |
$786K - $1.23M
|
2.05M
$21M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-104K- 10.34% |
$647K - $1.01M
|
901K
$9.24M
|
|
|
Nov 14, 2025
Q3 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-82.2K- 39.29% |
$511K - $802K
|
127K
$1.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
SELL
|
- |
-46K- 30.36% |
$286K - $449K
|
106K
$1.08M
|
|
|
Nov 10, 2025
Q3 2025
|
Citigroup Inc
|
SELL
|
- |
-45.7K- 92.71% |
$284K - $446K
|
3.59K
$36.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna Portfolio Strategies, LLC
Bala Cynwyd, PA |
SELL
|
- |
-42.7K- 59.57% |
$266K - $417K
|
29K
$297K
|
|
|
Nov 14, 2025
Q3 2025
|
California State Teachers Retirement System
West Sacramento, CA |
SELL
|
- |
-30.8K- 92.74% |
$192K - $301K
|
2.42K
$24.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Exodus Point Capital Management, LP
New York, NY |
SELL
|
- |
-28.7K- 48.65% |
$178K - $280K
|
30.3K
$310K
|
|
|
Nov 04, 2025
Q3 2025
|
Thrivent Financial For Lutherans
Minneapolis, MN |
SELL
|
- |
-25.6K- 66.4% |
$160K - $250K
|
13K
$133K
|
|
|
Nov 12, 2025
Q3 2025
|
Group One Trading, L.P.
Chicago, IL |
SELL
|
- |
-25.3K- 78.46% |
$157K - $247K
|
6.95K
$71.2K
|
|
|
Nov 14, 2025
Q3 2025
|
Point72 (Difc) LTD
Dubai, C0 |
SELL
|
- |
-18.1K- 75.58% |
$113K - $177K
|
5.85K
$59.9K
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-18K- 20.53% |
$112K - $175K
|
69.6K
$713K
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-17.8K- 15.34% |
$111K - $173K
|
98.1K
$1.01M
|
|
|
Nov 14, 2025
Q3 2025
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
SELL
|
- |
-15.5K- 99.54% |
$96.4K - $151K
|
71
$728
|
|
|
Nov 14, 2025
Q3 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
SELL
|
- |
-11.4K- 89.89% |
$71.1K - $111K
|
1.29K
$13.2K
|
|
|
Oct 30, 2025
Q3 2025
|
Covestor LTD
Boston, MA |
SELL
|
- |
-10.9K- 25.68% |
$67.6K - $106K
|
31.4K
$322K
|
|
|
Nov 10, 2025
Q3 2025
|
Us Bancorp \De\
|
SELL
|
- |
-8.72K- 96.52% |
$54.2K - $85.1K
|
314
$3.22K
|
|
|
Nov 13, 2025
Q3 2025
|
Hsbc Holdings PLC
London, X0 |
SELL
|
- |
-8.62K- 18.71% |
$53.6K - $84.1K
|
37.4K
$384K
|
|
|
Nov 05, 2025
Q3 2025
|
Oppenheimer & CO Inc
New York, NY |
SELL
|
- |
-6.94K- 37.29% |
$43.1K - $67.7K
|
11.7K
$120K
|
|
|
Nov 14, 2025
Q3 2025
|
Jain Global LLC
New York, NY |
SELL
|
- |
-6.48K- 35.49% |
$40.3K - $63.3K
|
11.8K
$121K
|
|
|
Nov 13, 2025
Q3 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-6.04K- 23.78% |
$37.6K - $59K
|
19.4K
$198K
|
|
|
Nov 13, 2025
Q3 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
SELL
|
- |
-5.83K- 14.72% |
$36.3K - $56.9K
|
33.8K
$346K
|
|
|
Nov 13, 2025
Q3 2025
|
Legal & General Group PLC
London, X0 |
SELL
|
- |
-5.72K- 61.4% |
$35.6K - $55.9K
|
3.6K
$36.9K
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
SELL
|
- |
-5.58K- 15.13% |
$34.7K - $54.5K
|
31.3K
$321K
|
|
|
Nov 14, 2025
Q3 2025
|
Caption Management, LLC
Oklahoma City, OK |
SELL
|
- |
-4.09K- 6.28% |
$25.4K - $39.9K
|
61K
$625K
|
|
|
Nov 05, 2025
Q3 2025
|
Alps Advisors Inc
Denver, CO |
SELL
|
- |
-3.3K- 11.37% |
$20.5K - $32.2K
|
25.7K
$264K
|
|
|
Nov 12, 2025
Q3 2025
|
Pinnacle Associates LTD
|
SELL
|
- |
-2.82K- 3.8% |
$17.5K - $27.5K
|
71.3K
$730K
|
|
|
Nov 14, 2025
Q3 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
SELL
|
- |
-2.38K- 11.24% |
$14.8K - $23.3K
|
18.8K
$193K
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
- |
-2K- 96.94% |
$12.4K - $19.5K
|
63
$646
|
|
|
Oct 22, 2025
Q3 2025
|
Hennion & Walsh Asset Management, Inc.
|
SELL
|
- |
-1.56K- 1.81% |
$9.68K - $15.2K
|
84.6K
$867K
|
|
|
Nov 14, 2025
Q3 2025
|
Skopos Labs, Inc.
Riverhead, NY |
SELL
|
- |
-1.46K- 11.58% |
$9.06K - $14.2K
|
11.1K
$114K
|
|
|
Nov 10, 2025
Q3 2025
|
China Universal Asset Management Co., Ltd.
Shanghai, F4 |
SELL
|
- |
-1.38K- 12.72% |
$8.55K - $13.4K
|
9.44K
$96.7K
|
|
|
Nov 14, 2025
Q3 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-1.27K- 8.41% |
$7.92K - $12.4K
|
13.9K
$142K
|
|
|
Nov 12, 2025
Q3 2025
|
Simplex Trading, LLC
|
SELL
|
- |
-1.22K- 2.82% |
$7.59K - $11.9K
|
42K
$431K
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
SELL
|
- |
-963- 1.53% |
$5.99K - $9.4K
|
62K
$636K
|
|
|
Nov 10, 2025
Q3 2025
|
Ameritas Investment Partners, Inc.
Lincoln, NE |
SELL
|
- |
-940- 21.52% |
$5.85K - $9.17K
|
3.43K
$35.1K
|
|