Who owns Prothena?
- Ticker: PRTA
- CUSIP Number: G72800108
Tip: Access positions for across all investors
Analyze quarterly positions in Prothena with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Prothena stock
Who bought or sold Prothena this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| FMR | 7.9M | $77M | 0% | Sep 2025 |
|
| BlackRock | 3.6M | $35M | -9% | Sep 2025 |
|
| Vanguard Group | 2.0M | $20M | -6% | Sep 2025 |
|
| Armistice Capital | 1.8M | $18M | 100% | Sep 2025 |
|
| Rubric Capital Management | 1.5M | $15M | 100% | Sep 2025 |
|
| ADAR1 Capital Management | 1.5M | $14M | -56% | Sep 2025 |
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| Palo Alto Investors | 1.3M | $13M | 4% | Sep 2025 |
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| D. E. Shaw & Co | 1.3M | $13M | 236% | Sep 2025 |
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| Susquehanna International | 1.3M | $12M | 32% | Sep 2025 |
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| Acadian Asset Management | 1.2M | $12M | 22% | Sep 2025 |
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| Geode Capital Management | 1.0M | $10M | 9% | Sep 2025 |
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| Citadel Advisors | 972k | $9.5M | -29% | Sep 2025 |
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| Morgan Stanley | 953k | $5.8M | 100% | Jun 2025 |
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| State Street Corporation | 901k | $8.8M | -10% | Sep 2025 |
|
| Jane Street | 879k | $8.6M | 178% | Sep 2025 |
|
| Jacobs Levy Equity Management | 877k | $8.6M | 26% | Sep 2025 |
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| Dimensional Fund Advisors | 807k | $7.9M | -16% | Sep 2025 |
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| Jpmorgan Chase & Co | 736k | $7.2M | 98% | Sep 2025 |
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| Federated Investors | 693k | $6.8M | -41% | Sep 2025 |
|
| Nuveen | 668k | $6.5M | 447% | Sep 2025 |
|
| Arrowstreet Capital, Limited Partnership | 654k | $6.4M | 100% | Sep 2025 |
|
| Point72 Asset Management | 647k | $6.3M | 100% | Sep 2025 |
|
| Millennium Management | 621k | $6.1M | 264% | Sep 2025 |
|
| Mariner Wealth Advisors | 591k | $5.8M | 53% | Sep 2025 |
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| Rangeley Capital | 561k | $5.5M | -22% | Sep 2025 |
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| Birchview Capital | 549k | $5.4M | 22% | Sep 2025 |
|
| Algert Coldiron Investors | 446k | $4.4M | 826% | Sep 2025 |
|
| Two Sigma Investments | 427k | $4.2M | 112% | Sep 2025 |
|
| UBS Group | 401k | $3.9M | 561% | Sep 2025 |
|
| Renaissance Technologies | 371k | $3.6M | 312% | Sep 2025 |
|
| Goldman Sachs Group | 353k | $3.4M | -31% | Sep 2025 |
|
| Charles Schwab Investment Management | 351k | $3.4M | 28% | Sep 2025 |
|
| Northern Trust | 335k | $3.3M | 0% | Sep 2025 |
|
| Trexquant Investment | 279k | $2.7M | -50% | Sep 2025 |
|
| Two Sigma Advisers | 266k | $2.6M | 90% | Sep 2025 |
|
| Monimus Capital Management | 258k | $2.5M | 25% | Sep 2025 |
|
| Qube Research & Technologies | 254k | $2.5M | -39% | Sep 2025 |
|
| Bnp Paribas Arbitrage, Snc | 228k | $2.2M | 387% | Sep 2025 |
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| AQR Capital Management | 215k | $2.1M | 100% | Sep 2025 |
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| DCF Advisers | 201k | $2.0M | 28% | Sep 2025 |
|
| Cubist Systematic Strategies | 191k | $1.9M | -62% | Sep 2025 |
|
| Jump Financial | 186k | $1.8M | 100% | Sep 2025 |
|
| Caption Management | 161k | $1.6M | -2% | Sep 2025 |
|
| Bank of New York Mellon | 154k | $1.5M | 4% | Sep 2025 |
|
| Man Group | 132k | $1.3M | 209% | Sep 2025 |
|
| Russell Investments | 128k | $1.2M | 33% | Sep 2025 |
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| Squarepoint Ops | 127k | $1.2M | -39% | Sep 2025 |
|
| Thomas Stevens, CFA" | 119k | $1.2M | 615% | Sep 2025 |
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| Janney Montgomery Scott | 107k | $1.0M | 100% | Sep 2025 |
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| Ameriprise Financial | 106k | $1.0M | -30% | Sep 2025 |
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| Quantinno Capital Management | 101k | $988k | 70% | Sep 2025 |
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| Barclays | 98k | $957k | -15% | Sep 2025 |
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| Assenagon Asset Management | 90k | $876k | 100% | Sep 2025 |
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| Duncan Williams Asset Management | 88k | $862k | 100% | Sep 2025 |
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| Hennion & Walsh Asset Management | 85k | $826k | -2% | Sep 2025 |
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| American Century Companies | 72k | $705k | 20% | Sep 2025 |
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| Gail Mannix | 71k | $696k | -4% | Sep 2025 |
|
| Monaco Asset Management SAM | 70k | $683k | 0% | Sep 2025 |
|
| Alliancebernstein | 70k | $679k | -21% | Sep 2025 |
|
| Creative Planning | 64k | $626k | 27% | Sep 2025 |
|
| Rhumbline Advisers | 62k | $606k | -2% | Sep 2025 |
|
| Franklin Resources | 61k | $597k | 9% | Sep 2025 |
|
| Focused Wealth Management | 57k | $558k | 78% | Sep 2025 |
|
| SG Americas Securities | 57k | $554k | 9% | Sep 2025 |
|
| Engineers Gate Manager | 56k | $547k | 37% | Sep 2025 |
|
| Balyasny Asset Management | 56k | $544k | -90% | Sep 2025 |
|
| Graham Capital Management | 53k | $521k | 57% | Sep 2025 |
|
| Walleye Trading Advisors | 50k | $489k | 47% | Sep 2025 |
|
| Quinn Opportunity Partners | 50k | $488k | 0% | Sep 2025 |
|
| Massachusetts Financial Services | 48k | $464k | 7% | Sep 2025 |
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| Fox Run Management | 44k | $433k | 100% | Sep 2025 |
|
| Ohio Pers | 42k | $412k | 0% | Sep 2025 |
|
| Simplex Trading | 42k | $410k | -3% | Sep 2025 |
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| Wells Fargo & Company | 40k | $395k | -2% | Sep 2025 |
|
| Hsbc Holdings | 37k | $365k | -19% | Sep 2025 |
|
| Deutsche Bank Aktiengesellschaft | 34k | $330k | -15% | Sep 2025 |
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| Covestor | 31k | $307k | -26% | Sep 2025 |
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| Invesco | 31k | $306k | -15% | Sep 2025 |
|
| Hrt Financial | 31k | $303k | 100% | Sep 2025 |
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| ExodusPoint Capital Management | 30k | $295k | -49% | Sep 2025 |
|
| Proficio Capital Partners | 30k | $294k | 100% | Sep 2025 |
|
| Boothbay Fund Management | 30k | $293k | 1% | Sep 2025 |
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| Sandia Investment Management | 30k | $292k | 100% | Sep 2025 |
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| Rbf Capital | 29k | $285k | 0% | Sep 2025 |
|
| Susquehanna Portfolio Strategies | 29k | $283k | -60% | Sep 2025 |
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| OTR - Nominee Name for The State Teachers Retirement Board of Ohio | 29k | $281k | 76% | Sep 2025 |
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| Arizona PSPRS Trust | 28k | $293k | 100% | Sep 2025 |
|
| Cambridge Investment Research Advisors | 28k | $269k | 1% | Sep 2025 |
|
| Tudor Investment Corporation | 27k | $264k | -3% | Sep 2025 |
|
| ALPS Advisors | 26k | $251k | -11% | Sep 2025 |
|
| Rock Springs Capital Management | 25k | $248k | -95% | Sep 2025 |
|
| Purkiss Capital Advisors | 25k | $248k | 2% | Sep 2025 |
|
| Walleye Trading | 24k | $236k | 60% | Sep 2025 |
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| Edgewood Management | 24k | $235k | 0% | Sep 2025 |
|
| Wolverine Trading | 23k | $222k | 100% | Sep 2025 |
|
| Virtus Investment Advisers | 22k | $219k | 21% | Sep 2025 |
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| Raymond James Financial | 22k | $215k | 63% | Sep 2025 |
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| Atom Investors | 21k | $208k | 100% | Sep 2025 |
|
| Handelsbanken Fonder AB | 21k | $204k | 0% | Sep 2025 |
|
| Joel R Mogy Investment Counsel | 21k | $203k | 0% | Sep 2025 |
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| Prosight Management | 20k | $195k | -93% | Sep 2025 |
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| Foundation Wealth Management | 20k | $190k | 0% | Sep 2025 |
|
| Intech Investment Management | 19k | $189k | 6% | Sep 2025 |
|
| MetLife Investment Advisors | 19k | $189k | -24% | Sep 2025 |
|
| Mirae Asset Global Etfs Holdings | 19k | $184k | -11% | Sep 2025 |
|
| Ballentine Partners | 18k | $179k | 100% | Sep 2025 |
|
| Pnc Financial Services | 18k | $177k | 1% | Sep 2025 |
|
| XTX Topco | 16k | $154k | 100% | Sep 2025 |
|
| Florida State Board of Administration | 15k | $150k | 0% | Sep 2025 |
|
| Chicago Partners Investment | 15k | $156k | 1% | Sep 2025 |
|
| Corton Capital | 14k | $139k | 2% | Sep 2025 |
|
| Jones Financial Companies, L.L | 14k | $132k | 0% | Sep 2025 |
|
| DekaBank Deutsche Girozentrale | 14k | $134k | 0% | Sep 2025 |
|
| Manufacturers Life Insurance Company | 14k | $135k | -8% | Sep 2025 |
|
| Wintrust Financial Corporation | 13k | $130k | 100% | Sep 2025 |
|
| Thrivent Financial for Lutherans | 13k | $127k | -66% | Sep 2025 |
|
| Cary Street Partners Financial | 13k | $122k | 0% | Sep 2025 |
|
| Police & Firemen's Retirement System of New Jersey | 13k | $122k | 100% | Sep 2025 |
|
| Y-Intercept | 12k | $119k | 100% | Sep 2025 |
|
| Jain Global | 12k | $115k | -35% | Sep 2025 |
|
| Oppenheimer & Co | 12k | $114k | -37% | Sep 2025 |
|
| Skopos Labs | 11k | $68k | 0% | Sep 2025 |
|
| Inscription Capital | 11k | $102k | 100% | Sep 2025 |
|
| Royal Bank of Canada | 10k | $110k | -90% | Sep 2025 |
|
| CWM | 10k | $100k | 650% | Sep 2025 |
|
| China Universal Asset Management | 9.4k | $92k | -13% | Sep 2025 |
|
| New York State Common Retirement Fund | 9.0k | $88k | 0% | Sep 2025 |
|
| Group One Trading | 6.9k | $68k | -78% | Sep 2025 |
|
| Public Employees' Retirement Association of Colorado | 6.6k | $64k | 0% | Sep 2025 |
|
| Point72 | 5.8k | $57k | -76% | Sep 2025 |
|
| SRS Capital Advisors | 5.4k | $53k | 100% | Sep 2025 |
|
| Brown Brothers Harriman & Co. | 5.0k | $49k | 0% | Sep 2025 |
|
| Rockefeller Capital Management | 4.4k | $43k | 100% | Sep 2025 |
|
| Signature | 3.7k | $36k | 9% | Sep 2025 |
|
| Legal & General Group | 3.6k | $35k | -61% | Sep 2025 |
|
| Summit Investment Advisors | 3.4k | $34k | -22% | Sep 2025 |
|
| Sterling Capital Management | 2.5k | $25k | 166% | Sep 2025 |
|
| Farther Finance Advisors | 2.4k | $24k | -1% | Sep 2025 |
|
| California State Teachers Retirement System | 2.4k | $24k | -93% | Sep 2025 |
|
| Mirae Asset Global Investments | 2.1k | $20k | 0% | Sep 2025 |
|
| Versant Capital Management | 2.0k | $20k | 0% | Sep 2025 |
|
| HighMark Wealth Management | 2.0k | $20k | 0% | Sep 2025 |
|
| Flagship Wealth Advisors | 1.5k | $15k | 0% | Sep 2025 |
|
| Amalgamated Bank | 1.4k | $14k | 0% | Sep 2025 |
|
| Tower Research Capital | 1.3k | $13k | -90% | Sep 2025 |
|
| Quadrant Capital | 1.3k | $12k | 100% | Sep 2025 |
|
| Gf Fund Management | 1.2k | $11k | -16% | Sep 2025 |
|
| Hanson McClain Advisors | 865.00 | $8.4k | 133% | Sep 2025 |
|
| Hm Payson & Co | 600.00 | $5.9k | 0% | Sep 2025 |
|
| NISA Investment Advisors | 592.00 | $5.8k | 13% | Sep 2025 |
|
| Us Bancorp | 314.00 | $3.1k | -97% | Sep 2025 |
|
| Parallel Advisors | 179.00 | $1.7k | -70% | Sep 2025 |
|
| Zurcher Kantonalbank | 71.00 | $693.002600 | -100% | Sep 2025 |
|
| SBI Securities | 29.00 | $282.999400 | -97% | Sep 2025 |
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