PROTHENA CORP PLC: Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in PROTHENA CORP PLC. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
13
13F filers
Aggregate Value
$61.3M
Across holders
Last Price
—
EOD close
Sector
—
GICS
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 1.61M | $15.8M | 25.7% | 0.0% | Reduced | $-1.2M | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 1.26M | $12.4M | 20.2% | 0.0% | Added | +$578K | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 791K | $7.7M | 12.6% | 0.0% | Added | +$1.7M | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 698K | $6.8M | 11.1% | 0.0% | Added | +$882K | Q2 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 678K | $6.6M | 10.8% | 0.0% | Added | +$2.9M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 339K | $3.3M | 5.4% | 0.0% | Added | +$2.8M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 303K | $3.0M | 4.8% | 0.0% | Added | +$2.9M | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 224K | $2.2M | 3.6% | 0.0% | Reduced | $-68K | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 191K | $1.9M | 3.0% | 0.0% | Added | +$1.7M | Q2 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 82K | $803K | 1.3% | 0.0% | New | — | Q2 2026 |
Reduced
Hedge Fund
$15.8M· 25.7% of total· 0.0% port· 1.61M sh· $-1.2M QoQ· Q2 2026
Added
Hedge Fund
$12.4M· 20.2% of total· 0.0% port· 1.26M sh· +$578K QoQ· Q2 2026
Added
Hedge Fund
$7.7M· 12.6% of total· 0.0% port· 791K sh· +$1.7M QoQ· Q2 2026
Added
Hedge Fund
$6.8M· 11.1% of total· 0.0% port· 698K sh· +$882K QoQ· Q2 2026
Added
Hedge Fund
$6.6M· 10.8% of total· 0.0% port· 678K sh· +$2.9M QoQ· Q2 2026
Added
Hedge Fund
$3.3M· 5.4% of total· 0.0% port· 339K sh· +$2.8M QoQ· Q2 2026
Added
Hedge Fund
$3.0M· 4.8% of total· 0.0% port· 303K sh· +$2.9M QoQ· Q2 2026
Reduced
Hedge Fund
$2.2M· 3.6% of total· 0.0% port· 224K sh· $-68K QoQ· Q2 2026
Added
Hedge Fund
$1.9M· 3.0% of total· 0.0% port· 191K sh· +$1.7M QoQ· Q2 2026
New
Hedge Fund
$803K· 1.3% of total· 0.0% port· 82K sh· — QoQ· Q2 2026
Added
Hedge Fund
$493K· 0.8% of total· 0.0% port· 50K sh· +$372K QoQ· Q2 2026
Reduced
Hedge Fund
$239K· 0.4% of total· 0.0% port· 24K sh· $-255 QoQ· Q2 2026
Reduced
Hedge Fund
$50K· 0.1% of total· 0.0% port· 5K sh· $-88K QoQ· Q2 2026
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