PROTAGONIST THERAPEUTICS INC (PTGX): Institutional Ownership
Hedge funds and institutional managers reporting a position in PTGX · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
23
13F filers
Aggregate Value
$160.8M
Across holders
Last Price
$121.88
2026-06-26
Sector
Health Care
GICS
Holder activity12 new5 added5 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 282K | $29.8M | 18.5% | 0.0% | Added | +$5.2M | Q1 2026 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 210K | $22.1M | 13.8% | 0.1% | Reduced | $-11K | Q1 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 174K | $18.3M | 11.4% | 0.0% | Added | +$11.5M | Q1 2026 |
| Duquesne Family Office LLC CIK 0001536411 | Family Office | 160K | $16.8M | 10.5% | 0.5% | Unchanged | +$0 | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 154K | $13.4M | 8.4% | 0.0% | New | — | Q4 2025 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 101K | $10.7M | 6.6% | 0.0% | New | — | Q1 2026 |
| SOROS FUND MANAGEMENT LLC CIK 0001029160 | Family Office | 100K | $8.7M | 5.4% | 0.1% | New | — | Q4 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 125K | $8.3M | 5.2% | 0.1% | New | — | Q3 2025 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 95K | $6.3M | 3.9% | 0.0% | New | — | Q3 2025 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 49K | $5.1M | 3.2% | 0.0% | Added | +$4.5M | Q1 2026 |
| Pentwater Capital Management LP CIK 0001425851 | Hedge Fund | 50K | $4.4M | 2.7% | 0.0% | New | — | Q4 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 31K | $3.2M | 2.0% | 0.0% | Added | +$2.6M | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 30K | $3.2M | 2.0% | 0.0% | Reduced | $-82.2M | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 36K | $3.1M | 2.0% | 0.0% | New | — | Q4 2025 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 21K | $2.2M | 1.4% | 0.0% | Reduced | $-46K | Q1 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 34K | $1.9M | 1.2% | 0.0% | New | — | Q2 2025 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 8K | $713K | 0.4% | 0.0% | New | — | Q4 2025 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 6K | $653K | 0.4% | 0.0% | Added | +$358K | Q1 2026 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 5K | $556K | 0.3% | 0.0% | New | — | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 8K | $505K | 0.3% | 0.0% | New | — | Q3 2025 |
Added
Hedge Fund
$29.8M· 18.5% of total· 0.0% port· 282K sh· +$5.2M QoQ· Q1 2026
Reduced
Hedge Fund
$22.1M· 13.8% of total· 0.1% port· 210K sh· $-11K QoQ· Q1 2026
Added
Institutional Manager
$18.3M· 11.4% of total· 0.0% port· 174K sh· +$11.5M QoQ· Q1 2026
Unchanged
Family Office
$16.8M· 10.5% of total· 0.5% port· 160K sh· +$0 QoQ· Q1 2026
New
Hedge Fund
$13.4M· 8.4% of total· 0.0% port· 154K sh· — QoQ· Q4 2025
New
Hedge Fund
$10.7M· 6.6% of total· 0.0% port· 101K sh· — QoQ· Q1 2026
New
Family Office
$8.7M· 5.4% of total· 0.1% port· 100K sh· — QoQ· Q4 2025
New
Hedge Fund
$8.3M· 5.2% of total· 0.1% port· 125K sh· — QoQ· Q3 2025
New
Hedge Fund
$6.3M· 3.9% of total· 0.0% port· 95K sh· — QoQ· Q3 2025
Added
Hedge Fund
$5.1M· 3.2% of total· 0.0% port· 49K sh· +$4.5M QoQ· Q1 2026
New
Hedge Fund
$4.4M· 2.7% of total· 0.0% port· 50K sh· — QoQ· Q4 2025
Added
Hedge Fund
$3.2M· 2.0% of total· 0.0% port· 31K sh· +$2.6M QoQ· Q1 2026
Reduced
Hedge Fund
$3.2M· 2.0% of total· 0.0% port· 30K sh· $-82.2M QoQ· Q1 2026
New
Hedge Fund
$3.1M· 2.0% of total· 0.0% port· 36K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$2.2M· 1.4% of total· 0.0% port· 21K sh· $-46K QoQ· Q1 2026
New
Hedge Fund
$1.9M· 1.2% of total· 0.0% port· 34K sh· — QoQ· Q2 2025
New
Hedge Fund
$713K· 0.4% of total· 0.0% port· 8K sh· — QoQ· Q4 2025
Added
Hedge Fund
$653K· 0.4% of total· 0.0% port· 6K sh· +$358K QoQ· Q1 2026
New
Hedge Fund
$556K· 0.3% of total· 0.0% port· 5K sh· — QoQ· Q1 2026
New
Hedge Fund
$505K· 0.3% of total· 0.0% port· 8K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$396K· 0.2% of total· 0.0% port· 4K sh· $-11.2M QoQ· Q1 2026
New
Hedge Fund
$278K· 0.2% of total· 0.0% port· 6K sh· — QoQ· Q1 2025
Reduced
Hedge Fund
$1K· 0.0% of total· 0.0% port· 12 sh· $-2K QoQ· Q1 2026
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