GRAIL INC (GRAL): Institutional Ownership
Hedge funds and institutional managers reporting a position in GRAL · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
17
13F filers
Aggregate Value
$124.2M
Across holders
Last Price
$65.92
2026-06-26
Sector
Health Care
GICS
Holder activity6 new4 added7 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| PRIMECAP MANAGEMENT CO/CA/ CIK 0000763212 | Institutional Manager | 1.84M | $95.3M | 76.7% | 0.1% | Added | +$263K | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 48K | $4.1M | 3.3% | 0.0% | New | — | Q4 2025 |
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 67K | $3.5M | 2.8% | 0.0% | Added | +$2.2M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 65K | $3.3M | 2.7% | 0.0% | Reduced | $-1.9M | Q1 2026 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 65K | $3.3M | 2.7% | 0.1% | New | — | Q2 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 60K | $3.1M | 2.5% | 0.0% | Added | +$2.5M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 55K | $2.9M | 2.3% | 0.0% | Reduced | $-1.6M | Q1 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 42K | $2.1M | 1.7% | 0.0% | New | — | Q2 2025 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 34K | $1.8M | 1.4% | 0.0% | Reduced | $-2.1M | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 31K | $1.6M | 1.3% | 0.0% | Added | +$1.1M | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 20K | $1.0M | 0.8% | 0.0% | Reduced | $-170K | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 11K | $969K | 0.8% | 0.0% | New | — | Q4 2025 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 8K | $661K | 0.5% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 8K | $396K | 0.3% | 0.0% | Reduced | $-385K | Q1 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 4K | $237K | 0.2% | 0.0% | New | — | Q3 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 240 | $12K | 0.0% | 0.0% | Reduced | $-308K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 23 | $1K | 0.0% | 0.0% | Reduced | $-16.1M | Q1 2026 |
Added
Institutional Manager
$95.3M· 76.7% of total· 0.1% port· 1.84M sh· +$263K QoQ· Q1 2026
New
Hedge Fund
$4.1M· 3.3% of total· 0.0% port· 48K sh· — QoQ· Q4 2025
Added
Institutional Manager
$3.5M· 2.8% of total· 0.0% port· 67K sh· +$2.2M QoQ· Q1 2026
Reduced
Hedge Fund
$3.3M· 2.7% of total· 0.0% port· 65K sh· $-1.9M QoQ· Q1 2026
New
Hedge Fund
$3.3M· 2.7% of total· 0.1% port· 65K sh· — QoQ· Q2 2025
Added
Hedge Fund
$3.1M· 2.5% of total· 0.0% port· 60K sh· +$2.5M QoQ· Q1 2026
Reduced
Hedge Fund
$2.9M· 2.3% of total· 0.0% port· 55K sh· $-1.6M QoQ· Q1 2026
New
Hedge Fund
$2.1M· 1.7% of total· 0.0% port· 42K sh· — QoQ· Q2 2025
Reduced
Hedge Fund
$1.8M· 1.4% of total· 0.0% port· 34K sh· $-2.1M QoQ· Q1 2026
Added
Hedge Fund
$1.6M· 1.3% of total· 0.0% port· 31K sh· +$1.1M QoQ· Q1 2026
Reduced
Hedge Fund
$1.0M· 0.8% of total· 0.0% port· 20K sh· $-170K QoQ· Q1 2026
New
Hedge Fund
$969K· 0.8% of total· 0.0% port· 11K sh· — QoQ· Q4 2025
New
Hedge Fund
$661K· 0.5% of total· 0.0% port· 8K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$396K· 0.3% of total· 0.0% port· 8K sh· $-385K QoQ· Q1 2026
New
Hedge Fund
$237K· 0.2% of total· 0.0% port· 4K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$12K· 0.0% of total· 0.0% port· 240 sh· $-308K QoQ· Q1 2026
Reduced
Hedge Fund
$1K· 0.0% of total· 0.0% port· 23 sh· $-16.1M QoQ· Q1 2026