Quick Takeaways
- PRIMECAP MANAGEMENT CO/CA/ filed SCHEDULE 13G/A for GRAIL, Inc. COM (GRAL).
- Disclosed ownership: 4.7%.
- Date of event: 31 Dec 2025.
PRIMECAP MANAGEMENT CO/CA/ - 31 Dec 2025 SCHEDULE 13G/A Report for GRAIL, Inc. COM (GRAL)
- Filing Manager
- PRIMECAP MANAGEMENT CO/CA/
- Reporting Manager
- PRIMECAP MANAGEMENT CO/CA/
- Security
- GRAIL, Inc. COM
- Symbol
- GRAL
- Shares outstanding
- 38,955,169 shares
- Disclosed Ownership
- 1,838,684 shares
- Ownership
- 4.7%
- Form type
- SCHEDULE 13G/A
- Filing time
- 11 Feb 2026, 12:55:27 UTC
- Date of event
- 31 Dec 2025
- Previous filing
- 14 Aug 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"PRIMECAP MANAGEMENT CO/CA/ disclosed 4.7% ownership in GRAIL, Inc. COM (GRAL) on 31 Dec 2025."
What Changed
- Previous schedule filing date: 14 Aug 2025.
- Current filing was accepted on 11 Feb 2026, 12:55.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Official SEC Source
Backed by Schedule 13D/13G
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
See Original FilingReporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| PRIMECAP MANAGEMENT CO/CA/ | 4.7% | 1,838,684 | 1,836,818 | 0 | Jorge A. Rodriguez | Deputy Chief Compliance Officer |