Quick Takeaways
- Grantham, Mayo, Van Otterloo & Co. LLC filed SCHEDULE 13G/A for Kosmos Energy Ltd Common Stock (KOS).
- Disclosed ownership: 7.3%.
- Date of event: 30 Sep 2025.
Grantham, Mayo, Van Otterloo & Co. LLC - 30 Sep 2025 SCHEDULE 13G/A Report for Kosmos Energy Ltd Common Stock (KOS)
- Filing Manager
- Grantham, Mayo, Van Otterloo & Co. LLC
- Reporting Manager
- Grantham, Mayo, Van Otterloo & Co. LLC
- Security
- Kosmos Energy Ltd Common Stock
- Symbol
- KOS
- Shares outstanding
- 478,417,703 shares
- Disclosed Ownership
- 34,780,967 shares
- Ownership
- 7.3%
- Form type
- SCHEDULE 13G/A
- Filing time
- 05 Nov 2025, 13:42:19 UTC
- Date of event
- 30 Sep 2025
- Previous filing
- 01 May 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Grantham, Mayo, Van Otterloo & Co. LLC disclosed 7.3% ownership in Kosmos Energy Ltd Common Stock (KOS) on 30 Sep 2025."
What Changed
- Previous schedule filing date: 01 May 2025.
- Current filing was accepted on 05 Nov 2025, 13:42.
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.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Grantham, Mayo, Van Otterloo & Co. LLC | 7.3% | 34,780,967 | 34,780,967 | 0 | Gregory L. Pottle | Chief Compliance Officer |