Key facts
- Adage Capital Management, L.P. filed SCHEDULE 13G for Activate Energy Acquisition Corp. Class A Ordinary Shares, par value $0.0001 per share (AEAQU).
- Disclosed ownership: 7.6%.
- Date of event: 31 Dec 2025.
Adage Capital Management, L.P. - 31 Dec 2025 SCHEDULE 13G Report for Activate Energy Acquisition Corp. Class A Ordinary Shares, par value $0.0001 per share (AEAQU)
- Filing Manager
- Adage Capital Management, L.P.
- Reporting Manager
- Adage Capital Management, L.P.
- Symbol
- AEAQU
- Shares outstanding
- 23,653,088 shares
- Disclosed Ownership
- 1,800,000 shares
- Ownership
- 7.6%
- Form type
- SCHEDULE 13G
- Filing time
- 12 Feb 2026, 09:01:20 UTC
- Date of event
- 31 Dec 2025
- SEC
- View on sec.gov
Key filing fact
Adage Capital Management, L.P. disclosed 7.6% ownership in Activate Energy Acquisition Corp. Class A Ordinary Shares, par value $0.0001 per share (AEAQU) on 31 Dec 2025.
Change
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 12 Feb 2026, 09:01.
Research use
- 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.
Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Reporting managers (3)
Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Adage Capital Management, L.P. | 7.6% | 1,800,000 | 0 | 1,800,000 | /s/ Robert Atchinson | By: Adage Capital Partners LLC, its General Partner, By: Robert Atchinson, its Managing Member | |
| Robert Atchinson | 7.6% | 1,800,000 | 0 | 1,800,000 | /s/ Robert Atchinson | Robert Atchinson, individually | |
| Phillip Gross | 7.6% | 1,800,000 | 0 | 1,800,000 | /s/ Phillip Gross | Phillip Gross, individually |
CIK / CUSIP context first