SCHEDULE: Mangrove Partners Discloses Stake in ClearThink 1 Acquisition Corp.

Mangrove Partners IM, LLC and Nathaniel August have reported beneficial ownership of 8.43% of ClearThink 1 Acquisition Corp.'s Class A ordinary shares as of June 30, 2026.

Summary

• Mangrove Partners IM, LLC and Nathaniel August have filed a Schedule 13G, indicating beneficial ownership of 1,055,000 Class A ordinary shares of ClearThink 1 Acquisition Corp.
• This represents 8.43% of the class of securities outstanding as of May 15, 2026.
• The shares are held directly by The Mangrove Partners Master Fund, Ltd.
• Mangrove Partners IM, LLC acts as the investment manager for the Master Fund.
• Nathaniel August is the President of Mangrove Partners IM, LLC.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it is a standard disclosure of beneficial ownership by an investment manager and does not contain operational or financial performance updates.

Positives

• Significant stake of 8.43% in ClearThink 1 Acquisition Corp. by Mangrove Partners.
• Clear disclosure of beneficial ownership and roles within the reporting entities.

Future Outlook

No specific forward-looking statements or guidance were provided in this filing.

Management Comments

• Mangrove Partners IM, LLC may be deemed to beneficially own the securities reported herein in its capacity as investment manager of the Master Fund.
• Nathaniel August may be deemed to beneficially own the securities reported herein in his capacity as President of Mangrove Partners IM, LLC.
• The filing of this SCHEDULE 13G shall not be construed as an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any of the Shares reported herein.
• Each of the Reporting Persons specifically disclaims beneficial ownership of the Shares reported herein that are not directly owned by such Reporting Person.

Industry Context

StockSavvy.ai notes that Schedule 13G filings typically indicate passive investment stakes, suggesting Mangrove Partners is monitoring ClearThink 1 Acquisition Corp. rather than seeking control, which is common for investment managers in the SPAC and broader financial services sector.

Stakeholder Impact

• Shareholders: The filing provides transparency regarding significant beneficial ownership, which is important for understanding the shareholder base.

Key Dates

Keywords

ClearThink 1 Acquisition Corp., Schedule 13G, Mangrove Partners IM, LLC, Nathaniel August, Class A ordinary shares, Beneficial Ownership, SEC Filing, Investment Management