SCHEDULE: Duke-Affiliated Entities Divest Rigel Resource Acquisition Corp. Shares

A group of entities associated with Duke University has reported zero beneficial ownership of Rigel Resource Acquisition Corp.'s Class A Ordinary Shares as of December 31, 2025.

Summary

• This Schedule 13G/A filing reports a change in beneficial ownership of Class A Ordinary Shares of Rigel Resource Acquisition Corp. (CUSIP G7573M106).
• The reporting persons include DUMAC, Inc., Duke University, The Duke Endowment, Employees' Retirement Plan of Duke University, Gothic Corporation, Duke University Health System, Inc., and Gothic HSP Corporation.
• As of December 31, 2025, each of the aforementioned reporting persons beneficially owned 0.00 Class A Ordinary Shares, representing 0% of the issuer's class.
• This indicates a complete divestment of their previous holdings in Rigel Resource Acquisition Corp.

Sentiment

Score: 4

Explanation: The sentiment is slightly negative as a group of institutional investors has fully divested their stake, which can be perceived as a lack of confidence or a strategic reallocation of capital away from the issuer.

Negatives

• A group of institutional investors associated with Duke University has fully divested their stake in Rigel Resource Acquisition Corp., reporting 0% beneficial ownership.

Future Outlook

NA

Industry Context

This filing is a routine disclosure of beneficial ownership change by institutional investors and does not provide specific insights into broader industry trends or competitive landscape for Rigel Resource Acquisition Corp.

Stakeholder Impact

• Shareholders may view the complete divestment by a group of institutional investors as a negative signal, potentially impacting investor sentiment and the company's perceived attractiveness.

Key Dates

Recommendation

The filing indicates a complete divestment by a group of institutional investors associated with Duke University. While this is a factual disclosure of ownership change rather than operational performance, the exit of institutional holders can sometimes signal a lack of confidence or a reallocation of capital. Without further information on the reasons for divestment or the company's current operational status, a 'hold' recommendation is prudent, advising investors to monitor future developments and the company's performance.

Keywords

Rigel Resource Acquisition Corp, DUMAC, Duke University, Schedule 13G, beneficial ownership, divestment, Class A Ordinary Shares