SCHEDULE: Magnetar Funds Disclose 5.28% Stake in GSR IV Acquisition Corp.

Magnetar Financial LLC and its affiliates have reported a beneficial ownership of 5.28% in GSR IV Acquisition Corp.'s Class A ordinary shares as of September 30, 2025.

Summary

• Magnetar Financial LLC, Magnetar Capital Partners LP, Supernova Management LLC, and David J. Snyderman (collectively, the "Reporting Persons") have filed a Schedule 13G.
• The Reporting Persons beneficially own 1,250,000 Class A ordinary shares of GSR IV Acquisition Corp.
• This ownership represents approximately 5.28% of the total Class A ordinary shares outstanding, based on 23,655,500 shares outstanding as reported by the Issuer on September 11, 2025.
• The shares are held across several Magnetar Funds, including Constellation Master Fund (250,000 shares), Lake Credit Fund (262,500 shares), Structured Credit Fund (250,000 shares), Xing He Master Fund (225,000 shares), Alpha Star Fund (137,500 shares), Purpose Alternative Credit Fund Ltd (62,500 shares), Magnetar Waterfront Series A LLC (25,000 shares), and Purpose Alternative Credit Fund T LLC (37,500 shares).
• The shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

Sentiment

Score: 5

Explanation: The filing is a factual disclosure of beneficial ownership and does not inherently convey positive or negative sentiment regarding the issuer's performance or prospects. It is a neutral regulatory report.

Risks

• The filing itself does not detail specific risks related to GSR IV Acquisition Corp. or its operations. It only states the nature of the ownership by the reporting persons.

Future Outlook

The filing does not provide any forward-looking statements or guidance regarding GSR IV Acquisition Corp. or the reporting persons' future intentions beyond the statement that the shares are held in the ordinary course of business.

Management Comments

• The securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities.

Industry Context

This filing indicates a significant institutional investment in a Special Purpose Acquisition Company (SPAC), which is common for funds specializing in event-driven strategies or SPAC arbitrage. Magnetar Financial is known for such investments, suggesting a strategic position in GSR IV Acquisition Corp.'s Class A ordinary shares.

Stakeholder Impact

• Shareholders: The disclosure of a significant institutional stake (5.28%) by Magnetar Funds could be viewed positively by other investors, signaling institutional confidence or interest in GSR IV Acquisition Corp.
• Management: Awareness of a significant institutional holder may influence management's strategic decisions, though the filing explicitly states the shares are not held for control purposes.

Key Dates

Recommendation

This Schedule 13G filing is a routine disclosure of a significant beneficial ownership stake by institutional investors. It indicates that Magnetar Funds hold 5.28% of GSR IV Acquisition Corp.'s Class A ordinary shares, acquired in the ordinary course of business and not for control. While the presence of a notable institutional investor can be a positive signal, the filing itself does not provide new information about the company's fundamentals, strategic direction, or financial performance that would warrant a change in investment recommendation. Therefore, a 'hold' recommendation is appropriate, pending further operational or strategic updates from GSR IV Acquisition Corp.

Keywords

GSR IV Acquisition Corp, Magnetar Financial, Schedule 13G, Beneficial Ownership, Class A ordinary shares, SPAC, Investment Adviser, Institutional Investor