FONR.NASDAQFonar CORP

SCHEDULE: Renaissance Technologies Reports 4.97% Stake in FONAR CORP

Sentiment:

Beneficial Ownership Report (Schedule 13G Amendment)


Renaissance Technologies LLC and Renaissance Technologies Holdings Corporation have reported a beneficial ownership of 4.97% in FONAR CORP's common stock as of September 30, 2025.

Summary

  • Renaissance Technologies LLC (RTC) and Renaissance Technologies Holdings Corporation (RTHC) have filed an Amendment No. 1 to Schedule 13G regarding their beneficial ownership in FONAR CORP.
  • As of September 30, 2025, the reporting persons beneficially own an aggregate of 308,616 shares of FONAR CORP's Common Stock.
  • This ownership represents 4.97% of the class of securities.
  • RTC and RTHC each hold sole voting power and sole dispositive power over all 308,616 shares.
  • The securities were acquired and are held in the ordinary course of business, not for the purpose of changing or influencing control of FONAR CORP.

Sentiment

Score: 5

Explanation: Neutral, as this is a factual report of beneficial ownership and does not contain performance data or strategic announcements.

Positives

  • NA

Negatives

  • NA

Risks

  • NA

Future Outlook

This filing does not contain any forward-looking statements or guidance from FONAR CORP or the reporting entities regarding the issuer's future performance.

Management Comments

  • NA

Industry Context

Renaissance Technologies is a prominent quantitative hedge fund manager. Their filing of a Schedule 13G indicates a passive investment in FONAR CORP, consistent with their strategy of holding stakes below the threshold that would imply an intent to influence control. This type of filing is standard for institutional investors reporting their holdings.

Comparison to Industry Standards

  • NA

Management Changes

RolePrevious PersonNew PersonEffective DateReason
NANANANANA

Corporate Governance

Change TypeDescriptionEffective DateImpact Assessment
NANANANA

Legal Proceedings

  • NA

Related Party Transactions

  • NA

Stakeholder Impact

  • Shareholders: Provides transparency regarding a significant institutional investor's stake, which may offer some level of confidence or insight into institutional interest in FONAR CORP.

Next Steps

  • NA

Key Dates

DateDescription
09/30/2025Date of event which requires filing of this statement, indicating the ownership stake as of this date.
11/13/2025Signature date for Renaissance Technologies LLC and Renaissance Technologies Holdings Corporation.

Keywords

FONAR CORP, Renaissance Technologies, Schedule 13G, Beneficial Ownership, Common Stock, Investment Adviser, Passive Investment

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