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Dimensional Fund Advisors Ltd. : Form 8.3 - RIO TINTO PLC-SPON ADR - Ordinary Shares

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GLNCY
Medium Materiality6/10

Information

FORM 8.3 PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY A PERSON WITH INTERESTS IN RELEVAN...

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AI Summary

Dimensional Fund Advisors holds a 0.14% stake in Rio Tinto. Recent sales of Rio Tinto shares by Dimensional indicate potential profit-taking. Disclosure follows regulatory rules under the Takeover Code for holdings over 1%. Possible cash offer reported regarding Rio Tinto, influencing investor sentiment. Related disclosures also mention Glencore, affecting industry competition analysis.

Sentiment Rationale

The modest ownership indicates limited immediate impact on stock price; norm in market disclosures.

Trading Thesis

The current disclosures reflect immediate trading sentiment but lack long-term significance.

Market-Moving

  • Dimensional Fund Advisors holds a 0.14% stake in Rio Tinto.
  • Recent sales of Rio Tinto shares by Dimensional indicate potential profit-taking.
  • Disclosure follows regulatory rules under the Takeover Code for holdings over 1%.

Key Facts

  • Dimensional Fund Advisors holds a 0.14% stake in Rio Tinto.
  • Recent sales of Rio Tinto shares by Dimensional indicate potential profit-taking.
  • Disclosure follows regulatory rules under the Takeover Code for holdings over 1%.
  • Possible cash offer reported regarding Rio Tinto, influencing investor sentiment.
  • Related disclosures also mention Glencore, affecting industry competition analysis.

Companies Mentioned

  • GLNCY (GLNCY)

Corporate Developments

Investor interest is affected by short-term trading actions but lacks substantial news.

Dimensional Fund Advisors Discloses Position in Rio Tinto PLC

Date: January 12, 2026 | Source: GlobeNewsWire

Key Disclosure Details

Dimensional Fund Advisors Ltd. has filed a Form 8.3 with regard to its interests in Rio Tinto PLC (NYSE: RIO). This filing is a public opening position disclosure required under the UK Takeover Code, triggering obligations for entities holding substantial stakes in publicly traded companies.

Who is Dimensional Fund Advisors?

Dimensional Fund Advisors Ltd., acting as an investment advisor alongside its affiliates, has explicitly stated that it does not claim beneficial ownership of the Rio Tinto shares detailed in this filing.

Investment Position and Recent Transactions

The latest report, dated January 9, 2026, highlights the following key figures regarding Dimensional's holdings in Rio Tinto:

  • Ownership: 1,778,291 shares of Rio Tinto PLC, equating to 0.14% of the total outstanding shares.
  • Short Positions: None reported.

Dimensional Fund Advisors noted that it does not have discretionary voting rights over 193,411 shares included in the total above, which is crucial for understanding the influence on governance.

Recent Dealings in Rio Tinto Securities

This disclosure also includes recent sales of Rio Tinto shares by Dimensional, which are significant for investors monitoring RIO's market activity:

  • Sale of 118 shares: Sold at USD 81.2050 per share.
  • Sale of 1,919 shares: Sold at USD 81.3929 per share.

Disclosure Compliance and Further Information

Dimensional Fund Advisors has ensured compliance with the Takeover Code's disclosure requirements. For any additional inquiries, stakeholders can contact:

  • Name: Thomas Hone
  • Phone: +44 20 3033 3419

For more detailed guidelines, the UK Takeover Panel's website provides comprehensive resources regarding the Code and surrounding regulations.

This disclosure was made on January 12, 2026, and reflects Dimensional Fund Advisors' transparency in maintaining adherence to market regulations while managing its portfolio interests in Rio Tinto PLC (RIO) and others, including Rio Tinto Ltd. and Glencore PLC.

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