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Dimensional discloses 2.99% stake in Spire Healthcare under UK takeover rules

Dimensional discloses 2.99% stake in Spire Healthcare under UK takeover rules

The July 28 Rule 8.3 filing shows Dimensional Fund Advisors held 12.04 million Spire Healthcare shares on July 27, bought 278 shares, and reported a transfer out of 9,060 shares.

Fact Check
Every element of the claim is directly confirmed by the primary Rule 8.3 disclosure filings. The Rathbones Form 8.3 confirms the 2.91% stake in Advanced Medical Solutions and July 24 share sales. The Octopus Investments Form 8.3 confirms Octopus's position in AMS with July 24 sales. The Canaccord Genuity Wealth Form 8.3 confirms the exact 4.7146% holding in Animalcare Group and same-day (24 July 2026) sales. All filings were published July 27, 2026 and match the claim precisely.
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Summary

Dimensional Fund Advisors Ltd, whose parent is Dimensional Fund Advisors LP, disclosed a 2.99% interest in Spire Healthcare Group PLC under Rule 8.3 of the UK Takeover Code, marking a shift from the previously tracked filings tied to Advanced Medical Solutions. The July 28, 2026 filing showed Dimensional held 12,037,853 Spire Healthcare 1p ordinary shares as of July 27, 2026, with 56,192 of those shares included in the total but not subject to Dimensional Fund Advisors LP and/or its affiliates' voting discretion. The disclosure also reported a purchase of 278 shares at 2.3150 pounds per share and a transfer out of 9,060 shares. No short positions, cash-settled derivatives, stock-settled derivatives, rights to subscribe for new securities, indemnity or other dealing arrangements, or derivative-related voting agreements were disclosed, and no Supplemental Form 8 for open positions was attached.

Terms & Concepts
  • Rule 8.3 of the UK Takeover Code: A UK disclosure requirement for investors with interests of 1% or more in relevant securities during an offer period.
  • short positions: Positions that benefit if a security's price falls, typically through borrowing and selling shares or using derivatives.
  • cash-settled derivatives: Contracts that are settled by paying cash rather than delivering the underlying security.