Dimensional Fund Advisors and Man Group disclose Gamma Communications stakes under U.K. takeover rules

Rule 8 filings around July 29-31, 2026 show separate positions and trading activity in Gamma Communications, including an exempt principal trader disclosure by Investec Bank plc tied to client-serving dealings.

Summary

Separate disclosures under the U.K. Takeover Code show multiple reportable positions and trading activity in Gamma Communications plc during an offer period. Dimensional Fund Advisors Ltd. disclosed ownership of 1,414,785 ordinary shares, equal to 1.58%, as of July 29, 2026. Man Group PLC reported an opening position representing 1,706,584 relevant securities, or 1.90%, as of 29/07/2026, consisting of 179,550 shares or controlled securities, equal to 0.20%, and 1,527,034 cash-settled derivatives, equal to 1.70%. Man Group’s filing also listed two swap transactions that increased a long position. In a separate Form 8.5 disclosure dated July 31, 2026, Investec Bank plc, which said it is Joint Broker to Gamma Communications Plc, reported client-serving purchases and sales of 16,911 ordinary shares on July 30 at prices ranging from 943.5 pence to 966.5 pence. Rule 8 disclosures are required during takeover or offer periods to make positions and dealing activity transparent.

Terms & Concepts
  • Rule 8.3: U.K. takeover disclosure rule requiring public position disclosures from 1% holders during an offer period
  • cash-settled derivatives: Derivative contracts that are settled in cash rather than by delivering the underlying shares
  • Form 8.5: A U.K. Takeover Code disclosure form used by an exempt principal trader to report dealings during an offer period