BlackRock, Inc. has disclosed a 9.33% ownership of Barratt Developments plc's relevant securities, representing 90,948,288 shares. Additionally, they hold cash-settled derivatives amounting to 1.34% and short positions of 0.45%. The disclosure also includes details of recent dealings, such as purchases and sales of 10p ordinary shares, as well as cash-settled derivative transactions. The report states that there are no indemnity or option arrangements, agreements, or understandings related to relevant securities.