The Vanguard Group Discloses Position in Mural Oncology

The Vanguard Group, Inc. has released a Form 8.3 disclosure, revealing its stake in Mural Oncology plc. As of September 16, 2025, Vanguard held a total of 770,979 ordinary shares of Mural Oncology, representing a 4.46% interest. This disclosure falls under Rule 8.3 of the Irish Takeover Panel Act, 1997.

Specifics detailed in the disclosure show no additional parties involved apart from Mural Oncology. The group's dealings included the sale of 32 ordinary shares at $2.07 each. No cash-settled or stock-settled derivatives were reported in the form.

Furthermore, Vanguard confirmed the absence of any indemnity, option arrangement, or any agreement that could influence transactions in Mural Oncology's relevant securities. There were also no voting agreements or plans for future securities dealings associated with this position.