Core Viewpoint - The quantum computing sector in the US stock market experienced a significant rally, driven by the announcement of a joint US-UK benchmarking working group aimed at accelerating advancements in quantum computing standards [1] Group 1: Market Reaction - Quantum computing stocks surged, with Quantum Computing (QUBT.US) rising by 21%, Rigetti Computing (RGTI.US) increasing by over 9%, and IonQ Inc gaining more than 4% [1] - The most notable increase was seen in Quantum Machines (QMCO.US), which jumped over 34% [1] Group 2: Strategic Developments - The US and UK announced the formation of a benchmarking working group on September 18, focusing on hardware, software, and algorithm testing in quantum computing [1] - This initiative is viewed as a crucial step towards the practical application of quantum computing and aims to enhance collaboration in technology standard-setting between the two nations [1]