RLX Technology is trading 5.14% lower at $1.66 after its removal from the FTSE All-World Index was reported on September 22, 2026. - The change may affect benchmark-linked flows, institutional portfolio construction and investor attention; the report said recent trading reflected that shift. - No separate September 23 company announcement, earnings release or analyst action was identified. - Broader U.S. markets were modestly higher, making macro weakness less likely.