Yes, Ondo says USDY passed $2.37B on Oct. 26, with 19,500+ holders across 10+ blockchains, citing @RWA_xyz.
RWA.xyz lists USDY at $2.4B, just ahead of USYC at $2.4B and BUIDL at $2.2B, so the top spot claim matches that dashboard.
BSCNews puts it at $2.374B vs $2.373B for USYC and $2.168B for BUIDL, and notes Ondo leads issuers with $3.0B across 11 products.
Posts citing the same data give 19,532 holders for USDY vs 101 for BUIDL and 29 for USYC, which explains the permissionless vs permissioned gap.
So the figures check out as Ondo's reading of RWA.xyz at that moment, but the lead over USYC is razor thin and can flip with daily flows.