Tether Gold (XAUt) physical gold reserves climbed from 520,089 troy ounces (16.2 tonnes) at end of 2025 to 827,418 troy ounces (~25.7 tonnes) by September 30, 2026 — a 59% year-to-date increase. The total market value of the reserves reached a record $3.44 billion, up from $2.25 billion, with the quarter-end gold price calculated at $4,157.41 per ounce. XAUt's circulating supply stands at 827,417.63 tokens, each backed 1:1 by physical gold stored in Switzerland. Approximately 709,300 tokens have been sold, leaving around 118,100 available. User holdings grew 73% year-to-date, with new additions equivalent to more than 9 tonnes of physical gold over the period.