According to the cbr.ru site linked from the EUToday article, Russian gold reserves at the end of September 2025 were USD282,213m, which at $3,886/oz on that day is 72,623,000 oz. At 30/9/26 the numbers were USD301,607m, $4,157/oz and 72,554,000. So over the last twelve months Russian gold sales have netted 69,000 ounces sold. That’s less than two tons.
Looking at the monthly figures they are buying and selling all the time.