No, according to the article, it sounds like the whole series has seen a bump.
Additionally, the total number of concurrent players have increased across “Fallout 76,” “Fallout Shelter,” “Fallout 4,” “Fallout 3” and “Fallout New Vegas,” while “Fallout 4” and “Fallout 76” currently sit within the top seven first-party Xbox Game Pass games by hours, along with Bethesda’s “Starfield” and “Skyrim.”
No, according to the article, it sounds like the whole series has seen a bump.