Sports Ratings Tracker

The fourth week of the BIG3 basketball season averaged a 0.3 rating and 596,000 viewers on CBS last weekend, flat and up 1% respectively from last year (0.3, 588K), a figure that is within the margin that can be explained by Nielsen methodological changes.

Viewership has now increased for all four BIG3 windows on CBS this season.

The third week of BIG3 basketball averaged a 0.3 rating and 578,000 viewers on CBS last Sunday, up 8% in viewership from week three last year (0.3, 537K). All three weeks of the BIG3 season have increased year-over-year.

Last weekend’s second week of the BIG3 averaged a 0.4 rating and 677,000 viewers on CBS, up a third in ratings and 23% in viewership from week two last year. Both weeks of the three-on-three basketball league have increased from a year ago despite World Cup competition (with the standard caveat regarding changes in Nielsen methodology).

The season premiere of the BIG3 basketball league — including a Miami-Los Angeles game that was shortened after an altercation — averaged 560,000 viewers on CBS last weekend, on par with last year’s season average.

Coverage of the 2025 BIG3 basketball season averaged 560,000 viewers on CBS, up 23% from last year (456K). Last weekend’s championship averaged 507,000.