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NBA

Over vs Under: who will win?

81% say Under wins

Down 43 points today.

Decided when the match ends. It is scheduled for October 30 at 8:00 PM .

Each share pays $1 if it happens, so 81¢ means about an 81% chance.

Research, not advice. Prices from Polymarket’s international site, not available in the US. Sports event contracts are restricted or under legal challenge in several US states. Check your state’s law and the venue’s terms.

The short version

Rockets and Mavericks: O/U 221.5 play a basketball game, scheduled for October 30 at 8:00 PM ET.

Possible results

  • OverOver wins.19%

    What has to happen

    The Rockets and Mavericks combine to score 222 or more points in this game.

  • UnderUnder wins.81%

    What has to happen

    The combined total is less than 222.

The one trap

If the game is postponed, the market stays open until it is played.

See all fine print
  • If the game is canceled with no make-up game, the market settles 50-50.
Price chart
-Yes chance

Recorded moves

  • The price rose 5.5 points in about 15 minutes, from 14¢ to 19.5¢. This market has no official data feed that we track.

    Named source: NBA official (implied)7m ago

  • The price fell 12 points in about 15 minutes, from 25¢ to 13¢. This market has no official data feed that we track.

    Named source: NBA official (implied)37m ago

  • The price fell 19.5 points in about 15 minutes, from 36¢ to 16.5¢. This market has no official data feed that we track.

    Named source: NBA official (implied)2h ago

View rules on Polymarket (international site, not available to US residents)

Show details for experienced traders

The details

Rule note: full game including overtimeSettled by NBA official (implied)
Fine-print risk
Low (20/100)
settles on the condition as written

Pro adds the exact price, today’s change in points, buyers vs sellers in dollars, the price chart and every recorded move. See Pro

  • Official source: settlement runs on The rules name no source; the official NBA final result is the implied reference. Posts the final result after the game. No recorded moves for this market yet.
  • Fine print: Settles on the official final result as played, overtime included. Postponed games stay open until completed; cancellations follow the stated fallback. Deadline: Fri, Oct 30, 2026, 8:00 PM ET.

No resolution source named in the rules (implied: NBA official result)

Standardized read of public order book, official-source and contract-rule data, identical for every viewer. It describes the data and is not a recommendation. The venue’s published rules control settlement.

Key lines from the rules (Polymarket)
  • “If the game is postponed, this market will remain open until the game has been completed.”

View rules on Polymarket (international site, not available to US residents)

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