Houston Dynamo vs. San Diego FC: O/U 4.5

Prediction markets currently give a 21% probability that Houston Dynamo vs. San Diego FC: O/U 4.5. This contract trades at 21¢ on Polymarket, closing April 23, 2026. The Over 4.5 contract has collapsed 55% over seven days to just 21¢, pricing in only a 21% probability of 5+ combined goals despite zero 24-hour volume and a concerning 25¢ spread.

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21¢
Bid/Ask 20/21¢·Spread 1¢·Vol $102.77·OI $10,804.347·Closes Apr 23, 2026·1d remaining
0xbb8901860f5612b01d677d54e916f56212ab875a772d781cea4b04a653bee003
7-day price247 snapshots · 3 regime
48¢21¢ current
Apr 1214¢Apr 21

Analysis

5d ago

The Over 4.5 contract has collapsed 55% over seven days to just 21¢, pricing in only a 21% probability of 5+ combined goals despite zero 24-hour volume and a concerning 25¢ spread. With just 6 days to expiry and extreme realized volatility of 3441%, the asymmetric implied yields (23,190% for Yes vs. 1,639% for No) suggest either severe illiquidity or a dramatic shift in market sentiment toward expecting a low-scoring match. The $78.7K open interest and Cliff Risk Index of 4 indicate meaningful positioning ahead of the April 22 kickoff, warranting caution on the wide bid-ask spread before taking a contrarian stance.

Resolution rules

In the upcoming MLS game between Houston Dynamo and San Diego FC, scheduled for April 22 at 8:30 PM ET: This market will resolve to "Over" if Houston Dynamo and San Diego FC combine to score 5 or more goals in this game. If the combined total is less than 5, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50–50. If the game is started but not completed, this market will resolve according to the official final score published on mlssoccer.com. This market refers only to the outcome within the first 90 minutes of regular play plus stoppage time. The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.

Indicators

IY (Yes) >100,000%
IY (No) 16786.4%
Adj IY 50000%
CRI 4
Overround 2.2%
▶ Full indicator table (5)
IndicatorValue
IY (Yes)>100,000%
IY (No)16786.4%
Adj IY50000%
CRI4
Overround2.2%

Regime

Label
neutral
Score
0.5
Spread
1¢
Computed
4/22/2026, 10:19:47 AM
Indicators computed 4/22/2026, 10:08:23 AM

Trade

View on polymarketsf trade 0xbb8901860f5612b01d677d54e916f56212ab875a772d781cea4b04a653bee003 yes 100

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