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House control leads Polymarket’s $16.7 million day of large trades

Rivo's Polymarket tape, updated late morning on November 4, counts 1,071 large trades in the last 24 hours, with the Democratic House control market drawing the most whale money at 6.3 million dollars, ahead of the Senate control market at 3.2 million dollars.

Large Polymarket trades totaled $16.7 million over 24 hours, with House control attracting the biggest share of whale activity, according to Rivo.

Rivo’s tape counted 1,071 large trades during that period. The data was updated late morning on November 4; the report was published Nov 4, 2026, at 1:45 PM ET.

Congressional control draws the largest flows

The Democratic House control market attracted $6.3 million in whale money, according to Rivo. That made it the leading destination for large-trade activity in the reported window.

The Senate control market followed with $3.2 million. Those figures put House control ahead of Senate control in dollar activity, but the supplied summary does not establish how either market’s pricing changed.

What it means for prediction markets

  • Activity is concentrated: House and Senate control were the leading markets identified in Rivo’s summary, with House control drawing the larger dollar flow.
  • Volume is not a probability signal on its own: The reported totals show trading activity, not whether implied odds rose or fell.
  • The window matters: The figures cover the 24 hours captured by Rivo’s late-morning November 4 update, rather than a completed calendar day.
PolymarketSenateInfiniti MarketsInfiniti Signals

Sources & attribution

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    Rivo
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