Pete Hegseth out as Secretary of Defense by December 31 priced at 29.5% on Polymarket, up 5 points, on $581K traded

The Polymarket contract asking whether Pete Hegseth will be out as Secretary of Defense by December 31 was priced at 29.5%, up 5 percentage points, with $581K traded, in the Oct 19, 2026 · 8:24 AM ET update.

According to PredictionBubbles, its movers board placed the cabinet-exit contract among rising political markets. The price still puts an exit below a 50% implied probability, despite the upward move.

What the board measures

PredictionBubbles ranks changes over 24 hours using probability-point differences, rather than relative percentage gains. It refreshes every 15 minutes using prices from Polymarket and Kalshi; the supplied snapshot was read from the venues on 19 Oct 2026, 12:08 UTC.

The board’s ranking universe covered 2,020 markets with lifespans longer than 14 days. Only open contracts with a valid 24-hour comparison qualify, and trading volume and liquidity provide context without affecting the movement ranking.

Evidence of repricing, not a confirmed departure

The supplied material identifies no announcement or reported development explaining the Hegseth contract’s increase. It therefore supports a report about changing market expectations, not a conclusion that a departure has been decided.

The $581K traded figure also needs to be distinguished from current liquidity. The supplied headline does not specify the period covered by that volume, and it does not establish how much trading drove the latest 5-point move.

What it means for prediction markets

• Direction and level differ: Exit expectations rose, but the 29.5% price still assigns the outcome less than an even chance.
• The move is measured in points: The reported increase is 5 percentage points over the board’s 24-hour window, not a 5% relative gain.
• The catalyst remains unspecified: Neither the price change nor the traded volume establishes why traders repriced the contract or confirms a change in Hegseth’s status.