TOTAL VOLUME:
$134.2b
24H VOL:
$143,246,370
24H TRANSACTIONS:
2,403,290,006
OPEN INTEREST:
$1,452,035,386
405,032
Markets across
30,543
events
MATCHED EVENTS:
2,690
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 31, 2:49 AM EST
Polymarket
On July 18, 2026, Jens Spahn resigned as Unionsfraktionsvorsitzender after coming under mounting political pressure over his use of surrogacy to become a parent (see: https://www.reuters.com/world/senior-merz-ally-spahn-resigns-after-coming-under-pressure-germany-over-2026-07-18/). This market will resolve according to the first person formally elected as Unionsfraktionsvorsitzender of the CDU/CSU Bundestag parliamentary group following Jens Spahn. The resolution of this market will be based on the first official announcement that the CDU/CSU Bundestag parliamentary group has elected its next Unionsfraktionsvorsitzender after Jens Spahn. Nominations, agreements between Friedrich Merz and Markus Söder, and temporary, interim, or acting performance of the chair’s duties will not qualify. If the next Unionsfraktionsvorsitzender of the CDU/CSU Bundestag parliamentary group after Jens Spahn is not announced by December 31, 2026, 11:59 PM ET, this market will resolve to “Other”. The primary resolution source will be official information from the CDU/CSU Bundestag parliamentary group; however, a consensus of credible media sources will also suffice.
On July 18, 2026, Jens Spahn resigned as Unionsfraktionsvorsitzender after coming under mounting political pressure over his use of surrogacy to become a parent (see: https://www.reuters.com/world/senior-merz-ally-spahn-resigns-after-coming-under-pressure-germany-over-2026-07-18/). This market will resolve according to the first person formally elected as Unionsfraktionsvorsitzender of the CDU/CSU Bundestag parliamentary group following Jens Spahn. The resolution of this market will be based on the first official announcement that the CDU/CSU Bundestag parliamentary group has elected its next Unionsfraktionsvorsitzender after Jens Spahn. Nominations, agreements between Friedrich Merz and Markus Söder, and temporary, interim, or acting performance of the chair’s duties will not qualify. If the next Unionsfraktionsvorsitzender of the CDU/CSU Bundestag parliamentary group after Jens Spahn is not announced by December 31, 2026, 11:59 PM ET, this market will resolve to “Other”. The primary resolution source will be official information from the CDU/CSU Bundestag parliamentary group; however, a consensus of credible media sources will also suffice.
Prediction market odds often diverge from traditional polling because they reflect real financial incentives—traders who forecast incorrectly lose money. While polls capture voter sentiment at a single moment, this market aggregates the collective judgment of participants betting on the actual outcome. Polling averages may lag behind breaking news or internal party developments, whereas market prices adjust instantly when new information emerges. Both sources offer value: polls show public opinion, while prediction markets reveal what informed participants believe will actually happen. Comparing the two can highlight where expert consensus and public preference diverge.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time odds for each candidate. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Prices move continuously as new bets flow in, with each trade shifting the implied probability. Traders buy shares in their favored outcome at the current ask price or sell at the bid price, and the spread between these prices reflects market uncertainty. Higher trading volume typically narrows the spread and increases price accuracy, while lower volume can widen it. The market's price at any moment represents the collective assessment of all participants' beliefs about who will lead the CDU/CSU next.
This market resolves around Dec 31, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution hinges on an official announcement or widely recognized confirmation of who has assumed the leadership position within the CDU/CSU. Market participants will know the result has occurred when major news outlets and party sources report the new leader. Until that point, prices will fluctuate based on speculation, polling shifts, and internal party signals. Once the outcome is clear and verified, the market settles and winning positions are credited.
Major catalysts for this market include internal party elections, public endorsements by senior CDU/CSU figures, and shifts in polling or approval ratings among party members. Unexpected resignations, scandals, or policy disagreements can rapidly reshape odds for leading candidates. Media coverage of candidate positioning and coalition negotiations will influence trader sentiment. International or domestic political crises may favor certain candidates perceived as stronger leaders. Statements from party delegates, regional leaders, or the outgoing leader carry significant weight. Any formal announcement of a candidacy or withdrawal will trigger sharp repricing. Traders monitor German political news closely, so developments that signal momentum toward a particular successor will move prices quickly.