Short Answer

Both the model and the market overwhelmingly agree that Gustavo Petro is most likely to leave office in 2026, with only minor residual uncertainty.

1. Executive Verdict

  • Netanyahu faces electoral challenges, likely ending his tenure by late 2026.
  • Javier Milei's political stability through 2026 is robustly supported.
  • Volodymyr Zelenskyy maintains wartime support, shielded from immediate electoral removal.
  • Vladimir Putin faces significant non-electoral risks in 2026, including economic distress.
  • Rumen Radev announced his resignation, effective January 20, 2026.

Who Wins and Why

Outcome Market Model Why
Ramzan Kadyrov 18.0% 8.8% Research does not highlight strong supporting evidence.
Xi Jinping 1.9% 0.6% Expected to maintain his leadership position, continuing his current tenure.
Vladimir Putin 11.0% 4.6% Is expected to continue in his role, maintaining current political control.
Keir Starmer 77.0% 69.9% Is likely to contend with upcoming elections or internal party leadership changes.
Benjamin Netanyahu 44.0% 33.9% May navigate ongoing political challenges and potential coalition realignments.

Current Context

Several national leaders experienced significant transitions or departures in May 2026. Karnataka Chief Minister Siddaramaiah agreed to resign from his position on May 27, 2026, with the transition anticipated around May 28, 2026, as part of a power-sharing arrangement [^][^][^]. Concurrently, Péter Magyar was sworn in as Prime Minister of Hungary in May 2026, marking the end of Viktor Orbán's 16-year tenure [^].
Other international leaders departed or faced potential removal early in 2026. Bulgaria's President Rumen Radev resigned on January 20, 2026, to enter active politics [^]. Israeli Prime Minister Benjamin Netanyahu faces potential early elections in 2026, as the Knesset is currently considering a dissolution bill [^]. Beyond these individual leadership changes, significant political shifts in 2026 include the post-Maduro transitional period in Venezuela following his removal in January 2026 [^][^][^], and the presidential election in Colombia scheduled for May 31, 2026 [^][^].
Numerous U.S. House incumbents resigned or will not seek re-election. Many U.S. House incumbents have either resigned or announced they are not seeking re-election in the 2026 cycle. This includes early resignations from members such as Doug LaMalfa, Marjorie Taylor Greene, and Mikie Sherrill [^].

2. Market Behavior & Price Dynamics

Historical Price (Probability)

Outcome probability
Date
This prediction market has exhibited a sideways trend with very low volatility, trading within a narrow 10-point range between 40.0% and 50.0%. The price began at 43.0% and is currently at 44.0%, indicating a stable market with no clear directional conviction. The overall price action suggests that sentiment has remained largely unchanged throughout the period, with the market consistently pricing the probability of the event in the mid-40s. The price appears to have found a support level near 40.0% and faces resistance at the 50.0% mark.
The recent news in May 2026 concerning leadership changes in Hungary and Karnataka, India, did not cause a significant price reaction. For instance, on May 27, when reports circulated that Karnataka Chief Minister Siddaramaiah agreed to resign, the price held steady at 44.0%. This price stability, despite major political developments, suggests the market may have already priced in these specific events or that they are not considered pivotal to the resolution of this broad, multi-leader market. The market's lack of response implies these departures were either widely expected or do not fundamentally alter the perceived probability of the contract's overall outcome.
Trading volume has been generally low, as shown by the sample data points. A small increase in volume was observed on May 27, coinciding with the news about Siddaramaiah, which indicates a minor uptick in trader engagement in response to the event. However, the volume was not substantial enough to shift the price, reinforcing the idea of a market with low conviction and one that is not easily moved by individual leader transitions. The chart suggests a period of equilibrium, with traders maintaining a consistent "wait-and-see" sentiment regarding the broader question of which leaders will leave office.

3. Significant Price Movements

Notable price changes detected in the chart, along with research into what caused each movement.

📈 May 14, 2026: 8.7pp spike

Price increased from 3.3% to 12.0%

Outcome: Mark Carney

What happened: The provided research does not indicate a clear primary driver for Mark Carney's prediction market price movement on May 14, 2026. No social media activity from key figures or viral narratives related to Mark Carney leaving office were identified in the available sources. The only traditional news mentioning "Carney" involves CTV News reporting Steven Guilbeault's plan to resign as an MP effective in 2026, citing "Carney government's climate policies" [^]; however, this report does not state Mark Carney himself is leaving office, nor is its publication date provided to align with the May 14 spike. Based on the available information, social media activity was irrelevant.

4. Market Data

View on Kalshi →

Contract Snapshot

This market resolves to "Yes" if Christopher Luxon officially announces his intention to leave or actually leaves his role as Prime Minister of New Zealand before January 1, 2027. An official announcement must be reported by a source agency and cannot state a departure date more than one year away.

A "No" resolution occurs if these conditions are not met; temporary absences, delegation of duties, or death do not count as leaving office. The market opened on December 1, 2025, and closes early upon a qualifying event or by January 1, 2027, at 10:17 PM EST. Insider trading is prohibited for individuals employed by source agencies or those with material, non-public information.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
Ramzan Kadyrov $0.17 $0.88 18%
Gustavo Petro $0.98 $0.02 98%
Keir Starmer $0.76 $0.26 77%
Christopher Luxon $0.54 $0.51 48%
Benjamin Netanyahu $0.45 $0.57 44%
Rodrigo Paz Pereira $0.19 $0.86 19%
Aleksandar Vučić $0.15 $0.87 15%
Volodymyr Zelenskyy $0.16 $0.85 15%
Cyril Ramaphosa $0.14 $0.90 14%
Giorgia Meloni $0.13 $0.90 13%
Daniel Noboa $0.11 $0.94 11%
Luiz Inácio Lula da Silva $0.11 $0.90 11%
Vladimir Putin $0.12 $0.89 11%
Ahmad al-Sharaa $0.11 $0.90 10%
Emmanuel Macron $0.10 $0.90 10%
Claudia Sheinbaum $0.07 $0.95 8%
Mohammed bin Salman $0.05 $0.98 8%
Mark Carney $0.06 $0.95 7%
Narendra Modi $0.08 $0.95 6%
Javier Milei $0.05 $0.95 6%
Recep Tayyip Erdoğan $0.05 $0.95 5%
Lee Jae Myung $0.05 $0.96 5%
Sanae Takaichi $0.07 $0.96 5%
Nayib Bukele $0.04 $0.97 3%
Kim Jong Un $0.05 $0.97 3%
Xi Jinping $0.02 $0.98 2%
Miguel Díaz-Canel $0.66 $0.36 65%
Pedro Sánchez $0.29 $0.72 29%
Delcy Rodriguez $0.22 $0.80 22%
Jens-Frederik Nielsen $0.16 $0.86 19%
Friedrich Merz $0.19 $0.87 17%
Mette Frederiksen $0.19 $0.87 14%
Denis Sassou Nguesso $0.11 $0.94 12%
Félix Tshisekedi $0.11 $0.94 11%
Irfaan Ali $0.06 $0.98 6%
Frederik X $0.02 $0.99 2%

Market Discussion

Traders in this market are primarily focused on suggesting additional world leaders to be included, such as Mohammed bin Salman, UAE leaders (Nahyan, Maktoum), Keir Starmer, and Daniel Ortega. Regarding the existing leaders, one argument for Miguel Díaz-Canel not leaving office suggests improved US-Cuba relations, citing compromises on blockades, political prisoner releases, and new energy supply initiatives. No other key arguments or broad consensus are visible for the other listed leaders.

5. What are the key electoral catalysts or constitutional challenges that could force Benjamin Netanyahu or Recep Tayyip Erdoğan from office before the end of 2026?

Netanyahu Election DeadlineEnd of October 2026 [^][^][^][^]
Erdoğan Election Deadline2028 [^][^][^]
Netanyahu Polling ProjectionWidely projected to lose [^][^][^][^]
Benjamin Netanyahu faces significant electoral challenges potentially ending his tenure by late 2026. A constitutionally mandated national election is scheduled for the end of October 2026, which current widespread polling indicates he is projected to lose [^][^][^][^]. This upcoming election was triggered by a governing coalition collapse, largely due to the withdrawal of ultra-Orthodox support following the failure of draft exemption legislation [^][^][^]. Contributing factors to the anticipated electoral defeat include public discontent over his management of the October 7 intelligence failure and subsequent conflict, his judicial reform initiatives, and perceived inequalities in military conscription [^][^][^].
Recep Tayyip Erdoğan is expected to remain in power until at least 2028. His presidential elections are not formally scheduled until 2028, and he possesses the constitutional authority to call for early elections [^][^][^]. However, the available research does not identify specific catalysts that could compel his removal from office before the conclusion of 2026 [^][^][^]. Erdoğan's primary strategy involves intensifying authoritarian measures to neutralize political opponents. This includes recent court-ordered interventions in the internal leadership elections of the main opposition party (CHP), designed to foster organizational exhaustion within the opposition ahead of any potential future election cycle [^][^].

6. What economic indicators and legislative success rates in late 2025 and early 2026 validate the predictions for Javier Milei's political stability through 2026?

Probability of Early Departure9.3% before January 1, 2027 (prediction markets mid-2026) [^][^]
Unemployment Rate7.5% (end of 2025) [^][^][^]
National Budget ApprovalDecember 2025 [^][^]
Javier Milei's political stability through 2026 is robustly supported. The decisive victory of his party in the October 2025 midterm legislative elections significantly bolstered his legislative influence and capacity to uphold vetoes [^][^][^]. This improved political standing is further corroborated by prediction markets in mid-2026, which assign a very low probability, approximately 9.3%, to Milei leaving office before January 1, 2027, indicating a strong market consensus on his continued tenure [^][^]. In terms of legislative performance, Milei's administration transitioned from an initial period of gridlock to enhanced cooperation by late 2025 [^][^]. This shift led to significant legislative achievements in December 2025, including the approval of a national budget—the first in two years—alongside key reforms such as the labor reform and a new Penal Juvenile Regime [^][^].
Early 2026 economic indicators reveal both stabilization and ongoing challenges. The period showed signs of stabilization and recovery, particularly evidenced by positive shifts in industrial production and domestic market indicators by March of that year [^][^][^]. Despite these improvements, the nation continues to grapple with significant economic hardships, notably high unemployment, which stood at 7.5% at the end of 2025, underscoring persistent challenges [^][^][^].

7. How do the wartime political pressures on Volodymyr Zelenskyy and Benjamin Netanyahu compare in terms of coalition stability and public support heading into 2026?

Zelenskyy Approval Rating (March 2026)62% [^][^]
Netanyahu Approval Rating (2025)around 40% [^]
Israelis Wanting Netanyahu to Retire (May 2026)55% [^]
Volodymyr Zelenskyy maintains wartime support, shielded from immediate electoral removal. Despite increasing domestic and international pressures, his political position is bolstered by martial law, extended until at least August 2, 2026, which legally precludes presidential and parliamentary elections [^]. Zelenskyy's personal approval rating stabilized at 62% in March 2026, though public trust in broader national leadership was lower at 46% in 2025 [^][^][^]. However, allegations of corruption, including a significant scandal in late 2025, have eroded public trust and international standing, leading to increased pressure from international partners for Ukraine to hold elections in 2026 [^][^][^].
Netanyahu faces severe instability, likely departing office in 2026. In stark contrast, Benjamin Netanyahu's government in Israel is experiencing profound instability, marked by severe internal coalition fractures and significant public dissatisfaction. His government’s reliance on ultra-Orthodox parties and the contentious issue of military draft exemptions for these groups critically threatens its stability [^][^][^][^][^]. By May 2026, legislative steps to dissolve the Knesset had advanced, with 110 out of 120 members supporting the move, signaling deep internal divisions that could trigger early elections [^][^][^][^][^]. Netanyahu's personal approval remained around 40% in 2025 [^], but by May 2026, 55% of Israelis desired his retirement from politics, with recent polls suggesting his coalition would lose its majority if elections were held [^]. The combination of advanced legislative action for Knesset dissolution, deep coalition divides, and consistent polling pointing to a loss of majority makes his departure from office in 2026 highly probable [^][^][^][^][^][^]. Prediction market pricing in May 2026 also indicated a 52.5% "YES" for "Netanyahu Out by end of 2026?" [^]. Conversely, Zelenskyy, while facing long-term pressures, is shielded from immediate electoral removal by martial law until at least August 2, 2026, and maintains relatively robust public support in the wartime context [^][^][^][^], making his departure in 2026 less likely than Netanyahu's, barring specific circumstances.

8. Beyond scheduled elections, what are the primary non-electoral risks, such as health crises or major protests, facing long-tenured leaders like Xi Jinping and Vladimir Putin in 2026?

Putin's 2026 Non-Electoral RisksEconomic distress, declining public trust, elite tensions [^][^][^][^]
Russia 2026 Leadership Change OutlookNot foreseen by most analysts [^][^][^][^]
China/Russia Opposition EnvironmentSuppressed in highly controlled environments [^][^]
Vladimir Putin faces significant non-electoral risks in 2026, primarily economic and elite-driven. These include mounting economic distress, declining public trust, and intensifying competition and tensions among Russian political and business elites [^][^][^][^]. Analysts suggest a potential crisis of power or an elite revolt could emerge, driven by economic and military failures related to the war in Ukraine. In response, the Kremlin is observed consolidating power through intensified repression of elites via a 'new oprichnina' [^].
Despite systemic issues, analysts predict no imminent leadership change in Russia or China. Most analysts do not foresee an imminent collapse or leadership change in Russia by 2026 [^][^][^][^]. Both China and Russia maintain highly controlled political environments that effectively suppress or criminalize non-electoral, organized opposition, making traditional forms of internal political challenge exceptionally difficult [^][^]. While prediction markets for 2026 feature active contracts on leadership outcomes for major global figures, including Xi Jinping and Vladimir Putin [^], the available information does not detail specific non-electoral risks for Xi Jinping beyond general opposition suppression, nor does it contain details on health crises or major protests for either leader in 2026.

9. What evidence from South Africa's 2026 municipal elections and ANC party dynamics supports predictions about Cyril Ramaphosa's tenure?

Ramaphosa's StanceWill not resign following Constitutional Court ruling (May 2026) [^][^][^][^]
ANC SupportANC's National Executive Committee resolved to block impeachment attempts [^][^]
Impeachment ThresholdRequires 267 votes (two-thirds) in National Assembly for impeachment [^]
President Cyril Ramaphosa firmly rejects resignation, challenging impeachment over the Phala Phala scandal. In May 2026, he explicitly stated he would not resign, even after a Constitutional Court ruling revived his Phala Phala impeachment process [^][^][^]
In a national address on May 11, 2026, Ramaphosa rejected calls for his resignation, describing them as attempts to destabilise the country. He also announced plans to challenge the Section 89 panel report, which found that he may have violated his oath of office over the handling of foreign currency stolen from his farm in 2020.
The ANC plans to use its parliamentary majority to block impeachment efforts. The party's strategy relies on its 159 seats in the National Assembly. To prevent impeachment, the ANC must maintain caucus unity or secure support from smaller parties to avoid the opposition reaching the required 267-vote (two-thirds) majority needed for impeachment [^].
Upcoming municipal elections show fragmentation, but links to Ramaphosa's tenure are unclear. South Africa's municipal elections are scheduled for November 4, 2026 [^]. While data indicates a fragmented political landscape with declining ANC support, the party is still expected to remain the largest [^][^]. However, the research does not explicitly connect the outcome of these municipal elections to the ANC's ability to sustain its caucus's support for Ramaphosa against impeachment or to his commitment to completing his term.

10. What Could Change the Odds

Key Catalysts

Several significant leadership transitions are anticipated or have been announced for 2026. Bulgarian President Rumen Radev announced his resignation, effective January 20, 2026, to pursue active politics [^]. Similarly, Karnataka Chief Minister Siddaramaiah agreed to resign on or around May 28, 2026, following a directive from the Congress party high command [^][^][^]. In the United States, numerous House members have announced plans not to seek re-election or have resigned in 2026, including figures such as Marjorie Taylor Greene, with others moving to statewide offices [^][^][^].
Looking beyond 2026, French President Emmanuel Macron has stated his intention to exit active politics following the completion of his second term in 2027 [^] [^] . These political events, including leadership transitions, election schedules, and policy deadlines, are increasingly being tracked by prediction markets such as Polymarket and Kalshi throughout 2026, despite growing regulatory scrutiny from the CFTC and legislative bodies [^][^][^].

Key Dates & Catalysts

  • Expiration: January 08, 2027
  • Closes: January 02, 2027

11. Decision-Flipping Events

  • Trigger: Several significant leadership transitions are anticipated or have been announced for 2026.
  • Trigger: Bulgarian President Rumen Radev announced his resignation, effective January 20, 2026, to pursue active politics [^] .
  • Trigger: Similarly, Karnataka Chief Minister Siddaramaiah agreed to resign on or around May 28, 2026, following a directive from the Congress party high command [^] [^] [^] .
  • Trigger: In the United States, numerous House members have announced plans not to seek re-election or have resigned in 2026, including figures such as Marjorie Taylor Greene, with others moving to statewide offices [^] [^] [^] .

13. Historical Resolutions

Historical Resolutions: 1 markets in this series

Outcomes: 1 resolved YES, 0 resolved NO

Recent resolutions:

  • KXLEADERSOUT-27JAN01-VORBHUN: YES (May 09, 2026)