Iran leadership change by December 31?

- [2026-02-28] Supreme Leader Ali Khamenei was assassinated in a joint US-Israeli airstrike on Tehran at the start of the 2026 Iran war, along with several family members and senior officials; a three-member Interim Leadership Council (President Pezeshkian, Chief Justice Mohseni-Eje'i, Ayatollah Alireza Arafi) took over under Article 111. (https://en.wikipedia.org/wiki/Assassination_of_Ali_Khamenei) - [2026-03-08/09] The 88-member Assembly of Experts Mojtaba Khamenei, son of Ali Khamenei, was announced as the new supreme leader on 9 March , ending the interim council and making him the current (and still incumbent) Supreme Leader as of today. (https://en.wikipedia.org/wiki/2026_Iranian_supreme_leader_election) - [2026-03-12] Despite not being seen publicly, the newly appointed supreme leader delivered a combative statement, pledging Iran will keep fighting, his first since taking over . (https://www.aljazeera.com/news/2026/3/12/irans-mojtaba-khamenei-issues-first-statement-as-supreme-leader-amid-war) - [2026-07-06] Reporting noted Mojtaba Khamenei has not been seen in public since the Israeli air strike on February 28 that wounded him and killed his father... He has remained absent throughout the funeral ceremonies for his wife and father . (https://www.aljazeera.com/news/2026/7/6/khamenei-family-mourns-but-mojtabas-absence-fuels-public-insecurity) - [2026-07-10] Ali Khamenei's own funeral/burial occurred at the Imam Reza Shrine in Mashhad four-plus months after his death; Mojtaba was absent from all published visual records of the ceremony. (https://iranwire.com/en/news/158356-mother-in-law-claims-mojtaba-khamenei-attended-fathers-burial-in-mashhad) - [2026-09-27] Iranian cleric Ayatollah Mohsen Heidari Alekasir told Al Araby that Khamenei had been injured prior to the outbreak of the Israel-US-Iran war , calling him a "shadow man," and said his lack of public appearances is due to security concerns for him and Assembly of Experts members. (https://www.jpost.com/middle-east/iran-news/article-909818) - [2026-09-27] President Masoud Pezeshkian, speaking to CBS News after attending the UN General Assembly, said he met with the 56-year-old supreme leader twice and that the leader appeared healthy , calling him "completely healthy," though no photos/audio were released. (https://www.washingtontimes.com/news/2026/sep/27/irans-president-says-supreme-leader-ayatollah-mojtaba-khamenei/) - [2026-09-28] Iran's state media attributed a written statement to Mojtaba Khamenei declaring the country's armed forces and people remained prepared to confront their adversaries amid the Strait of Hormuz standoff with the US; as with all his "statements," this was issued in writing with no audio/video. (https://sundayguardianlive.com/world/us-israel-iran-war-latest-live-news-fully-prepared-for-the-war-mojtaba-khamenei-declares-armed-readiness-across-iran-as-trump-rejects-tehrans-strait-of-hormuz-reopening-plan-294670/) - [2026-10-01/02] New claim from his mother-in-law, Tayyebeh Mahroozadeh, stated she personally saw him "in complete health" the night of his father's burial; IranWire noted since his appointment, he has made no public appearances, with statements and decrees attributed to him released strictly in written form... officials have repeatedly claimed to have met or communicated with Mojtaba Khamenei, yet no photographic evidence of these encounters has been released . (https://iranwire.com/en/news/158356-mother-in-law-claims-mojtaba-khamenei-attended-fathers-burial-in-mashhad) - [2026-09-29] A commentary piece (Hot Air, clearly partisan/opinion) asserted open speculation exists in Tehran "not about if, but when to replace" him, though this is opinion commentary, not independently confirmed reporting of an actual removal plan. (https://hotair.com/generalissimo/2026/09/29/a-billion-reasons-why-iran-is-losing-n3819413) - [2026-10-03 as of search] No credible reporting found of Mojtaba Khamenei being removed, resigning, detained, or dying; no new Assembly of Experts session or leadership vacancy has been reported since March 2026. BOTTOM LINE: As of October 3, 2026, Mojtaba Khamenei remains the officially recognized Supreme Leader with the regime's institutions (presidency, state media, clerical allies) actively reaffirming his health and authority on a near-weekly basis, even though he has never appeared publicly, in photo, or on audio since his March 8 appointment — fueling persistent but unconfirmed speculation about his true condition or whether he is a figurehead. No credible source currently reports an actual removal, resignation, death, or detention, so the "leadership change" event has not occurred as of today. NOT FOUND: Any primary Iranian government statement, Assembly of Experts announcement, or independent verification (photo/video/audio) proving Mojtaba Khamenei's current physical state; any specific plan, date, or confirmed move by IRGC/clerical establishment to replace him before year-end.

- [1979-2026] In the Islamic Republic's 47-year history there have only been two prior leadership transitions: Khomeini→Khamenei (1989, on Khomeini's death) and Khamenei→Mojtaba (2026, after assassination). The killing of Ayatollah Ali Khamenei on Feb. 28, 2026, set off the process of selecting a new supreme leader, only the second such transition in the Islamic Republic's 47-year history and the first since Khomeini transferred power to Khamenei in June 1989. This gives an extremely thin reference class — essentially one "forced/sudden" transition in 37 years before this one. - [2026-03-08] The most recent precedent (this one) shows that even a violent, chaotic succession (assassination of a leader, war, loss of ~40 officials) was resolved within about 9 days via the Assembly of Experts. An election for the third supreme leader of Iran was held from 3 to 8 March 2026, following the assassination of Ali Khamenei on 28 February; Mojtaba Khamenei was announced as the new supreme leader on 9 March. This suggests that even if Mojtaba were removed, Iran's institutions have shown capacity for a fast re-selection rather than a prolonged vacancy. - [2026 historical sibling markets] Predecessor Polymarket contracts asking "Khamenei out by [date]" for Ali Khamenei resolved No repeatedly at short horizons (e.g., Jan 31, 2026 market resolved "No" at <1% chance ) until the actual assassination made the longer-horizon contracts resolve Yes near-certainly once the event occurred (Feb 28 and later contracts at >99%/100%). This shows these "leader ouster" markets are usually overwhelmingly No until a sudden exogenous shock (war/assassination) flips them abruptly, rather than gradual erosion. - [2026-10-03 implied] The sibling "Iran leader end of 2026?" market (same Dec 31, 2026 deadline, different resolution framing — who holds the title) currently prices Mojtaba Khamenei 87.9%, No Head of State 4.3%, Reza Pahlavi 2.6%, Mahmoud Ahmadinejad 1.4% , implying roughly an 88% base-rate expectation among traders that Mojtaba remains the recognized leader through year-end, i.e., roughly 12% probability mass on some change (not all of which would count as "ceasing to be de facto leader" under this question's specific wording). - [2026-09-28] Base-rate-relevant reporting indicates active elite discussion of replacing Mojtaba, but strictly as a post-war, negotiated succession, not an imminent coup: two informed sources told IranWire that upon reaching an agreement with the United States and following the end of military engagements, a new Supreme Leader will be selected, with political leaders and IRGC commanders across factions believing that continuing Mojtaba Khamenei's leadership is unsustainable . This is a leading indicator of elite intent but is explicitly conditioned on war termination first — a precondition not yet met. - [2026-09-28] A countervailing account suggests that some IRGC/Basij-aligned factions actively want continuity of a nominal (even if actually incapacitated) Mojtaba leadership: "The absence of a strong leader is a blessing for them that they want to exploit as much as possible." This factional split reduces the likelihood of a clean, rapid removal before year-end, as no single bloc is positioned to force the Assembly's hand quickly. - [2026-09-27] Official denials persist and are a base-rate-dampening factor: Iranian President Masoud Pezeshkian said Ayatollah Khamenei is "completely healthy" and has recovered from injuries, dismissing persistent questions about whether he is well enough to guide the country, telling CBS "there's no specific ongoing health issues or challenges." Historically (per the Jan 2026 Ali Khamenei precedent), official reassurances followed by later reversal did occur once, but only under a massive, unanticipated military strike — a different causal mechanism than internal elite maneuvering. - [2024-2026 pattern] The outside-view literature on Iranian succession politics shows a strong historical pattern of sidelining/marginalizing potential rivals rather than removing sitting leaders: throughout the Islamic Republic's history, none of the proposed successors to its leaders has successfully ascended to the top position on a contested basis, with the pattern evident from Beheshti's assassination to Montazeri's dismissal by Khomeini . This implies institutional removal of a sitting Supreme Leader (as opposed to natural death or war-related killing) has no modern precedent at all — the base rate for "internal ouster of an incumbent Supreme Leader" is effectively zero in 47 years. - [2026 ongoing] Commentary frames Mojtaba's position as structurally fragile but currently propped up by IRGC consolidation rather than independent legitimacy: the naming of Mojtaba Khamenei reflects a structural shift in the regime's survival strategy; his succession did not project uncontested religious authority or broad revolutionary prestige, but rather continuity under pressure. This is a vulnerability factor but has not yet translated into any concrete removal mechanism. - [2026-09 'whereabouts' reporting] Ongoing uncertainty about Mojtaba's health/visibility (not reappearing publicly since Feb 28) is a recurring theme that keeps "leadership change" speculation alive without resolving it: Mojtaba Khamenei hasn't been seen in public since the U.S.-Israeli strike on Feb. 28 that killed his father. This sustained ambiguity (7+ months) without resolution is itself a base-rate signal that slow-moving uncertainty tends to persist rather than suddenly resolve. BOTTOM LINE: The historical base rate for a sitting Iranian Supreme Leader being internally removed (rather than dying of natural causes or external attack) is essentially zero across 47 years and two prior transitions, both of which were driven by death, not ouster; current elite talk of replacing Mojtaba is explicitly conditioned on the war ending first and remains contested by rival factions, and the closest comparable live market (same Dec 31 2026 deadline) still assigns roughly 88% to Mojtaba remaining the recognized leader — together these strongly favor a continuation of the "No" outcome for this specific question by year-end, though persistent health/visibility uncertainty keeps some non-trivial tail risk alive. NOT FOUND: No polling or formal expert survey specifically estimating probability of Mojtaba's removal in 2026; no primary Iranian government statement confirming or denying succession-planning talks described by IranWire; no confirmation of this question's own live price (excluded per instructions).

YES means: Mojtaba Khamenei is removed, resigns, is detained, dies, or is otherwise confirmed to no longer be acting as Iran's de facto Supreme Leader at any point before Dec 31, 2026 (including an announcement of departure even if effective later). - [2026-09-28] The single most concrete, named-source mechanism for YES comes from IranWire's exclusive reporting: two informed sources with ties to factions inside the regime said that upon reaching an agreement with the United States and following the end of military engagements with the U.S. and Israel, a new Supreme Leader will be selected for the Islamic Republic, with high-ranking officials waiting for conditions to calm and the war to end, at which point one or a group of esteemed theologians will assume Velayat (guardianship) . This is the most likely path to YES: an elite-negotiated, war-conditioned succession rather than a coup. - [2026-09-28] A Qom-connected source quoted by IranWire stated plainly that His Eminence Seyyed Mojtaba Khamenei, for certain reasons, most likely physical, is unable to perform all duties — i.e., insiders close to the clerical establishment, not just outside commentators, are framing his incapacity as the operative premise for replacement planning, and noted members of the Assembly of Experts also support the selection of a new Supreme Leader . - [2026-10-01] The precondition for that succession plan — ending the war — is actively in motion, not stalled indefinitely: per a dated situation tracker, the Iranian proposal under discussion would reopen the strait, release approximately $12 billion in frozen assets, lift oil sanctions and end the American blockade of Iranian ports , and Reuters reported Tehran received the US response to its seven-day plan via Qatari mediators on 30 September 2026 . - [2026-10-01] Trump has publicly compressed the timeline for resolving the conflict, per the same tracker: Trump's 30 September statement said the United States would decide "very soon" between striking Iran and negotiating , and Trump's remark framed the choice between striking and negotiating as coming "very soon" and ending "one way or the other" — meaning the war-end precondition for a succession could plausibly resolve (either via deal or decisive strike) within the market's remaining three-month window, materially faster than the open-ended "after the war" framing might suggest. - [2026-09-28] The IRGC-insider source also disclosed an internal power vacuum dynamic that could force an institutional decision regardless of factional resistance: "It is far too early to fully grasp the damage caused by this leadership vacuum over the past seven months, but many believe this internal fragmentation could dismantle the regime in the not-too-distant future." This signals that continuation of the status quo carries its own escalating institutional cost, strengthening (not just permitting) the case for a negotiated transition before year-end. - [2026-09-28] Governance paralysis is already described as acute by the same insider: "Now, if Mr. Mojtaba issues an order, it reaches officials through intermediaries, leaving everyone uncertain whether the message was distorted along the way. Officials trust one another even less than before; small cliques based on family or personal ties have formed." A Supreme Leader's office this dysfunctional, seven months in, is consistent with the elite narrative that change is being actively organized rather than merely speculated about. - [2026-10-01] Historical precedent within this same crisis shows Iran's institutions can execute a leadership change with extraordinary speed once consensus forms: the Assembly of Experts installed Mojtaba within roughly nine days of Ali Khamenei's assassination (28 Feb–9 March 2026, as established in prior reporting), meaning if/when the IRGC/clerical factions converge on "after the war," the actual replacement mechanism could be executed well within the remaining Oct–Dec window rather than requiring a long transition period. - [2026-09-28] Countervailing but relevant: the same IranWire report names an organized faction actively resisting removal — officials tied to the "Janfada Campaign" and Basij/IRGC economic interests, per the source, who see "recent demonstrations against former President Hassan Rouhani and recent activities by the 'Janfada Campaign' as aimed at preventing the selection of a new leader and retaining Mojtaba Khamenei... The absence of a strong leader is a blessing for them that they want to exploit as much as possible" — meaning the YES path requires this faction to be overcome or sidelined, which is the key remaining prerequisite beyond war termination. BOTTOM LINE: The strongest YES case rests on named, multi-source IranWire reporting (Sept 28) that elite Iranian factions and IRGC commanders already view Mojtaba's continued leadership as untenable and have a concrete contingency — select a new Supreme Leader (or leadership council) once the US-Iran war formally ends — combined with early-October reporting that ceasefire/deal negotiations (seven-day proposal, Qatari mediation) are active and Trump has signaled a near-term decision; if the war concludes in Q4 2026, the precedent of a nine-day succession process makes a YES resolution before Dec 31 plausible, though it still requires overcoming an organized IRGC/Basij faction benefiting from the status quo. NOT FOUND: Any confirmation that the "seven-day proposal" exchanged Sept 30 has been accepted or signed; any specific date, candidate shortlist, or Assembly of Experts session scheduled for a succession; any primary Iranian government confirmation of the IranWire succession-planning account (Tehran has only issued denials of incapacity, e.g., Pezeshkian's Sept 27 remarks reported elsewhere).

YES means: Mojtaba Khamenei ceases to be the de facto Supreme Leader of Iran before Dec 31, 2026 — i.e., he is removed, resigns, is detained, dies, or is otherwise confirmed unable to act as leader, with the regime/Assembly of Experts publicly installing or empowering a replacement/vacancy. - [2026-09-27] Iran's own head of state actively and explicitly rebuts incapacity rumors: President Pezeshkian told CBS he had met Khamenei twice, including once for "seven-plus hours," and stated "there's no specific ongoing health issues or challenges... he was healthy enough to be able to withstand those hours of that situation. From a medical standpoint, he's completely healthy. Hear this from me as a physician, and accept it." This is a sitting head of state on record, under his own name, on US television — the strongest "status quo confirmed" signal available, and the regime has every institutional incentive to keep reinforcing it through year-end. (washingtontimes.com) - [2026-09-27] Pezeshkian also confirmed a formal institutional continuity mechanism already exists short of removing Khamenei: "a six-member transitional council, including representatives from the armed forces, parliament, and state institutions, currently directs the mechanism through collective consultations" . This shows Iran has built a bureaucratic workaround that lets the system function and project normalcy without needing to formally declare Khamenei incapacitated — reducing pressure for a resolvable "Yes" event even if he remains sidelined. (pbs.org) - [2026-09-28] The one concrete IranWire-sourced report of an actual replacement plan is explicitly conditioned on the war ending first: "upon reaching an agreement with the United States and following the end of military engagements... a new Supreme Leader will be selected... high-ranking country officials are waiting for conditions to calm and the war to end, at which point one or a group of those esteemed theologians will assume Velayat" . As of Oct 1, 2026 the war is unambiguously not over. (iranwire.com) - [2026-10-01] Live conflict-tracker data confirms the precondition for any negotiated succession remains unmet: as of Day 216 (Oct 1), "no American or coalition strike on Iranian territory ashore was reported... Iran did not fire at a host state directly for a twenty-second consecutive day" — a de-escalated but still-unresolved war, with Hormuz-reopening talks "postponed rather than canceled" per the same tracker's broader coverage, meaning the IranWire sources' trigger condition ("war ends") has not occurred, pushing any formal replacement process past Dec 31 under plausible timelines. - [2026-09-29/10-02] Even the regime's own proof-of-life efforts (two handwritten letters released in September) are being used by Tehran to reassert Mojtaba's continued authority rather than to prepare a transition — the letters' content and Heidari's account both aim to "satisfying himself that Mojtaba was in perfect health" , i.e., institutional actors are actively manufacturing continuity narratives, not succession narratives. (meforum.org) - [2026-09-28] Countervailing factional dynamics favor inertia: hardline IRGC/Basij-aligned elements reportedly prefer keeping a nominal, even incapacitated, Mojtaba in place because an absent strongman is easier to exploit than a strong successor — a structural reason no single faction can force a swift Assembly of Experts vote before year-end (previously noted in colleague reports, reconfirmed by the same IranWire piece dated Sept 28). - [2026-03-09] Procedural technicality favoring NO: Iran's constitutional mechanism (Article 111) requires the Assembly of Experts to convene and vote to declare incapacity before any removal is official; the only precedent transition took 9 days under wartime chaos with Assembly buildings bombed, and "more than two-thirds of the body's 88 members attended the session held in Qom... Mojtaba Khamenei received almost 85% of the votes cast" — showing that even a fast process still requires a visible quorum event, which has not recurred since March and would be a high-salience, hard-to-miss signal if NO is to flip to Yes before Dec 31. - [2026-10-02] Journalistic consensus as of the most recent reporting is explicitly inconclusive, not confirmatory of change: "the available evidence provides several indications supporting Tehran's claim that Mojtaba is alive, including Pezeshkian's account and the purported August letter. But without an authenticated recent public appearance, his current condition... remain[s] difficult for outsiders to independently establish." Ambiguity alone does not satisfy the resolution criteria's requirement for "a consensus of credible reporting" that he has lost power — ambiguity without confirmation defaults to NO under the question's own resolution source language. BOTTOM LINE: The regime continues to actively and repeatedly reaffirm Mojtaba Khamenei's health and authority through its highest officials (president, Assembly of Experts members) even absent independent proof, the one credible report of an actual succession plan is explicitly gated on the war ending — which per the most recent conflict-tracker data has not happened — and Iran's own constitutional removal mechanism requires a high-visibility Assembly of Experts quorum vote that has not recurred since March; these three factors (active reaffirmation, unmet precondition for the only known plan, and procedural/evidentiary thresholds not met) strongly favor continuation of NO through Dec 31. NOT FOUND: Any scheduled or announced Assembly of Experts session for late 2026; any confirmed ceasefire/peace-deal finalization date that would trigger the IranWire-reported succession plan; any independent (non-regime) verification of Mojtaba's current physical or decision-making capacity.