New Polymarket Bets Surge on US-Iran Ceasefire Before Trump Announcement

Apr 9, 2026, 2:25 AM
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In recent days, a surge of newly created accounts on the prediction market Polymarket has drawn attention for placing large bets on the likelihood of a US-Iran ceasefire. These bets, which total nearly $70,000, have raised suspicions of insider trading amidst a backdrop of escalating tensions and imminent announcements from President Donald Trump.
The accounts, created around March 21, stand to profit significantly—potentially up to $820,000—if a ceasefire is reached before March 31. This timing is particularly notable, as it coincides with public statements from Trump that have fluctuated between hawkish rhetoric and suggestions of winding down military operations in the region. Such behavior has prompted experts to question whether these bettors might possess inside information regarding upcoming government actions.
One of the accounts that placed a similar bet was created shortly before the US conducted strikes on Iran on February 28, further raising alarms about potential insider trading practices. This account had also successfully wagered on those strikes, suggesting a pattern of well-timed and informed betting behavior. Analysts, including Ben Yorke, have pointed out that activities like "wallet splitting"—where bets are divided among multiple accounts to mask identity—are often indicative of a large investor attempting to shield their positions or someone engaging in insider trading.
Polymarket's probability rating for a ceasefire has risen dramatically, from 6% on March 21 to 24% shortly before the announcement, indicating a growing belief in the possibility of such a deal among bettors. The platform allows for anonymous betting, complicating efforts to trace the identities of those making these significant wagers.
In the hours preceding Trump's announcement of a ceasefire on March 26, significant trading activity was observed across various markets, including a surge in oil futures and S&P 500 contracts. This unusual trading behavior has led to accusations of insider trading, as the timing appeared suspiciously aligned with Trump's communication timeline.
While the bets on Polymarket suggest a potential understanding of upcoming geopolitical developments, they also highlight a broader concern regarding the regulatory landscape of prediction markets. Bipartisan calls have emerged for stricter regulations governing platforms like Polymarket, particularly in light of the recent surge in betting on sensitive political events. The Banning Event Trading on Sensitive Operations and Federal Functions (BETS OFF) Act introduced in Congress aims to prohibit betting on government actions, including military operations and ceasefires, as a way to curb potential exploitation of inside information.
Despite these worries, Polymarket has maintained that it does not tolerate insider trading and has updated its rules to clarify the prohibition of trading based on stolen or confidential information. However, critics argue that these measures do not go far enough to ensure the integrity of the betting environment, as the anonymity of bettors allows for continued speculation and potential manipulation of the markets.
As the situation unfolds, the scrutiny surrounding both Polymarket and the broader prediction market landscape is likely to intensify. With high stakes involved, the intersection of geopolitics and speculative trading will continue to attract attention from regulators and the public alike, as the implications of insider knowledge on market behavior remain a pressing concern in today’s volatile environment.
In conclusion, the recent surge in bets on a US-Iran ceasefire on Polymarket underscores the intricate relationship between political developments and market speculation, raising important questions about the ethical boundaries and regulatory frameworks governing such activities in the future.

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