Arbitrage Radar

Live Risk-Free Spreads

9 Active Trades
Billionaire one-time wealth tax on California ballot?

Will a one-time tax on billionaires ballot initiative in California pass? [In 2026]

+29.0%
Cost: $0.710
BUY [NO] on Polymarket ($0.31) AND BUY [YES] on Kalshi ($0.4) (SUBSET FREE-ROLL)
Polymarket Trade ↗
YES
$0.700
NO
$0.310
Kalshi Trade ↗
YES
$0.400
NO
$0.620
Catalyst Intel: The news snippets confirm the existence of a proposed 'Billionaire Tax Act in California' and outline the common arguments for (funding education and healthcare) and against it (harming innovation, economic instability, relocation of wealth). While this information is directly relevant to the market, it does not present a new, massive, and decisive event or development that would significantly alter the probability of the ballot initiative passing beyond what is already understood about such proposals. The articles describe the current state of the debate rather than introducing a game-changing catalyst.
Found: Apr 7, 2026 10:24 AM
Legal Reasoning: Market A resolves to 'Yes' if a specific ballot initiative is certified by June 25, 2026, for the November 3, 2026 California election. Market B resolves to 'Yes' if such an initiative 'passes' voter approval. For Market B to resolve to 'Yes', the initiative must first be certified and appear on the ballot. Market A imposes a stricter, earlier deadline (June 25, 2026) for this certification compared to the implicit requirements for Market B. If an initiative is certified after June 25, 2026, but still makes it onto the November 3, 2026 ballot and passes voter approval, Market B would resolve to 'Yes' while Market A would resolve to 'No'. This scenario indicates that Market A's conditions are stricter or have an earlier deadline for a prerequisite event compared to Market B's resolution condition, fitting the definition of A_SUBSET_OF_B, despite the parenthetical clause in the definition not being strictly met due to the possibility of certification by June 25 but failure to pass voter approval.
Found: Apr 7, 2026 10:24 AM
Texas Senate Election

Will GOP Nominee be Ken Paxton AND General Election Winner be Republican for Jan 2027? [Paxton beats Talarico]

+18.0%
Cost: $0.820
BUY [NO] on Polymarket ($0.45) AND BUY [YES] on Kalshi ($0.37)
Polymarket Trade ↗
YES
$0.560
NO
$0.450
Kalshi Trade ↗
YES
$0.370
NO
$0.640
Catalyst Intel: No news was provided to evaluate for a catalyst regarding Ken Paxton's nomination or the general election outcome.
Found: Mar 30, 2026 8:00 AM
Legal Reasoning: Market B has stricter conditions. Market A resolves 'Yes' if Ken Paxton wins the 2026 midterm Texas U.S. Senate election, regardless of his party affiliation (e.g., if he wins as an independent). Market B, however, requires two specific conditions: Ken Paxton must be the GOP Nominee AND a Republican must win the General Election. Therefore, if Market B resolves 'Yes', Market A must also resolve 'Yes' (because Paxton, as the GOP nominee, won). However, Market A could resolve 'Yes' (if Paxton wins as an independent) while Market B resolves 'No' (because Paxton was not the GOP nominee). This means Market B's conditions are a subset of Market A's conditions for a 'Yes' resolution regarding 'Paxton defeats Talarico'.
Found: Mar 30, 2026 8:00 AM
Texas Senate Election

Will GOP Nominee be Ken Paxton AND General Election Winner be Republican for Jan 2027? [Paxton beats Talarico]

+18.0%
Cost: $0.820
BUY [NO] on Polymarket ($0.45) AND BUY [YES] on Kalshi ($0.37)
Polymarket Trade ↗
YES
$0.560
NO
$0.450
Kalshi Trade ↗
YES
$0.370
NO
$0.640
Catalyst Intel: No news was provided to evaluate for a catalyst regarding Ken Paxton's nomination or the general election outcome.
Found: Mar 30, 2026 8:00 AM
Legal Reasoning: For Market A to resolve to 'Paxton beats Talarico', Ken Paxton must be the Republican nominee and win the 2026 Texas U.S. Senate election. This outcome directly matches the conditions for Market B to resolve 'Yes' (GOP Nominee: Ken Paxton, General Election Winner: Republican). The timeframe for a 2026 election, including potential run-offs, would typically see the winner determined and called by news sources (Market A's primary resolution method) well before Market B's 'before Jan 2027' deadline. Assuming standard political definitions and avoiding pedantic edge cases, the conditions and timeframes are virtually identical.
Found: Mar 30, 2026 8:00 AM
Who will leave the Trump administration

Will Kash Patel leaves Director of the FBI in before 2027? [:: Director of the FBI]

+10.0%
Cost: $0.900
BUY [YES] on Polymarket ($0.61) AND BUY [NO] on Kalshi ($0.29) (SUBSET FREE-ROLL)
Polymarket Trade ↗
YES
$0.610
NO
$0.400
Kalshi Trade ↗
YES
$0.730
NO
$0.290
Catalyst Intel: A Benzinga article explicitly states that prediction markets are assigning a higher possibility that Federal Bureau of Investigation Director Kash Patel will leave the Trump administration this year. This directly indicates a potential departure, serving as a strong catalyst for the market question regarding his tenure before 2027.
Found: Apr 7, 2026 9:54 AM
Legal Reasoning: Market B's condition is specific: 'Kash Patel leaves as Director of the FBI before 2027'. Market A's condition is broader: 'the listed individual will leave the Trump Administration, or otherwise ceases to be a member of administration by December 31, 2026'. If Kash Patel leaves as Director of the FBI (assuming he was appointed by Trump and thus part of the administration), he is necessarily leaving the Trump Administration. However, Kash Patel could leave the Trump Administration from a different role (e.g., as a White House advisor or another cabinet position) without ever having been Director of the FBI. In such a scenario, Market A would resolve 'Yes' but Market B would resolve 'No'. Thus, Market B's conditions are stricter and represent a subset of Market A's conditions.
Found: Apr 7, 2026 9:54 AM
IPOs

Who will IPO before 2027? [Databricks]

+8.0%
Cost: $0.920
BUY [NO] on Polymarket ($0.66) AND BUY [YES] on Kalshi ($0.26)
Polymarket Trade ↗
YES
$0.360
NO
$0.660
Kalshi Trade ↗
YES
$0.260
NO
$0.780
Catalyst Intel: Multiple news snippets indicate strong likelihoods of companies IPOing before 2027. SpaceX has provided detailed IPO plans, targeting a June roadshow and meeting, suggesting an IPO in the current year. Anthropic is also reportedly aiming for an IPO as early as October of the current year, or late 2026/early 2027. These concrete plans for major companies constitute a significant catalyst for the market 'Who will IPO before 2027?'. While OpenAI's CFO expressed doubts about a 2026 IPO, the strong indications for SpaceX and Anthropic are sufficient.
Found: Apr 7, 2026 10:24 AM
Legal Reasoning: Both markets concern an IPO by Databricks with identical deadlines (Market A: 'by December 31, 2026, 11:59 PM ET'; Market B: 'before Jan 1, 2027'). Market B's confirmation source ('Databricks confirms an IPO') is a subset of Market A's ('official company announcements or credible news sources'). In practice, if an IPO occurs and is confirmed by official company announcements or credible news sources, Databricks itself would almost certainly have confirmed it. The 'No' conditions in Market A are standard implicit understandings for IPO markets and do not create a conflict or a scenario where one market resolves 'Yes' and the other 'No' for the same event. Therefore, the conditions and timeframes are virtually identical.
Found: Apr 7, 2026 10:24 AM
AI regulation

AI regulation by 2027? [By Jan 1, 2027]

+8.0%
Cost: $0.920
BUY [NO] on Polymarket ($0.71) AND BUY [YES] on Kalshi ($0.21) (SUBSET FREE-ROLL)
Polymarket Trade ↗
YES
$0.430
NO
$0.710
Kalshi Trade ↗
YES
$0.210
NO
$0.800
Catalyst Intel: While the White House has released a National Policy Framework for AI (March 2026) and various states are debating or proposing AI-related bills (e.g., California's AB 2027), a significant piece of news from 2026 explicitly states that "America's AI Regulation Remains Undefined." This, coupled with a gubernatorial veto of a "sweeping frontier AI safety bill" in California (Sept 2024) due to concerns about maximalist approaches and hindering innovation, suggests that a comprehensive and clearly defined regulatory landscape for AI is unlikely to be fully established by 2027. The ongoing debate and lack of a clear, unified regulatory stance indicate that a massive catalyst for definitive regulation by 2027 is not present.
Found: Apr 7, 2026 9:42 AM
Legal Reasoning: Market A's conditions are stricter and its deadline is earlier than Market B's. Market A requires a bill to include at least one of four specific provisions (prohibition, training restrictions, usage restrictions, human-in-the-loop) and be signed into law by December 31, 2026. Market B is broader, requiring any bill 'regulating AI' to become law by January 1, 2027. If Market A resolves to 'Yes', it means a specific type of AI regulation occurred by an earlier date, which would satisfy Market B's broader condition and later deadline. However, Market B could resolve to 'Yes' if a bill regulating AI (but not necessarily with Market A's specific provisions) becomes law on January 1, 2027, or if a bill regulating AI (but not with Market A's specific provisions) becomes law by December 31, 2026. Thus, if A happens, B must happen, but B can happen without A happening.
Found: Apr 7, 2026 9:42 AM
Hottest year ever

Will 2026 be the hottest year on record? [Hottest]

+7.0%
Cost: $0.930
BUY [NO] on Polymarket ($0.67) AND BUY [YES] on Kalshi ($0.26) (SUBSET FREE-ROLL)
Polymarket Trade ↗
YES
$0.340
NO
$0.670
Kalshi Trade ↗
YES
$0.260
NO
$0.790
Catalyst Intel: The news snippet discusses the 2026 Grammy Awards winners and nominees. This information is entirely unrelated to climate, temperature, or the likelihood of 2026 being the hottest year on record. Therefore, it does not provide any catalyst for the specified market.
Found: Apr 6, 2026 11:42 PM
Legal Reasoning: Market A determines the numerical rank of 2026 among all years. If Market A resolves that 2026 is the #1 hottest year on record, this means its temperature value is higher than all preceding years, including 2025. Furthermore, applying real-world logic as per instructions, if 2026 is the hottest year on record, its temperature value will almost certainly exceed 1.28 degrees Celsius. Therefore, if Market A resolves to 2026 being the #1 hottest year, Market B's conditions (2026 > 2025 AND 2026 > 1.28 C) would be met. However, Market B's conditions can be met (e.g., 2026 is hotter than 2025 and above 1.28C) without 2026 being the absolute #1 hottest year on record (e.g., if an earlier year like 2023 was even hotter than 2026). Thus, the outcome where Market A resolves to 2026 being #1 is a stricter condition that implies Market B's conditions are met.
Found: Apr 6, 2026 11:42 PM
Filibuster change this year?

Filibuster weakened before 2027 [Before 2027]

+6.0%
Cost: $0.940
BUY [NO] on Polymarket ($0.75) AND BUY [YES] on Kalshi ($0.19) (SUBSET FREE-ROLL)
Polymarket Trade ↗
YES
$0.390
NO
$0.750
Kalshi Trade ↗
YES
$0.190
NO
$0.830
Catalyst Intel: The news indicates that Republicans are actively using "filibuster-proof" legislative processes, such as reconciliation, to bypass Democratic obstruction and pass their priorities. This demonstrates a practical weakening of the filibuster's power in legislative action, occurring before 2027.
Found: Apr 7, 2026 9:06 AM
Legal Reasoning: Market A requires a specific event: a cloture motion passing with fewer than three-fifths of Senators on a legislative matter. For such a motion to pass, the filibuster threshold must first have been lowered for the legislative process. Market B is broader, resolving to "Yes" if the filibuster threshold is lowered in any capacity (e.g., for legislative matters, confirmations, or both) and does not require an instance of a cloture motion passing. If Market A resolves "Yes," it inherently means the filibuster threshold was lowered, making Market B also resolve "Yes." However, Market B could resolve "Yes" without Market A resolving "Yes" if: 1) the threshold is lowered only for confirmations (which Market A explicitly excludes), or 2) the threshold is lowered for legislative matters, but no actual cloture motion passes under the new threshold before the deadline. Therefore, Market A's conditions are stricter than Market B's.
Found: Apr 7, 2026 9:06 AM
IPOs

Who will IPO before 2027? [Discord]

+5.1%
Cost: $0.949
BUY [NO] on Polymarket ($0.379) AND BUY [YES] on Kalshi ($0.57)
Polymarket Trade ↗
YES
$0.639
NO
$0.379
Kalshi Trade ↗
YES
$0.570
NO
$0.480
Catalyst Intel: Multiple news snippets indicate strong catalysts for companies to IPO before 2027. SpaceX has provided detailed IPO plans, targeting an early June roadshow and a meeting on June 7, with an IPO 'expected later this year'. Anthropic is also showing strong signs, with reports of an IPO 'as Early as October' and aiming for a 'debut in the second half of the year' (implying 2026). While OpenAI's CFO expressed doubts about a 2026 IPO, the concrete plans and targets from SpaceX and Anthropic constitute massive catalysts for the market 'Who will IPO before 2027?'.
Found: Apr 7, 2026 10:24 AM
Legal Reasoning: Both markets require Discord to complete an Initial Public Offering (IPO) by the same deadline (December 31, 2026, which is equivalent to 'before Jan 1, 2027'). While Market A specifies 'official company announcements or credible news sources' for confirmation and Market B specifies 'Discord confirms an IPO', in the real world, an IPO confirmed by credible sources would inherently involve confirmation from the company itself (e.g., through official filings or announcements). Therefore, the conditions for a 'Yes' resolution are virtually identical, and either trade direction is safe.
Found: Apr 7, 2026 10:24 AM