YouTube09 Apr 2026

Thomas Peterffy on Interactive Brokers' Plan to Professionalize Prediction Markets | Odd Lots

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Summary

The podcast explores the potential of prediction markets for institutional investors, questioning whether they can evolve beyond sports betting and pop culture speculation. Thomas Peterffy, founder and chairman of Interactive Brokers, argues that prediction markets, like the stock market, can address both serious and less important questions, offering a platform to gather expert consensus for better decision-making. He aims to focus Forecast Trader on contracts with serious economic consequences, such as global warming and AI adoption rates. Peterffy also discusses the challenges of low liquidity in prediction markets and the need for regulatory clarity, particularly regarding contracts related to specific companies. He shares his experience with insider trading and advocates for quicker information dissemination.

Outlines

Part 1: Introduction and Event Announcement

00:00

Odd Lots Announces Live Show in London: Date, Venue, and Ticket Information

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Tracy Alloway and Joe Weisenthal announce a live Odd Lots show in London on Thursday, May 7th, at Wilton's Music Hall in East London, with doors opening at 6pm. They emphasize the importance of subscribing to the Odd Lots newsletter to get early access to tickets, as previous live shows have sold out quickly. Joe notes that the newsletter is a great addition for those who enjoy the podcast.

01:39

Prediction Markets: Economic Importance, Use Cases, and Institutional Investor Hesitations

Tracy Alloway and Joe Weisenthal discuss the potential economic value of prediction markets, questioning whether all contracts traded are economically relevant. Joe highlights the potential for hedging important economic questions, like the likelihood of a recession, while Tracy expresses skepticism about institutional investors using platforms with both serious and trivial contracts. They acknowledge the chicken and egg problem of low trading volumes in weather-related and other potentially useful prediction markets. They introduce Thomas Peterffy, founder and chairman of Interactive Brokers, as a guest to discuss creating a prediction market geared towards institutional investors.

Part 2: Institutional Adoption and Market Strategy

05:04

Differentiating Prediction Markets for Institutional vs. Retail Investors

Thomas Peterffy discusses the difference between prediction markets for institutional versus retail investors, drawing a parallel to the stock market, which includes both serious and "silly" stocks. He emphasizes that the mechanism of prediction markets shouldn't be blamed for the trivial questions some platforms list. The goal is to gather consensus opinion from experts and deep thinkers to inform decision-making and future planning.

06:47

Institutional Investor Adoption of Prediction Markets for Economic Forecasting

Joe Weisenthal asks Thomas Peterffy if he believes institutional investors will eventually use prediction market instruments to trade on events like a recession in 2026, and if these contracts will become high-volume. Peterffy expresses strong conviction that they will, stating that prediction markets offer an opportunity to gather expert opinions and express expectations about the economic and social environment, leading to better-informed decisions.

08:57

Overcoming Liquidity Hurdles in Prediction Markets for Institutional Investors

Tracy Alloway questions Thomas Peterffy on the hurdles preventing institutional investors from fully engaging with prediction markets, particularly the low liquidity. Peterffy compares the current state of prediction markets to the early days of options markets, noting that it takes time to build sufficient liquidity. He highlights Interactive Brokers' platform, Forecast Trader, and its potential to attract institutional clients. He notes that Kalshi has had to add sports betting to become profitable.

13:10

Interactive Brokers' Focus on Serious Economic Contracts in Prediction Markets

Joe Weisenthal asks if Interactive Brokers' focus on serious, non-sports, non-pop culture contracts gives them an edge in attracting institutional investors to their prediction markets. Peterffy confirms this is a deliberate choice, aiming to concentrate on questions relevant to clients' investments and avoid distractions.

14:37

Contract Selection Criteria: Economic Consequences and Long-Term Impact

Thomas Peterffy explains that Interactive Brokers chooses contracts based on questions with significant economic consequences, such as global warming and the adoption rate of AI. These questions are intended to provide serious answers that can inform decisions about education, housing, and career paths. Joe Weisenthal asks if this is the first time IBKR has built its own market on the platform, rather than providing access to existing markets. Peterffy confirms this is a novel venture for them.

Part 3: Development History and Regulatory Landscape

17:36

The History of Interactive Brokers' Prediction Market Development and Regulatory Challenges

Tracy Alloway questions why prediction markets didn't emerge sooner. Thomas Peterffy reveals that Interactive Brokers started developing prediction markets about 10 years ago but halted due to concerns about obtaining a banking license and potential SEC scrutiny. They released the system for phantom money, which eventually inspired others like Polymarket and Kalshi. Peterffy was upset when Kalshi obtained a license from the CFTC and attempted to buy the company but was unsuccessful. He then sought his own license, which took three years to obtain.

20:38

Leverage in Prediction Markets and the Potential for Market Instability

Thomas Peterffy states that Interactive Brokers can support developing prediction markets because of their profitable business. Joe Weisenthal asks about providing leverage for prediction market instruments. Peterffy acknowledges the risks associated with leverage, noting that many brokerage firms fail due to it, but confirms they are working on structuring it. Tracy Alloway asks if prediction market prices could become standard reference data. Peterffy agrees, stating that it could provide a clear probability for events like Fed rate cuts.

22:38

Prediction Markets vs. Economists: A Trader's Perspective

Tracy Alloway questions why prediction markets would be needed to gauge Fed moves when the bond market already provides that information. Peterffy clarifies that it's the Fed Funds market, not the bond market, that is relevant. He suggests that economists will eventually participate in prediction markets, trading their own positions and being judged by their performance. Joe Weisenthal jokes about traders' dislike for economists, and Peterffy admits that economists can be confusing due to differing opinions. Joe asks if IBKR would allow users to trade prediction markets from other venues via their platform. Peterffy confirms they will offer a consolidated feed of contracts from various platforms.

25:51

Fungibility and Standardization of Prediction Market Contracts

Joe Weisenthal raises the issue of contract specifications and fungibility across different prediction market platforms, noting that a bet on a US recession could be defined differently on different platforms. Peterffy acknowledges the importance of fungibility and states that Interactive Brokers will structure its contracts to be as identical as possible to others.

Part 4: Ethics, Insider Trading, and Personal Experience

27:31

Insider Trading Concerns and the Argument for Transparency

Tracy Alloway raises concerns about potential insider trading on prediction market platforms, asking how concerned institutional clients are about this. Thomas Peterffy shares that he lost half his initial capital due to insider trading early in his career, but surprisingly, he is in favor of not having rules against it. He argues that all information should be available as soon as possible for the benefit of society.

29:18

Counterarguments Against Eliminating Insider Trading Laws

Joe Weisenthal presents counterarguments against eliminating insider trading laws, suggesting that it could deter participation in capital markets if individuals feel they cannot compete with those with informational advantages. He also argues that corporations may want to protect their secrets and not have them easily monetizable. Peterffy responds that companies should protect their own information rather than relying on national laws.

30:39

Thomas Peterffy's Personal Experience with Insider Trading

Tracy Alloway asks Thomas Peterffy to elaborate on his experience losing half his capital due to insider trading. He recounts a story from his early days as an options trader on the American Stock Exchange in 1977, where he made a large trade based on what seemed like a favorable price, only to have the stock halt and reopen with news of a stock split, resulting in a significant loss. Despite this experience, he maintains his belief that the best approach is to release information quickly rather than persecute people.

Part 5: Technology, AI, and Financial Evolution

33:37

AI vs. Early Electronic Trading: A Technological Evolution

Tracy Alloway notes Thomas Peterffy's early automation of market making and asks about his perspective on AI compared to the early days of electronic trading. Peterffy views AI as a significant technological leap, but fundamentally a higher-level programming language, similar to the evolution from machine language to natural language. He emphasizes its power due to its access to vast amounts of data.

35:36

Interactive Brokers' History in Automated Trading and Options Pricing Models

Thomas Peterffy states that automated trading has existed for a long time, and Interactive Brokers started their first automated trading systems in 1983. Joe Weisenthal asks about the options pricing model Peterffy developed. Peterffy explains that he used an Olivetti computer at home to run simulations and determine break-even prices for options, eventually developing a formula and code. He mentions Interactive Brokers' Probability Lab, which displays the probability distribution associated with future price changes derived from option prices.

38:29

AI's Non-Deterministic Nature and Implications for Finance

Joe Weisenthal notes that AI is non-deterministic, unlike most computer programming, and asks about the implications for its use in finance. Peterffy responds that AI is a probabilistic language, which aligns with the probabilistic nature of option prices and prediction markets. He emphasizes that prediction markets can teach people to think probabilistically.

Part 6: Future Outlook and Practical Applications

39:50

Prediction Market Growth and Usefulness

Tracy Alloway asks if Thomas Peterffy knows how to code in COBOL. Joe Weisenthal asks about the timeframe for prediction markets to become big. Peterffy declines to give a specific projection, stating that he finds projections from consulting firms difficult to evaluate, but he is confident that prediction markets will become very big because they are extremely useful.

41:35

Hedging College Tuition Costs with Prediction Markets

Joe Weisenthal notes that one of the contracts on IBKR is related to UCLA's out-of-state tuition and suggests that this could be a useful instrument for him to hedge future college costs for his children. Thomas Peterffy confirms that college tuitions were considered for listing. Tracy Alloway asks about the implications for capital markets if prediction markets take off. Peterffy explains that the money put at risk is invested in treasury bills, which finance the deficit.

43:31

Regulatory Challenges and the Need for Clarity on Securities vs. Commodities

Joe Weisenthal asks if there is anything the CFTC could do to further the prediction market. Thomas Peterffy states that the big regulatory problem is the uncertainty around whether questions concerning specific companies would be considered securities or commodities. He suggests that it would be useful to ask about the future developments of companies like NVIDIA or Microsoft, but the lack of clarity prevents this. Joe suggests merging the SEC and CFTC, which Peterffy supports.

45:31

Reflections on Prediction Markets, Insider Trading, and the Future of Finance

Tracy Alloway and Joe Weisenthal reflect on their conversation with Thomas Peterffy. Joe was surprised by Peterffy's stance on eliminating insider trading laws. Tracy found the history with Kalshi interesting. They discuss the potential for standardized contracts and the need for an adjudicating body. Joe believes that prediction markets will become a big thing, especially for recession-related contracts. They conclude by discussing the GameStop phenomenon and the evolving nature of stock markets.

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