ClaimsPeople

Bill Ackman

Bill Ackman is a hedge fund manager and the founder and CEO of Pershing Square Capital Management, which has a fund listed on Euronext Amsterdam.

865 claims collected, 272 researched, 99 resolved. Report of 4 November 2026, method 0.1.0+c876030c.

Scores by kind of claim

Each kind of claim is scored on its own, out of 100: the share that held up, with the range it likely falls in. Fewer resolved claims give a wider range.

  • Factual claims

    Statements about the present or the past, checked against the record: did they hold up?

    76 70 81

    High confidence, 82 factual claims resolved. From 16 documents, 2011 to 2026; 19 documents sampled from 36 candidates found.

    Not scored: 48 unresolvable, 28 checkable only against their own records.

  • Predictions

    Statements about events outside the person's control, checked once they fell due: did they come true?

    68 54 82

    Low confidence, 14 predictions resolved. From 7 documents, 2014 to 2024; 19 documents sampled from 36 candidates found.

    Not scored: 81 unresolvable. 8 more fall due later.

    Does not yet allow for how likely each prediction was when made.

  • Promises

    Commitments to the person's or organisation's own future action, with something to deliver: was it delivered?

    Insufficient record: 3 promises resolved, 5 needed for a score.

    Not scored: 6 unresolvable, 1 not yet due, 1 checkable only against their own records.

All types combined: 74 (likely 69 to 80, high confidence), from 96 claims: 82 factual claims, 14 predictions. It mixes kinds of claim in different proportions for different people, so compare people kind by kind.

Bill Ackman's claims

865 claims, sorted by newest said. Choose a claim to read it in full.
VerdictKindSaidClaimTopic
Not checkable Not checkable 1 Oct 2026 I know pretty much every CEO in the S&P 500, either directly or one person removed. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I was concerned about the country because I felt we needed to have basically a 2-week pause. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I think you underwrite a SpaceX the way you underwrite a venture capital investment. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 Bill Ackman can reach 2.2 million people with a single post. Factual · 1 Oct 2026 Their own work or organisation
Not checkable Not checkable 1 Oct 2026 I don’t think markets have changed as a result of anything that’s happened with me or follower growth on Twitter. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I would say I’m as activist as I’ve ever been, but more of it’s on Twitter than in the corporate context. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 We don’t have to hire another person, and we don’t have to spend another dollar on overhead. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I think it’s hard to do this because you need control of a public company and you have to be not in a get-rich-quick mindset. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 the probability of your being disrupted has gone up enormously. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 On that basis, stocks of really high-quality companies are really cheap. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 But he builds an army of believers and followers that enabled Tesla to be built. Not checkable · 1 Oct 2026
Resolved true Factual 1 Oct 2026 Howard Hughes was created out of the bankruptcy of General Growth as a spinoff of its other assets. Factual · 1 Oct 2026 Economics and markets
Unresolvable Factual 1 Oct 2026 In the interview, Bill Ackman said his high school yearbook epithet was "most verbose." Factual · 1 Oct 2026 Other
Not researched Factual 1 Oct 2026 Bill Ackman invested in xAI through a special purpose vehicle (SPV). Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 And it’s a company that owns these small cities. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 The company Bill Ackman refers to as "we" owns all the residential land in the development he is describing, alongside all the commercial land, and sells lots to homebuilders. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 the biggest change over time is an appreciation for the importance of what we call business quality— long-term, durable, protected… Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I would say every CEO in America today is like, how do I use AI? How does it apply to my business? How is it a threat? Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 you can build this enormously profitable, compounding, tax-efficient machine over time. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 Ben Graham said investors should regard a stock certificate as an interest in a business, not just a piece of paper. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 we can buy it at, whatever, $0.60 on the dollar. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 So super cool company, but the timeframe is decades as opposed to quarters. Not checkable · 1 Oct 2026
Mixed Factual 1 Oct 2026 PSUS holds a portfolio of Pershing Square's best ideas and trades at an 18% discount to cash. Factual · 1 Oct 2026 Their own work or organisation
Not checkable Not checkable 1 Oct 2026 That is a change in markets. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 Speaking about the Irvine Company, Ackman said Don Bren probably created about $100 billion of personal wealth managing a small city. Factual · 1 Oct 2026 Economics and markets
Unresolvable Factual 1 Oct 2026 The vast majority of insurance companies focus only on the liability side of the balance sheet. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 I think those companies are really at risk. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I think a similar thing is happening today in a sense to Amazon and Meta. Microsoft. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 It’s a bit like the Irvine Company. Not checkable · 1 Oct 2026
Resolved true Factual 1 Oct 2026 General Growth emerged from Chapter 11 two years after Pershing Square's investment. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 Stocks just got crazy cheap, just incredibly cheap, of really high-quality companies, right? Not checkable · 1 Oct 2026
Mostly true Factual 1 Oct 2026 SpaceX is a near monopoly in low-cost space launch. Factual · 1 Oct 2026 Economics and markets
Not researched Factual 1 Oct 2026 At $63 a share, Howard Hughes stock trades at a discount to its liquidation value. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 What we’re doing is instead of reinvesting all the cash the business generates into real estate, we’re going to reinvest all the cash into… Not checkable · 1 Oct 2026
Resolved true Factual 1 Oct 2026 Howard Hughes Holdings has a market capitalisation of about $4 billion. Factual · 1 Oct 2026 Economics and markets
Not researched Factual 1 Oct 2026 Pershing Square's investment idea in Wendy's was to buy Wendy's, spin off Tim Hortons and double its money. Factual · 1 Oct 2026 Economics and markets
Resolved true Factual 1 Oct 2026 As of the interview, Pershing Square owns Microsoft, Meta and Amazon shares. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 I worry more about a Salesforce than I do about your kind of— I think you got to do the work. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 When Pershing Square joins a company's board, it is often the largest shareholder or the largest non-index-fund shareholder. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 A company has to earn a return in excess of its cost of capital in order for a stock to go up. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I think we’re still super, super early in terms of big companies using AI effectively. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 And 15 years later, we haven’t really created much value with it. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 Warren Buffett put 100% of the insurance float into short-term Treasuries. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 So I haven’t seen much success other than— I’ll give you the Pershing Square story. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 We’ve not taken advantage of this at all. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 Pershing Square bought about 27% of General Growth at a market capitalisation of $200 million. Factual · 1 Oct 2026 Economics and markets
Not researched Factual 1 Oct 2026 Ackman said that "we" own Summerlin, which he described as a small city of 26,000 acres of land that he linked to Las Vegas, including all of its commercial land. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 the most important and most challenging thing to do is determine what’s the risk of disruption? Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 But you don’t go work for an insurance company. So the insurance company’s ability to recruit investment talent is very limited. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 Pershing Square now has a public vehicle that charges only a 2% fee. Factual · 1 Oct 2026 Their own work or organisation
Not checkable Not checkable 1 Oct 2026 It’s a royalty on the compounding of investments in these entities. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 Microsoft, when the average customer is paying, I don’t know, $50 a seat or some small number, that platform is worth a lot more and is… Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I think there are 3 ways you can invest with us that are all different and will achieve different things. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 The best investments are ones where you don’t need to join the board and do anything. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 They’re venture investments that do— what’s helpful is they’re not seed or Series A, right? They’re D or E, but they’re still like venture… Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 We got here by accident, right? Not checkable · 1 Oct 2026
Unresolvable Factual 1 Oct 2026 Pershing Square's most successful equity investment ever was General Growth Properties, bought while the company was going bankrupt. Factual · 1 Oct 2026 Economics and markets
Not researched Factual 1 Oct 2026 Berkshire Hathaway under Buffett did not issue stock for a very long time. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 Howard Hughes is actually a really interesting company, but it’s a business that Wall Street has not cared about for a long period of time. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 Stocks are at an incredibly cheap valuation. Not checkable · 1 Oct 2026
Unresolvable Prediction 1 Oct 2026 Ackman said he thinks "we" can build a really profitable insurance company, starting at a very small scale. Prediction · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 So Wall Street’s never cared, it’s always traded at a huge discount. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 I would say on the hierarchy of things they worry about, it’s probably number one. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 It doesn’t have to be public. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 Warren Buffett started with a textile company, effectively liquidated it over time, reinvested in insurance and then invested the assets well. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 We’re going to build this into a compounding machine over the next 50 years. Not checkable · 1 Oct 2026
Not researched Factual 1 Oct 2026 A company Ackman was discussing is making capital commitments that are massively in excess of its revenues. Factual · 1 Oct 2026 Economics and markets
Resolved false Factual 1 Oct 2026 Ackman estimated, with heavy hedging, that the average tenure of an S&P 500 CEO is probably about 3 to 4 years. Factual · 1 Oct 2026 Economics and markets
Not researched Factual 1 Oct 2026 Howard Hughes owns all the commercial land in its 26,000-acre Summerlin community. Factual · 1 Oct 2026 Economics and markets
Not checkable Not checkable 1 Oct 2026 And Elon’s done an amazing job keeping the cost of capital of his companies really low. Not checkable · 1 Oct 2026
Unresolvable Factual 1 Oct 2026 Bill Ackman writes all his own posts and material himself. Factual · 1 Oct 2026 Their own work or organisation
Not checkable Not checkable 1 Oct 2026 I think the answer is exactly what you said. Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 And how can you do that when someone’s asking about the tax rate in the second quarter? Not checkable · 1 Oct 2026
Not checkable Not checkable 1 Oct 2026 So what we’re doing is we’re repurposing the real estate assets and we’re transforming the company into a much higher returning kind of… Not checkable · 1 Oct 2026
Mostly true Factual 12 Aug 2026 ICE, founded in 2000 by Jeff Sprecher, is a leading global exchange operator and financial data provider built through 25 years of organic growth and acquisitions. Factual · 12 Aug 2026 Economics and markets
Mostly true Factual 12 Aug 2026 PSH's stock currently trades at a 35% discount to NAV. Factual · 12 Aug 2026 Their own work or organisation
Not checkable Not checkable 12 Aug 2026 Over time, high rates of earnings growth overwhelm the short-term impact of multiple compression. Not checkable · 12 Aug 2026
Not researched Factual 12 Aug 2026 S&P Global's Platts is the leading provider of spot energy and commodity pricing benchmarks, used to price approximately 70% of waterborne crude globally. Factual · 12 Aug 2026 Economics and markets
Not checkable Not checkable 12 Aug 2026 We view Meta as one of the clearest beneficiaries of AI Not checkable · 12 Aug 2026
Unresolvable Prediction 12 Aug 2026 Pershing Square's portfolio's higher EPS growth and lower valuation than the S&P 500 should increase the likelihood its performance exceeds the S&P 500 over the long term. Prediction · 12 Aug 2026 Their own work or organisation
Unresolvable Prediction 12 Aug 2026 The statement says "we believe" that neither of two concerns, the long-term impact of AI on ICE's two smaller segments and the competitive threat of perpetual futures to its Exchanges, is likely to impair ICE's earnings power or intrinsic value. Prediction · 12 Aug 2026 Economics and markets
Not yet due Prediction 12 Aug 2026 The FDA will likely approve Alcon's AURN001, with blockbuster potential beyond Alcon's commercial targets. Prediction · 12 Aug 2026 Other
Not checkable Not checkable 12 Aug 2026 We believe that the current trading prices of our portfolio companies in many cases reflect such a temporary unfavorable dislocation from… Not checkable · 12 Aug 2026
Unresolvable Prediction 12 Aug 2026 If routing legislation were enacted, it would have a minimal impact on Visa and Mastercard. Prediction · 12 Aug 2026 AI policy and governance
Not researched Factual 12 Aug 2026 Pershing Square exited its investments in Universal Music Group and Alphabet during the six months ended June 30, 2026, and exited Hertz in July 2026. Factual · 12 Aug 2026 Their own work or organisation
Unresolvable Promise 12 Aug 2026 Pershing Square intends to begin an expanded marketing program for PSH to help narrow the NAV discount. Promise · 12 Aug 2026 Their own work or organisation
Not checkable Not checkable 12 Aug 2026 While investors are assigning a lower probability to a favorable resolution in the near-term, the per-share intrinsic values of Fannie and… Not checkable · 12 Aug 2026
Unresolvable Prediction 12 Aug 2026 The statement expresses a belief that these tailwinds should enable Microsoft to sustain its high-teens historical earnings growth over the long term. Prediction · 12 Aug 2026 Economics and markets
Unresolvable Factual 12 Aug 2026 Over the last several quarters, revenue growth across all three of ICE's data subsegments has consistently accelerated. Factual · 12 Aug 2026 Economics and markets
Unresolvable Prediction 12 Aug 2026 S&P Global's future earnings growth will be almost exclusively determined by its benchmark businesses rather than Market Intelligence. Prediction · 12 Aug 2026 Economics and markets
Not checkable Not checkable 12 Aug 2026 We believe stablecoins represent an opportunity for the card networks rather than a threat. Not checkable · 12 Aug 2026
Not researched Factual 12 Aug 2026 Measured by PSH's stock price return, Day One Investors have earned a 13.5% compounded return, an 18-times multiple of their original investment. Factual · 12 Aug 2026 Their own work or organisation
Not checkable Not checkable 12 Aug 2026 We have chosen to invest in businesses that have relatively high rates of EPS growth because, for among other reasons, the longer the… Not checkable · 12 Aug 2026
Not checkable Not checkable 12 Aug 2026 We believe PSH is an excellent long-term investment when purchased at NAV. Not checkable · 12 Aug 2026
Unresolvable Factual 12 Aug 2026 QSR trades at 17 times earnings, a material discount to peers and to the speaker's view of intrinsic value. Factual · 12 Aug 2026 Economics and markets
Unresolvable Prediction 12 Aug 2026 The quote states an expectation that Alcon's operating margin, described as currently 20%, will rise to 25% or greater over the next several years. Prediction · 12 Aug 2026 Economics and markets
Not checkable Not checkable 12 Aug 2026 we believe the market overestimates the portion of segment profits susceptible to AI disruption and underestimates the potential for AI to… Not checkable · 12 Aug 2026
Unresolvable Prediction 12 Aug 2026 S&P Global Indices has a long runway for continued double-digit growth. Prediction · 12 Aug 2026 Economics and markets
Unresolvable Prediction 12 Aug 2026 S&P Global earnings are likely to compound in the low-to-mid teens, driving an annualized return in the mid-20s% if its valuation returns to an appropriate level. Prediction · 12 Aug 2026 Economics and markets
Unresolvable Prediction 12 Aug 2026 Pershing Square believes its portfolio companies will ultimately deliver strong EPS growth and a substantial increase in the valuations investors assign to them. Prediction · 12 Aug 2026 Economics and markets
Back to the list

Bill Ackman

Open its page

Not checkable

“While investors are assigning a lower probability to a favorable resolution in the near-term, the per-share intrinsic values of Fannie and Freddie continue to grow as the companies recapitalize through retained earnings.”

Bill Ackman 12 August 2026 Pershing Square H1 2026 Letter To Shareholders (Seeking Alpha)

While investors are assigning a lower probability to a favorable resolution in the near-term, the per-share intrinsic values of Fannie and…

Not checkable An opinion, value judgement or statement with nothing to check.

Cite this claim

Bill Ackman, “While investors are assigning a lower probability to a favorable resolution in the near-term, the per-share intrinsic values of Fannie and…” (said 12 August 2026). Verdict: not checkable. Reliability API, claim c_1a0aa103f89a, method 0.1.0+c876030c. https://epistacklabs.com/claims/c_1a0aa103f89a

Claims without a verdict

Is a verdict here wrong, or do you speak for Bill Ackman? Reply on the claim's own page, with the form at its foot (how replies work). Verdicts are made automatically; how verdicts and scores are made.