Sergio Stieben

Financial Forensics: The Due Diligence Files

Business EN ↓ 300 episodes

Forensic dissection of capital markets collapses. Not headlines — mechanisms. How money moved. Where structures broke. T1 — Full autopsy. The collapse, the actors, the moment nobody stopped it. T2 — GP/LP room. 3 red flags in the documents. Due diligence questions. Active parallels in deals running today. For allocators, GPs, and fund professionals. Hosted by Sergio Stieben — 15 years in GP/LP relations, cross-border finance US-LatAm-Europe. Data Sheets + early access to LiveDealScreen — live case database and pattern-matching tool for GPs and LPs: ⁠⁠⁠https://risk-pattern-scan.lovable.app

Author

Sergio Stieben

Category

Business

Podcast website

podcasters.spotify.com

Latest episode

Jul 10, 2026

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Episodes

Odebrecht 2016 : 12 governments. $788 million in bribes , All logged in their own system | EP13 T1 24.04.2026

Odebrecht paid $788 million in bribes across twelve governments. They did not do this informally. They built a dedicated department — with its own staff, its own encrypted software, its own budget, and its own performance metrics — to manage the bribery operation as a business line. The Department of Structured Operations. It was in the corporate org chart. 🔴 Every corporate failure leaves behind...

WeWork 2019 : IPO Window Dressing & Community Adjusted EBITDA | GP/LP Analysis —3 Red Flags | EP12 T2 24.04.2026

The unit economics were in the S-1. The lease duration mismatch was in the footnotes. The founder control structure — supervoting shares, related party transactions, the $5.9 million trademark — was in the governance section. The public market was the only actor in the process that read them and said no. This episode dissects the WeWork IPO window dressing mechanism, the Community Adjusted EBITDA...

WeWork 2019 : They lost $2 for every $1 they made. SoftBank gave them $10 billion anyway | EP12 T1 24.04.2026

 WeWork lost $2 for every dollar of revenue it generated. Its leases were twenty years long. Its contracts with tenants were month-to-month. The CEO had trademarked the word "We" and sold it to the company for $5.9 million. SoftBank valued it at $47 billion. The IPO failed. The valuation collapsed to $2.9 billion in eight weeks. 🔴 Every corporate failure leaves behind a pattern. FFL Ris...

Blackstone / Invitation Homes 2021: Regulatory Capture & Policy-Dependent Return | GP/LP Analysis — 3 Red Flags | EP11 T2 23.04.2026

the return had three components: acquisition discount from forced sellers, rental yield from a captive market, and tax shield from depreciation at institutional scale. The first two are market returns. The third is a government transfer. The fund documents presented a blended IRR. The components were never disclosed separately.  🔴 Every corporate failure leaves behind a pattern. FFL Risk Pattern...

Kiyosaki / Rich Dad 2024: Entity Shielding & Multi-Entity Liability Isolation | GP/LP Analysis — 3 Red Flags | EP10 T2 23.04.2026

 The entity structure was public. The liability was in the operating company. The intellectual property and brand were in a separate vehicle. The mechanism requires no fraud — only a reading of the corporate structure that most creditors never perform before extending terms 🔴 Every corporate failure leaves behind a pattern. FFL Risk Pattern Scan provides access to a searchable library of document...

Archegos Capital 2021: Total Return Swaps & Prime Brokerage Counterparty Gap | GP/LP Analysis — 3 Red Flags | EP09 T2 23.04.2026

This is the analysis from the bank's side — how the fee revenue from a prime brokerage relationship corrupts the risk committee's ability to ask the question that would end it. What a GP or LP requires in counterparty onboarding before the margin call makes the question irrelevant. The concentration was visible in the stock price movement. The swap structure was a known instrument. The cou...

FTX 2022: Rehypothecation Without Disclosure & Wrong-Way Risk | GP/LP Analysis — 3 Red Flags | EP08 T2 23.04.2026

 The auditor had two people and an office in the metaverse. There was no CFO, no independent board, no segregation of client funds. John Ray — the lawyer who cleaned up Enron — said he had never seen a more complete failure of corporate controls. Every institutional due diligence standard would have found the gap in the first hour 🔴 Every corporate failure leaves behind a pattern. FFL Risk Patter...

Lehman Brothers 2008: Repo 105, Margin Call Cascade & Incentive Architecture | GP/LP Analysis — 3 Red Flags | EP07 T2 23.04.2026

 Repo 105 moved $50 billion off Lehman's balance sheet at each quarter end. The auditor signed the accounts. The Fed had access to the books through its primary dealer relationship. The leverage ratio was visible to every counterparty with a prime brokerage relationship.  🔴 Every corporate failure leaves behind a pattern. FFL Risk Pattern Scan provides access to a searchable library of docume...

Global Debt 2026: Reserve Currency Mechanics & The Triffin Dilemma | GP/LP Analysis — 3 Red Flags | EP06 T2 23.04.2026

Three signals are in the public data right now. The maturity compression of US federal debt. The declining share of foreign official Treasury holdings. The central bank gold accumulation at levels not seen since the 1960s. Each one is in a published government dataset. Nobody is modeling them together. This episode dissects the reserve currency mechanics, the Triffin Dilemma structural trap, and t...

Strait of Hormuz 2026: Tail Risk Mispricing & Liquidity Illusion | GP/LP Analysis — 3 Red Flags | EP05 T2 23.04.2026

 The shipping insurance data prices the risk. The options market prices the risk. The institutional portfolio allocation does not. The gap between the market's implied probability and the portfolio's actual hedge ratio is the exposure — and it is in the disclosed position data.  🔴 Every corporate failure leaves behind a pattern. FFL Risk Pattern Scan provides access to a searchable librar...

Enron 2001: Off-Balance-Sheet SPVs & Circular Collateral | GP/LP Analysis — 3 Red flags | EP04 T2 23.04.2026

The SPVs were described in the footnotes. The CFO's conflict of interest was approved by the board and documented in the minutes. The circular collateral — Enron stock backing Enron's own hidden debt — was mathematically modelable from the disclosed information. 🔴 Every corporate failure leaves behind a pattern. FFL Risk Pattern Scan provides access to a searchable library of documented c...

Argentina Default 2001: Sovereign Financial Repression & Rollover Risk | GP/LP Analysis — 3 Red Flags | EP03 T2 23.04.2026

The rollover risk was in the IMF data. The maturity profile was in the treasury disclosures. The convertibility trap was in the central bank reserve figures. Three red flags. Available before the default. Not acted on by the institutions with the largest exposure.  🔴 Every corporate failure leaves behind a pattern. FFL Risk Pattern Scan provides access to a searchable library of documented corpor...

Trump Taj Mahal 1991: Fee Extraction & Related Party Transactions | GP/LP Analysis — 3 Red Flags | EP02 T2 23.04.2026

The Taj Mahal's debt-to-revenue ratio made repayment mathematically impossible from the first day of operation. Three red flags were in the bond offering documents before the casino opened. This episode dissects the Trump Taj Mahal fee extraction mechanism, the related party transaction structure, and the three due diligence failures that allowed $675 million in junk bonds to fund a project th...

LTCM 1998: Prime Brokerage Leverage & Tail Correlation | GP/LP Analysis — 3 Red Flags | EP01 T2 23.04.2026

Two Nobel Prize winners. One hundred and twenty-five billion dollars in exposure. The Federal Reserve forced to intervene. LTCM's models predicted every scenario except the one where every counterparty moves simultaneously. This is the analysis of distributed prime brokerage leverage — how nine banks each thought they had a manageable exposure, and none of them knew they were all financing the...

Invitation Homes 2012-2019 : The Distressed Asset Window & The Single-Family Rental Securitization│File 011 T1 23.04.2026

The federal government deployed seven hundred billion dollars to stabilize the banking system with an explicit promise to protect everyday homeowners from mass displacement. The banks accepted the rescue capital, adjusted their balance sheets, and proceeded with the foreclosures anyway. By 2011, over a million distressed residential properties sat frozen on institutional books across the country....

Rich Dad Poor Dad 2012 : The Entity Shielding Architecture & The Isolated Corporate Wallet│File 010 T1 22.04.2026

The best-selling personal finance book in history was published by a company that went completely bankrupt. When the corporate liquidation took place, the author's personal net worth did not drop by a single dollar. The precise operational mechanism that produced this asymmetric outcome was not hidden in complex regulatory footnotes or buried in fine-print addendums; it was explicitly detailed...

Archegos 2021 : The Total Return Swap Architecture & The Invisible $160B Position│File 009 T1 22.04.2026

Six of the largest investment banks in the world were lending billions of dollars to the exact same client at the exact same time. Each institution believed it was merely one of a few carefully managed, highly profitable counterparties. None of them knew the true size of the client's total accumulated position across the street. That omission was not a tactical miscalculation or an operational...

FTX 2022 : The Backend "allow_negative" Architecture & The Manufactured Token Collateral│File 008 T1 21.04.2026

There was one line of code. One function, buried deep within the backend software of the world's fastest-growing cryptocurrency exchange, that quietly exempted a single affiliated trading firm from the automated liquidation rules governing everyone else. The function was named "allow_negative." It didn't trigger an alert, it didn't leave a visible audit trail for outside due...

Lehman Brothers 2008 : The Visible 31x Leverage & The Repo 105 Liquidity Illusion│File 007 T1 21.04.2026

The leverage ratio was right there on the first page of the balance sheet. Thirty-one point seven times equity. It was not buried in a footnote or hidden in an obscure appendix; it was a number the firm reported under its own name to its own regulators in the first quarter of fiscal 2008. Every counterparty, every prime broker, and every regulator had access to the exact same arithmetic. The infor...

Global Sovereign Debt 2026 : The Triffin Dilemma & The Silent Central Bank Diversification│File 006 T1 21.04.2026

In the final quarter of an unstable financial year, a prominent emerging market central bank quietly purchased more physical gold than it had in any single quarter over the previous three decades. That same month, its official public filings reported its massive holdings of foreign government bonds completely unchanged. It was securing a silent exit route behind the scenes while declaring to the g...

Strait of Hormuz 2026 : The Tail Risk Mispricing & The Unhedged Geopolitical Chokepoint│File 005 T1 21.04.2026

The risk was in the document. Every major institutional fund had it. Modeled by Goldman Sachs, published annually by the IEA, and explicitly approved by risk committees as an acceptable exposure given the premium cost relative to historical probability. It sat quietly in the risk framework on page fourteen, under geopolitical tail risk, with a thoroughly documented rationale for not hedging it. On...

Enron 2001 : The Mark-to-Market Architecture & The Shadow Special Purpose Vehicles│File 004 T1 21.04.2026

On January 30, 1992, a senior executive at a Houston energy company received a letter from the Securities and Exchange Commission. The SEC would not object to the aggressive new accounting method he had requested. He immediately called his team into a conference room on the thirty-first floor, where he had champagne waiting. He was celebrating an accounting change. He was celebrating the legal per...

Argentina Default 2001 : The Corralito Freeze & The $100B Pesification Expropriation│File 003 T1 21.04.2026

The number on the screen was real. You could see it, you could watch it update every morning, and you knew it represented your life savings, your retirement, or your children's school fund. You just couldn't touch it. On December 1, 2001, through the infamous "Corralito" decree, the Argentine government capped cash withdrawals at 250 pesos per week, freezing between 70 and 85 bil...

Trump Taj Mahal 1991 : The Fee Extraction Architecture & The $94.5M Junk Bond Debt Service │File 002 T1 20.04.2026

He published the number on a Tuesday. The Taj Mahal, he wrote, needed to generate one point three million dollars a day in casino revenue to cover its annual debt service of ninety-four point five million dollars. No casino in Atlantic City had ever sustained that level, and when October came and the summer crowds left, it was not going to make it. By Friday, after an ultimatum and a lawsuit threa...

LTCM 1998 : Distributed Prime Brokerage Leverage & The Blind Aggregate Derivatives Architecture│File 001 T1 20.04.2026

The trades were right. That is the part nobody mentions. The positions that Long-Term Capital Management built across fixed income markets in 1997 and 1998—the sovereign spread bets, the on-the-run versus off-the-run Treasury arbitrage, the convergence plays on European bonds moving toward a common currency—most of them eventually moved in the direction the models predicted. The prices converged,...

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