Post-Trade FX: What Happens After a Conversion | OpenFX
Harrison Mann, Head of Growth of OpenFX

Harrison Mann

Head of Growth

About

Harrison leads Growth at OpenFX, playing a critical role in forging strategic partnerships and scaling customer acquisition. Prior to this role, Harrison served in a similar position at FalconX, where he was instrumental in building the company’s sophisticated Revenue Operations capabilities from scratch as one of its earliest employees. Previously, he was Chief of Staff to the President of Affirm and served as a U.S. Army officer. He holds an MBA from UC-Berkeley Haas School of Business.

Articles by Harrison Mann

The latest articles and insights they’ve published on the OpenFX blog.

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Post-Trade FX: What Happens After a Conversion | OpenFX

Banking, Fragmentation and What Happens After A Cross-Border Conversion

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

Post-Trade FX: What Happens After a Conversion | OpenFX

Banking, Fragmentation and What Happens After A Cross-Border Conversion

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A white power strip with three green electrical sockets labeled "Liquidity," "Banking," and "Compliance," representing the core components that must be plugged in to power a cross-border payment.

Understanding The Hows And Whys of Embedded FX

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A white power strip with three green electrical sockets labeled "Liquidity," "Banking," and "Compliance," representing the core components that must be plugged in to power a cross-border payment.

Understanding The Hows And Whys of Embedded FX

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A world map with two framed panels: three separate buttons labeled "Quote," "Trade," and "Settle" (tagged "The Three"), connected by a dotted line to a single long "Automate" button (tagged "One Move"), showing three manual steps collapsing into one automated action.

Automated Treasury And The Three Verbs of Programmable Money

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

A world map with two framed panels: three separate buttons labeled "Quote," "Trade," and "Settle" (tagged "The Three"), connected by a dotted line to a single long "Automate" button (tagged "One Move"), showing three manual steps collapsing into one automated action.

Automated Treasury And The Three Verbs of Programmable Money

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

A board-game-style grid showing a payment path from Singapore (SGD, marked by the Merlion) to the Philippines (PHP, marked by the Rizal Monument), passing bank icons tagged "Bank," "License," and "Min. Balance" as obstacles along the way.

The Role of Banking For Cross-Border Payment Providers

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A board-game-style grid showing a payment path from Singapore (SGD, marked by the Merlion) to the Philippines (PHP, marked by the Rizal Monument), passing bank icons tagged "Bank," "License," and "Min. Balance" as obstacles along the way.

The Role of Banking For Cross-Border Payment Providers

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A person in a white chef's jacket with three magnified callouts pointing to it, labeled "Decision Making," "Risk Factor Variable," and "Execution Process," framing an FX operator like a chef whose work is broken into key components.

A Taxonomy For Agentic Treasury

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A person in a white chef's jacket with three magnified callouts pointing to it, labeled "Decision Making," "Risk Factor Variable," and "Execution Process," framing an FX operator like a chef whose work is broken into key components.

A Taxonomy For Agentic Treasury

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A close-up of a calendar with weekend dates and a miniature Statue of Liberty, stamped with a purple seal reading "FX Market is closed today, We're Closed," illustrating that currency markets shut on weekends and holidays.

The Weekend Gap: When Traditional Finance Goes Dark

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

A close-up of a calendar with weekend dates and a miniature Statue of Liberty, stamped with a purple seal reading "FX Market is closed today, We're Closed," illustrating that currency markets shut on weekends and holidays.

The Weekend Gap: When Traditional Finance Goes Dark

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 31, 2026

Herstatt Risk: The Inseparability of Liquidity and Counterparty Risk

Herstatt Risk: The Inseparability of Liquidity and Counterparty Risk

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Herstatt Risk: The Inseparability of Liquidity and Counterparty Risk

Herstatt Risk: The Inseparability of Liquidity and Counterparty Risk

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

A world map showing dashed lines fanning out from a US dollar hub to multiple currencies (Brazilian real, UAE dirham, Kenyan shilling, Indian rupee, and yuan), each marked by a landmark, illustrating cross-border payments across global corridors.

The Complexities of Moving Money Through Emerging Markets

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

A world map showing dashed lines fanning out from a US dollar hub to multiple currencies (Brazilian real, UAE dirham, Kenyan shilling, Indian rupee, and yuan), each marked by a landmark, illustrating cross-border payments across global corridors.

The Complexities of Moving Money Through Emerging Markets

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

llustration of cross-border payment settlement: a global network of routes where some legs complete successfully (checkmarks) and others fail or stall (X), highlighting why ‘instant’ stablecoin settlement is often not end-to-end instant.

Instant Settlement is Rarely Instant and Here Is Why

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

llustration of cross-border payment settlement: a global network of routes where some legs complete successfully (checkmarks) and others fail or stall (X), highlighting why ‘instant’ stablecoin settlement is often not end-to-end instant.

Instant Settlement is Rarely Instant and Here Is Why

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

World map with dollar, euro, and Australian dollar symbols linked across continents, representing global foreign exchange rates.

How FX Exchange Rates Are Determined

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

World map with dollar, euro, and Australian dollar symbols linked across continents, representing global foreign exchange rates.

How FX Exchange Rates Are Determined

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized world map showing a payment route from a dollar-marked monument in Ohio, USA, arcing across the Atlantic to a euro-marked statue in Stuttgart, Germany — illustrating how money moves in a cross-border FX transaction.

Cross-Border FX Primer: How Money Really Moves Around The World

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized world map showing a payment route from a dollar-marked monument in Ohio, USA, arcing across the Atlantic to a euro-marked statue in Stuttgart, Germany — illustrating how money moves in a cross-border FX transaction.

Cross-Border FX Primer: How Money Really Moves Around The World

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Conceptual illustration of FX liquidity quality, highlighting execution quality, spread consistency, and rejection rates.

Measuring Liquidity Quality: The Metrics That Truly Matter

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Conceptual illustration of FX liquidity quality, highlighting execution quality, spread consistency, and rejection rates.

Measuring Liquidity Quality: The Metrics That Truly Matter

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

A bank symbol sits on a calendar marked ‘We’re Closed,’ representing how FX settlement still stops on weekends.

Why Does FX Close on Weekends?

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

A bank symbol sits on a calendar marked ‘We’re Closed,’ representing how FX settlement still stops on weekends.

Why Does FX Close on Weekends?

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

The Real Reason Cross-Border FX Is Still Slow: Bank Float and the Power of Misaligned Incentives

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

The Real Reason Cross-Border FX Is Still Slow: Bank Float and the Power of Misaligned Incentives

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

OpenFX x Stablecon recap header: "Stablecon EMEA 2026, Finding the Ripcord," with a photo grid of the OpenFX team at the Amsterdam conference across panels, the branded coffee station, and networking moments.

Stablecon EMEA 2026: Finding the Ripcord

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

OpenFX x Stablecon recap header: "Stablecon EMEA 2026, Finding the Ripcord," with a photo grid of the OpenFX team at the Amsterdam conference across panels, the branded coffee station, and networking moments.

Stablecon EMEA 2026: Finding the Ripcord

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Iceberg Model. Displaying all the elements that lie beneath the surface of a transaction across borders

Anatomy of Cross-Border Payments: The Iceberg Model

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Iceberg Model. Displaying all the elements that lie beneath the surface of a transaction across borders

Anatomy of Cross-Border Payments: The Iceberg Model

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Depiction of the tringle trade

The Triangle Trade and The Dollar Switchboard

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Depiction of the tringle trade

The Triangle Trade and The Dollar Switchboard

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylyzed iname of the OpenFX lovo floating over green mountains and currency notes fying accross them.

Chat Trades: A Brief History of Moving Billions Over Telegram

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylyzed iname of the OpenFX lovo floating over green mountains and currency notes fying accross them.

Chat Trades: A Brief History of Moving Billions Over Telegram

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Conceptual illustration of FX liquidity providers and market makers connecting global currency flows

FX Liquidity Providers: The Market Makers Who Keep Currency Flowing

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Conceptual illustration of FX liquidity providers and market makers connecting global currency flows

FX Liquidity Providers: The Market Makers Who Keep Currency Flowing

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image showing the evolution of the banking system going from ledgers to APIs and stablecoins.

From ledgers to APIs: Treasury management of tomorrow

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image showing the evolution of the banking system going from ledgers to APIs and stablecoins.

From ledgers to APIs: Treasury management of tomorrow

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Diagram showing the anatomy of a cross-border payment, starting from sender, continuing to third-party pay-in, then virtual collection, followed by FX conversion, then third-party payout, and finalizing with the recipient.

Anatomy of a Cross-Border Payment: The Traditional Model

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Diagram showing the anatomy of a cross-border payment, starting from sender, continuing to third-party pay-in, then virtual collection, followed by FX conversion, then third-party payout, and finalizing with the recipient.

Anatomy of a Cross-Border Payment: The Traditional Model

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of a comparison between high and low quality liquidity.

Which Building Holds in an Earthquake? High vs. Low Quality Liquidity: A Stability Story

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of a comparison between high and low quality liquidity.

Which Building Holds in an Earthquake? High vs. Low Quality Liquidity: A Stability Story

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image by USD backed curerncies

The World Can't Quit the Dollar

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image by USD backed curerncies

The World Can't Quit the Dollar

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Automated Treasury Management: Stablecoins, LLMs, and the Disintermediation of Cross-Border Payments

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Automated Treasury Management: Stablecoins, LLMs, and the Disintermediation of Cross-Border Payments

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

How Rails Fall Apart in Crisis: Understanding the Role Stablecoins Can Play

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

How Rails Fall Apart in Crisis: Understanding the Role Stablecoins Can Play

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of financial rails falling apart during a crisis in Greece and Turkey.

How Rails Fall Apart in Crisis: Understanding the Structural Failures of the Cross-Border FX Market

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of financial rails falling apart during a crisis in Greece and Turkey.

How Rails Fall Apart in Crisis: Understanding the Structural Failures of the Cross-Border FX Market

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

X trading illustration showing the Statue of Liberty (Lady Liberty) and an Australian 100-dollar bill over a global map. A pixelated section labeled '20% VALUE SHELVED' visually represents the high percentage of Last Look trade rejections in foreign exchange markets.

Last Look: Why 20% of FX Trades Get Axed Before They Execute

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

X trading illustration showing the Statue of Liberty (Lady Liberty) and an Australian 100-dollar bill over a global map. A pixelated section labeled '20% VALUE SHELVED' visually represents the high percentage of Last Look trade rejections in foreign exchange markets.

Last Look: Why 20% of FX Trades Get Axed Before They Execute

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Landscape illustration in green tonal shades showing the sentence: Money travels far, now it travels fast.

High Liquidity vs Exotic Currency Corridors: Why Converting Dollars to Turkish Lira Costs 170x More Than Converting to Euros

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Landscape illustration in green tonal shades showing the sentence: Money travels far, now it travels fast.

High Liquidity vs Exotic Currency Corridors: Why Converting Dollars to Turkish Lira Costs 170x More Than Converting to Euros

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the OpenFX logo over a green background to explain FX Liquidity Risk

Understanding FX Liquidity and Volatility

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the OpenFX logo over a green background to explain FX Liquidity Risk

Understanding FX Liquidity and Volatility

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Chart showing OpenFX's total payment volume growth from $4 billion to $45 billion in January of 2026.

How We Grew Our TPV From $4B to $45B in 2025, And Why 2026 Will Separate Operators From Everyone Else

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Chart showing OpenFX's total payment volume growth from $4 billion to $45 billion in January of 2026.

How We Grew Our TPV From $4B to $45B in 2025, And Why 2026 Will Separate Operators From Everyone Else

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of OpenFX logo over green glass 3D shapes.

10 Years of Cross-Border Payments Innovation (Sort Of)

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of OpenFX logo over green glass 3D shapes.

10 Years of Cross-Border Payments Innovation (Sort Of)

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Digital collage of the Money 2020 event recap from OpenFX.

Web 3.0 is Dead, Long Live Stablecoins

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Digital collage of the Money 2020 event recap from OpenFX.

Web 3.0 is Dead, Long Live Stablecoins

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Rizal Monument in Manila to show that OpenFX now offers FX liquidity accross PHP, SGD, HKD and more.

Solving FX Liquidity in Southeast Asia

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Rizal Monument in Manila to show that OpenFX now offers FX liquidity accross PHP, SGD, HKD and more.

Solving FX Liquidity in Southeast Asia

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Torre del Reloj in Cartagena to show that OpenFX now offers FX liquidity across COP and other LATAM currencies.

Clearing the Path for the Colombian Peso: Why a Detour Shouldn't Be the Standard

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Torre del Reloj in Cartagena to show that OpenFX now offers FX liquidity across COP and other LATAM currencies.

Clearing the Path for the Colombian Peso: Why a Detour Shouldn't Be the Standard

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Casa Rosada in Buenos Aires to show that OpenFX now offers FX liquidity across ARS and other LATAM currencies.

How OpenFX Reduces Settlement Risk for Argentine Businesses

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Casa Rosada in Buenos Aires to show that OpenFX now offers FX liquidity across ARS and other LATAM currencies.

How OpenFX Reduces Settlement Risk for Argentine Businesses

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Cristo Redentor in Rio de Janeiro to show that OpenFX now offers FX liquidity across BRL and other LATAM currencies.

Brazil has built an engine. It's time to connect it to the world.

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Cristo Redentor in Rio de Janeiro to show that OpenFX now offers FX liquidity across BRL and other LATAM currencies.

Brazil has built an engine. It's time to connect it to the world.

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Chichen Itza pyramids in Mexico to show that OpenFX now offers FX liquidity across MXN and other LATAM currencies.

When money moves faster, Mexico thrives

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

Stylized image of the Chichen Itza pyramids in Mexico to show that OpenFX now offers FX liquidity across MXN and other LATAM currencies.

When money moves faster, Mexico thrives

Harrison Mann, Head of Growth of OpenFX

Harrison Mann,

Aug 4, 2026

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