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Toffel Capital

Archived thesis

Historical analysis, first published and last revised . It records the reasoning at the time, is not a current recommendation, and is no longer updated. All archived theses
Mastercard logoMA · Equity · PaymentsCurrent holding

Mastercard

Deliberate exposure away from AI and compute: a toll on payment volume.

Investment case

Diversification, on purpose

Mastercard gives the portfolio exposure away from the AI and compute theme. That is the primary reason it is here. Most of the book's risk is tied to one capex cycle, and a business whose revenue tracks consumer and commercial payment volume is driven by something largely unrelated.

Network economics and payment volume

The appeal is margins, network economics, and the long-term ability to compound alongside increasing total payment volume. Mastercard takes a small fee on volume crossing its network and carries almost no incremental cost per transaction, which is why operating margin sits where it does.

Cross-border volume carries materially better economics than domestic transactions and is the most cyclical part of the mix, since it moves with travel and global commerce. Switched volume growth is the line that shows whether the network is gaining or losing share of spend.

What the risk actually is

The network itself is genuinely hard to replicate, so competitive displacement isn't the real bear case. The real risk is regulatory pressure on interchange and scheme fees, plus the slow emergence of account-to-account rails that bypass card networks. Neither moves quickly, but both compress the toll rather than the volume. That's why operating margin, not payment volume, is the line to watch.

Business economics

Reporting period through Q2 2026

Figures as filed with the SEC, and margins and growth rates calculated from them. Each chart has a data table.

Net revenue

Reported

Quarterly, US$ billions, Q3 2024 to Q2 2026

Filed as revenues. Fourth quarters are derived as the fiscal-year total less the other three quarters, since filings report no standalone Q4 figure.

Financial data through Q2 2026. Source: SEC filings (opens in a new tab)

Data table: Net revenue
Net revenue, US$ billions
PeriodNet revenue
Q3 2024$7.4B
Q4 2024$7.5B
Q1 2025$7.3B
Q2 2025$8.1B
Q3 2025$8.6B
Q4 2025$8.8B
Q1 2026$8.4B
Q2 2026$9.3B

Revenue growth (YoY)

Calculated from reported figures

Quarterly, percent, Q3 2024 to Q2 2026

Year-over-year change, same quarter prior year, from SEC-reported figures.

Financial data through Q2 2026. Source: SEC filings (opens in a new tab)

Data table: Revenue growth (YoY)
Revenue growth (YoY), percent
PeriodRevenue growth (YoY)
Q3 202412.8%
Q4 202414.4%
Q1 202514.2%
Q2 202516.8%
Q3 202516.7%
Q4 202517.6%
Q1 202615.8%
Q2 202614.1%

Operating margin

Calculated from reported figures

Quarterly, percent, Q3 2024 to Q2 2026

Calculated as operating income divided by revenue, both as filed.

Financial data through Q2 2026. Source: SEC filings (opens in a new tab)

Data table: Operating margin
Operating margin, percent
PeriodOperating margin
Q3 202454.3%
Q4 202452.6%
Q1 202557.2%
Q2 202558.7%
Q3 202558.8%
Q4 202555.8%
Q1 202658.4%
Q2 202660.2%

Risks and thesis invalidation

The thesis argues the case against itself in Network economics and payment volume and What the risk actually is.

Related decisions

  1. InitiateWeight 0% → 5.0%

    Opened to move exposure away from the AI and compute theme. The attraction is network economics, margins, and the ability to compound alongside rising payment volume without taking bank-style credit risk.

    In the decision log

Sources and revisions

Text revisions: Aug 27, 2026 · Aug 20, 2026.