How much has American Express raised?

American Express has no private venture or growth equity funding in its history. As a company founded in 1850 as a joint-stock firm and listed on the NYSE in 1977, it has always funded growth through operations, debt issuance, and its banking subsidiary. American Express National Bank (AENB) gives the company access to deposit funding and the ability to issue high-yield savings accounts, allowing it to fund its lending book at competitive rates — a structural advantage over card networks like Visa and Mastercard that lack a banking license.

The company's debt capital structure includes senior notes, commercial paper, and credit facilities, which it routinely taps to fund its card receivables portfolio. Despite carrying significant debt typical of a bank-grade financial institution, its investment-grade ratings (Moody's A3, S&P A-, Fitch A) reflect strong earnings quality and a diversified revenue base. Return on equity typically runs in the 30–35% range, reflecting the capital efficiency of a closed-loop payments model relative to a traditional bank. The company has no down rounds, no venture investors, and no private equity sponsors — it is a mature public compounder with 175 years of operating history.

Berkshire Hathaway is by far the most prominent and long-standing investor, holding approximately 22.2% of outstanding AXP shares (151.6 million shares as of Q1 2026, worth roughly $44.8 billion). Warren Buffett first built this position in 1964 when the so-called 'Salad Oil Scandal' temporarily cratered Amex's stock. Buffett recognized that Amex's brand and traveler's cheque franchise were fundamentally unimpaired, and he has never sold a share in over 60 years. Berkshire now receives an estimated $576 million annually in dividends from this single position — a figure that alone justifies the original investment many times over.

Beyond Berkshire, American Express has a broad institutional shareholder base typical of mega-cap S&P 500 and Dow Jones Industrial Average constituents, including Vanguard, BlackRock, and State Street as index fund mega-holders, plus active managers who have long viewed the stock as a durable compounder. Berkshire's percentage ownership has drifted higher over time not because it is buying more shares, but because American Express continuously repurchases its own stock — reducing total shares outstanding and passively increasing Berkshire's pro-rata ownership.

American Express's market cap has grown significantly under Squeri's tenure (2018–present), driven by the premiumization strategy: raising annual card fees aggressively while adding high-value perks (Centurion Lounges, hotel elite status, lifestyle credits) to justify those fees. Net card fees compounded at ~17% annually from 2019 to 2025, reaching $9.99 billion — giving the market confidence in a durable, high-quality recurring revenue line that resembles SaaS in its predictability and pricing power.

The stock dropped sharply during COVID-19 in 2020 as travel spending collapsed, then recovered rapidly as travel demand surged in 2021–2022. The company's differentiated position — premium cardmembers who spend more even in downturns — has historically produced shallower revenue declines than mass-market card issuers during economic stress, which the market prices as a premium multiple. As of June 2026, Amex trades at a P/E of approximately 21x — a premium to broad financial services but justified by its 15%+ annual EPS growth trajectory and 30+ quarters of double-digit card fee momentum.

The Q1 2026 earnings report (April 23, 2026) showed luxury retail spending up 18% and overall cardmember spending up 10% — the highest quarterly growth in three years — reinforcing the thesis that premium consumer demand remains resilient even in a mixed macro environment. Management reaffirmed 2026 guidance of 9–10% revenue growth and EPS of $17.30–$17.90.

American Express is highly profitable and has been a publicly traded company for nearly 50 years — there is no IPO event forthcoming. Full-year 2025 net income was $10.8 billion on $72.2 billion of revenue, implying a net margin of approximately 15%. Adjusted diluted EPS of $15.38 grew 15% year-over-year in 2025.

The company targets long-term EPS growth in the mid-teens annually, driven by billed business growth, card fee compounding, and controlled credit losses. In 2026 this translates to EPS guidance of $17.30–$17.90, implying continued ~13–16% growth. The company also pays a regular quarterly cash dividend and conducts ongoing share repurchases, returning capital to shareholders while still reinvesting at record levels in technology and marketing.

American Express is one of the best-capitalized and highest-revenue financial services companies in the world, which means enterprise procurement processes are mature, rigorous, and often slow. The company has dedicated vendor management teams, security review boards, and strict data handling requirements — any vendor touching card or customer data will face lengthy security and compliance vetting that can extend a sales cycle by 6–18 months.

Budgets at American Express are substantial: the company increased its marketing and technology investments for 2026 signaling real appetite for enterprise software, infrastructure, and services. The best entry points are through the CIO/CDO's technology modernization agenda (AI, BigQuery cloud migration, observability), the CMO's lifestyle brand and data capabilities, or the Commercial Services group's expense management and B2B payments stack. The new 2 World Trade Center headquarters project (construction beginning spring 2026, completion 2031) also represents a multi-year spend cycle in facilities technology, smart-building systems, and LEED-certified infrastructure.

Expect multi-quarter sales cycles, InfoSec reviews, and procurement negotiation — but the deal sizes, multi-year contracts, and Amex's financial strength make the investment worthwhile for enterprise vendors in the right categories.