Untaxed offshore wealth of richest 0.1% exceeds combined wealth of poorest half of humanity, Oxfam warns

April 10, 2026
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Key findings

It has been reported that new analysis from Oxfam finds roughly $3.55 trillion in untaxed wealth hidden offshore in 2024 — a sum that, the charity says, surpasses the entire wealth held by the poorest 4.1 billion people on Earth. Staggering? Yes. Clear as day? Also yes. The richest 0.1 percent are said to hold about 80 percent of that untaxed pile (around $2.84 trillion), and the ultra‑wealthiest 0.01 percent roughly half of that inner sliver — about $1.77 trillion. The release arrives on the 10th anniversary of the Panama Papers, a reminder that the offshore industry hasn’t been shut down; it’s simply morphed.

Why it matters

Oxfam’s researchers calculate untaxed offshore wealth at roughly 3.2 percent of global GDP — stubbornly high even after the Automatic Exchange of Information (AEOI) system reduced hidden assets in the late 2010s. Offshore holdings overall have grown (an estimated $13.25 trillion in 2023), but the share escaping taxation has stabilized rather than collapsed. The human cost, Oxfam argues, is real: fewer resources for hospitals, schools and social services while a tiny financial elite sidesteps obligations. Sound familiar? Think back to the outrage over the Panama Papers — that emotional flashpoint still aches.

What’s being asked

Oxfam is calling for coordinated international action: bring tax havens under a UN Framework Convention on International Tax Cooperation, boost tax authority capacity, create a global asset register, and tax the richest 1 percent — more steeply for multimillionaires and billionaires. It has been reported that 126 jurisdictions had signed the Common Reporting Standard by March 2025, but many low‑income countries remain outside the system. Negotiations on the UN framework began in 2025 and are expected to run through 2027 — so the clock is ticking. Will governments act, or will this be another decade of talk while trillions slip unseen offshore?

Sources: oxfam.org, Hacker News