Supply Chain Risk Index — May 2026: 57.4

The Supply Chain Risk Index averaged 57.4 in May 2026. Institutional challenges under attack pushed tension up early in the month, helping the index hit a peak of 62 on May 16. Conditions then began to ease following news on the popularity of supply chain careers and Walmart rolling out simplified inbound logistics for suppliers. Thanks to these calming factors, the index dropped to its lowest point of 49 on May 27. Overall, the month ended on a lower and quieter note as these improvements took effect.

Scores in this month were computed by the first-generation engine (v1).

Peak 62 on 2026-05-16 · low 49 on 2026-05-27 · locked record · ← April · Supply Chain Risk Index timeline · June → · World Tension, same month

• China Expands Its Playbook: New Industrial Supply Chain and Counter-Extraterritoriality Regulations Create Direct Compliance Conflicts for Multinationals Mayer Brown · 2026-05-05
• Highway to Hell: Ukraine's Logistics Lockdown, Taiwan’s Littoral Command and China’s Evolving Nuclear Capability. The Big Five, 31 May edition. Futura Doctrina | Mick Ryan · 2026-05-30
• The U.S. is Facing an Ammunition Shortage Due to the Iran War. Here’s What That Means Time Magazine · 2026-05-12
• Is California at risk of a gasoline shortage amid the Iran war? Experts explain ABC7 Bay Area · 2026-05-06
• TeamPCP's Mini Shai-Hulud Is Back: A Self-Spreading Supply Chain Attack Compromises TanStack npm Packages StepSecurity · 2026-05-10
• Active Supply Chain Attack: Malicious node-ipc Versions Published to npm StepSecurity · 2026-05-14
• Laravel-Lang Supply Chain Attack: Every Tag Across Multiple Composer Packages Rewritten to Steal CI Secrets StepSecurity · 2026-05-22
• Flexible Logistics and Degraded Resupply: Institutional Challenges Under Attack Air University (af.edu) · 2026-05-08