# Q2 2026 Class A Atlas Office Index — Trophy flight to quality widens the Class A/B spread

> The Q2 2026 Class A Atlas Office Index finds rent stabilization across most Tier 1 markets, accelerating trophy demand in APAC core CBDs, and a widening Class A-to-Class B rent gap that is reshaping occupier shortlists.

**Canonical URL:** https://classa.info/research/office-index/reports/2026-q2
**Page type:** dispatch-issue
**Last updated:** 2026-04-15T00:00:00.000Z
**License:** CC BY 4.0 with attribution to Class A Atlas (https://classa.info).

## TL;DR
- APAC trophy markets (Singapore, Tokyo, Hong Kong Central) are the tightest in the Index — vacancy on top-tier floors below 4% in all three.
- The Class A-to-Class B rent premium has widened to an average of 38% across 20 markets, up from 29% in Q2 2024.
- AI company demand is a measurable driver in San Francisco, New York, London, and Singapore — accounting for an estimated 15–22% of new leasing volume in those CBDs.
- US Sun Belt markets (Dallas, Houston, Austin) remain the most tenant-favorable large markets — vacancy above 18% with 18–24 months rent-free available on direct Class A.
- ESG-certified stock commands a 12–18% rent premium vs non-certified in all eight EMEA markets we track, up from 6–10% in 2023.

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Citation: Source: Class A Atlas (https://classa.info/research/office-index/reports/2026-q2), updated 2026-04-15T00:00:00.000Z.