Swiss Re's sigma report, published May 2026, puts APAC weather-related economic losses at $131 billion in 2025 against $49 billion of insured losses. That is a protection gap, the share of damage that no policy covers, of sixty-three percent. Swiss Re is not a disinterested narrator. The firm holds roughly twelve percent of global catastrophe reinsurance premium, and its Asia-Pacific natural catastrophe book repriced upward at the January 2026 renewal by an average of eighteen percent. The number they publish is the same number that justifies the rate.

The 1 July renewal window -- the key pricing moment for APAC catastrophe reinsurance, covering Australia, Japan, and an increasing share of Southeast Asian cedants -- opens in three weeks. Guy Carpenter's mid-year outlook, filed 28 May 2026, flags that primary insurers in the Philippines and Vietnam are absorbing reinsurance cost increases without corresponding premium growth in their domestic markets, because household and SME buyers in both countries are price-sensitive and penetration is thin. The Philippines sits at 1.8 percent of GDP for total non-life premium (Insurance Commission, 2025). Vietnam sits at 0.9 percent (Ministry of Finance, 2025). When the reinsurer reprices and the primary carrier cannot pass the cost on, the cedant cuts cover. The gap widens. Guy Carpenter's Asia-Pacific pricing index will publish its final 1 July reading on 15 July 2026.