Invesaro
Investment thesis · Live

El Nino is smothering the hurricane season, and Florida's insurers get paid twice: on claims, then on reinsurance

A record-quiet Atlantic season cuts Florida carriers' catastrophe losses now and their reinsurance bill in 2027, the largest expense line they carry.

Published September 13, 2026 · 180-day horizon · supply and demand

Basket return
+0.0%
equal weight, since publication
The market over the same window
-1.0%
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Edge over the market
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in percentage points
Causal chain: El Nino shear caps Atlantic activity → Season peak passes with no Florida major landfall → Near-zero catastrophe losses in Q3 and Q4 2026 → Reinsurance and cat bond capital left unconsumed → Property cat rate-on-line falls at the 2027 renewals → Ceded premium ratio drops, retained margin expands → Florida homeowner and condo carriers

What this thesis rests on

Each one is a statement that has to be true. We go back to every live thesis on a schedule and check these against public sources, so each leg carries either what we found or the date we look next.

Checked every 14 days. First review due September 27, 2026.

  1. No hurricane makes landfall in Florida at Category 3 strength or higher between 13 September 2026 and the end of the Atlantic season on 30 November 2026.

    operational · Open

    First check due September 27, 2026

  2. American Coastal Insurance reports full-year 2026 net catastrophe losses below $20 million in its 2026 Form 10-K.

    financial · Open

    First check due September 27, 2026

  3. At least one of Universal Insurance Holdings, HCI Group or Heritage Insurance announces a new share repurchase authorization or a dividend increase via 8-K or 10-K before 12 March 2027.

    financial · Open

    First check due September 27, 2026

  4. The Florida Office of Insurance Regulation approves no statewide homeowners rate decrease larger than 10% for Universal, HCI or Heritage taking effect before 12 March 2027.

    regulatory · Open

    First check due September 27, 2026

The driver

El Nino puts a lid on Atlantic hurricanes through wind shear and a drier mid-level atmosphere, and 2026 is running as one of the quietest seasons on record. The climatological peak is 10 September. It has now passed without a major hurricane making landfall in Florida. There is still an October tail, and it is real, but the bulk of the distribution is behind us. That single meteorological fact resolves two separate economic questions for the small group of listed insurers whose entire book sits in the state.

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This is analysis, not investment advice and not a recommendation to buy or sell anything. We publish it and track it in public, mistakes included. Any decision is yours and yours alone.