Florida June 2026 Reinsurance Renewal: Rate Cuts, ILS Depth, and the Attachment Points That Held

Florida's June 2026 reinsurance renewal cut risk-adjusted pricing 15% to 20% across many layers, added 12% more property catastrophe capacity against June 2025, and drew $3.2 billion of cat bond issuance from 12 sponsors (Guy Carpenter, via Artemis). What did not move is the more useful number for a rate filing: per-occurrence attachment levels set in the 2023 reset held broadly in nominal terms.

Key Takeaways

• Down 15% to 20% risk-adjusted with 12% more capacity describes what Florida cedents paid and how much they bought. It does not describe what they retained, and retention is the input a cat load is built from.
• Attachment points from the 2023 reset held in nominal terms. Buydown layers were available and priced at individual programs, so effective retention can fall while the structural floor stays where it is.
• 76.8% homeowners combined ratio in 2025 (Insurance Journal) and a $1.0 billion sector underwriting gain, against $235 million in 2024 and a $132 million loss in 2023, is what shifted negotiating leverage back toward primary carriers.
• Cat bonds supplied 18% of occurrence capacity, with People's Trust, Olympus and Mangrove issuing for the first time. The cost of capital markets execution now competes with treaty placement for smaller domestics.
• Arch's Ramble Re 2026-1 upsized 50% to $150 million and settled at a 5% spread against 3.17% expected loss, roughly 1.6 times, after two rounds of guidance cuts. That is capital competing for remote peril, not rationing it.

What Moved and What Held

The renewal matched its advance billing on price and quantity. Reinsurers brought expanded appetite across attachment points, offered subsequent event cover and reinstatement premium protection on improving terms, and added both occurrence and aggregate limit alongside the rate reductions. Quota share commissions improved even as strengthened Florida carriers needed less proportional transfer than at the 2023 and 2024 peaks (The Insurer).

The floor is the part that did not move. Per-occurrence attachment levels established in 2023, after Irma, Michael and Ian and the litigation-driven development that inflated Florida claim costs through 2022, held broadly in nominal terms. Reinsurers said before the renewal that they would defend those levels and the market did not deviate materially.

Florida June 2026 Reinsurance Renewal: Key Market Metrics

Metric	2026 Level	Source
Risk-adjusted rate change	-15% to -20% across many layers	Guy Carpenter, June 2026
Additional capacity secured vs. June 2025	+12%	Guy Carpenter, June 2026
Florida cat bonds YTD through mid-May 2026	$3.2 billion across 12 sponsors	Artemis / Guy Carpenter, May 2026
Cat bonds as share of occurrence capacity	18%	Guy Carpenter, June 2026
Florida homeowners combined ratio (2025)	76.8%	Insurance Journal, June 2026
Policyholders' surplus growth	+45%	Guy Carpenter, June 2026
Sector aggregate underwriting gain (2025)	$1.0 billion	AM Best, June 2026

Strategic buydown layers were transactionally available at individual programs, letting a cedent reduce effective retention below the nominal floor. That was optional and separately priced, which is a different thing from a market-wide compression of the structural floor.

A Ceded Premium Change Is Not a Hazard Change

The question a 15% to 20% rate reduction poses for a homeowners filing is narrow: has the gross expected annual loss from the hurricane hazard changed, or only the cost of transferring risk above the attachment point? Those give different actuarial answers.

Three things drove the reduction: two consecutive below-average Atlantic seasons, the improved loss development profile following the 2022 tort reforms, and a global capital surplus pressing reinsurance pricing broadly. "The improved Florida property insurance landscape reflects reduced litigation and claim solicitation," said Lauren Magro, Senior Financial Analyst at AM Best. The litigation and development improvements are structural and support a lower loaded gross expected loss on settled claims. None of the three reduces the physical hazard.

A cedent that renewed the same attachment structure at 15% to 20% less has bought the same risk transfer more cheaply. The primary cat load in filed rates reflects net retained expected loss after the program, and that load was calibrated to the program structure in the original filing. If the structure is unchanged, only ceded premium changes: the effect lands on the income statement, not on rate adequacy or the loss reserve.

The failure mode worth naming is reading a lower ceded premium line as evidence of lower underlying risk. Reducing a gross cat load on the strength of reinsurance market pricing rather than a documented change in vendor model expected annual loss output prices the cycle instead of the hazard.

A cedent that spent the saving on buydown into the retention layer is in a different position. There the program structure genuinely changed and retained expected loss is lower, and the filing should show that the change traces to program structure rather than a reassessment of gross hazard. That distinction is what a regulator or a reserve reviewer needs from the ratemaking file.

ILS Is Moving Down the Tower While the Floor Holds

Cat bonds supplied roughly 18% of Florida occurrence capacity, up from marginal levels before the 2023 reset drew ILS capital back to the peak peril. Three first-time issuers came in alongside established sponsors: People's Trust Insurance, Olympus Insurance and Mangrove Insurance.

Arch's Ramble Re 2026-1 shows the pricing behind that appetite. It launched at $100 million of peak-peril North American retrocession and closed at $150 million, a 50% upsize, after two consecutive guidance reductions, settling at a 5% spread against the low end of a 5% to 5.5% range on 3.17% initial expected loss (Artemis). Roughly 1.6 times expected loss, with the book upsizing as the spread tightened.

Swiss Re read the same signal structurally, launching an Alternative Capital Solutions unit on July 1, 2026 under Mirjam Wiget to consolidate its retrocession hedging and ILS execution on one balance sheet. The largest property cat reinsurer is folding ILS into capital management at the point where ILS demand is pressing into layers traditional capacity has defended.

That is where the constraint on the pricing story sits. Collateralized ILS is structurally awkward in working layers, because collateral cost and reset provisions interact with multi-event scenarios in ways that open basis risk between the investor's position and the cedent's recovery. So ILS competes at remote attachments and, at these spreads, funds the buydowns that let cedents lower effective retention underneath an unchanged nominal floor. If buydown activity scales through the rest of 2026, the next Florida hurricane arrives at a market where retentions have declined without the attachment table showing it, which is the configuration that produced basis risk and reserve strain after prior active seasons.

Further Reading on actuary.info

• June 2026 Cat Renewals: 15-20% Pricing Decline and the Model-to-Market Gap: Howden Re and Guy Carpenter data on the year's sharpest rate cuts, with EAL calibration, reserve adequacy stress testing, and ORSA capital model analysis when reinsurance pricing and physical hazard signals diverge.
• Property Cat Reinsurance Down 14%: How to Recalculate Your Cat Load: Step-by-step methodology for adjusting the catastrophe load in primary rate filings when reinsurance costs shift, with layer-by-layer allocation, credibility blending of model output and market pricing, and attachment point mechanics.
• Florida June 1 Reinsurance Renewal: AM Best Projects Double-Digit Rate Drops: The AM Best and ILS data underpinning the June 2026 Florida setup, with domestic carrier underwriting gain context, Citizens cat bond restructuring, and institutional ILS allocation trends.
• Swiss Re Q1 2026: $1.5B Profit Masks a Nat Cat Cycle Pivot: The reinsurer-side perspective on the softening cycle, with the nat cat volume reduction strategy, retrocession changes, and combined ratio trajectory informing what cedents can expect from the market's two largest players at mid-year.
• Gallagher Re April 2026 First View: Cyber Off 32%, Property Cat Off 20%: The April renewal that set the trajectory into June 1, with the broker methodology comparison, capital inflow analysis, and Florida-specific read-through.