Alternative capital hits $124bn, sidecars now $19.6bn: Aon

Strong market expansion in both catastrophe bonds and reinsurance sidecars drove much of the gain ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌

Web version |  Update preferences |  Forward Alternative capital hits $124bn, sidecars $19.6bn Alternative capital hits $124bn, sidecars now $19.6bn: Aon Alternative reinsurance capital, so that deployed through insurance-linked securities and related collateralized structures, reached a new high of $124 billion as of September 30th 2025, according to Aon and the broker expects the growth trend to persist as third-party investors show "consistent" appetite for returns from the sector. The outstanding market for collateralized reinsurance sidecar structures has continued to grow at pace thanks to investor interest in the structures, with the latest estimate from Aon Securities putting invested capital in sidecar vehicles at a new high of $19.6 billion. Of that, property reinsurance sidecars have reached $17.9 billion of invested capital, while the relatively newer casualty reinsurance sidecar segment has now reached $1.7 billion. Read the full story. Other articles: Catastrophe bond issuance breaks Q4 and full year records, market grows 24%: Report.   Stone Ridge mutual ILS funds deliver 33% and 14.27% total returns. AUM surpasses $6bn.   ILS NYC 2026 conference – Our fourth speaker announcement. Please share this with colleagues and friends if you think they would like to receive it. If you've been forwarded this but want to subscribe, visit Artemis.   You may be receiving this because you recently attended an industry event we partnered with, giving us permission to email you. If you don't want to receive our weekly ILS, catastrophe bond and reinsurance capital newsletter please Unsubscribe  or Edit your subscription here . © Steve Evans Ltd. - Artemis.bm