I'm not sure we're looking at the same industry. Overall, insurance company profit margins are in the single digits, usually low single digits - and in many segments, they're frequently not profitable at all. To take one example, 2024 was the first profitable year for homeowners insurance companies since 2019, and even then, the segment's entire profit margin was 0.3% (not 3% - 0.3%).

https://riskandinsurance.com/us-pc-insurance-industry-posts-...

It's an accounting 101 thing to use all tricks in the book to reduce the reported profit, to avoid paying taxes on that profit.