Business Segments · Year Nine

Mortgage — Year Nine

Arch Capital Group Mortgage — Year Nine increased by 40.0% to 0.7% in Q4 2025 compared to the prior quarter. Year-over-year, this metric grew by 40.0%, from 0.5% to 0.7%. This increase may warrant attention — for this metric, lower values are generally preferred.

Analysis

StatementSegment
CategoryRisk
SignalLower is better
VolatilityStable
First reportedQ4 2021
Last reportedQ4 2025

How to read this metric

An increase suggests adverse development in older policy years, potentially impacting long-term reserve adequacy.

Detailed definition

Represents the ninth year of development for a specific underwriting cohort within the mortgage insurance portfolio. It...

Peer comparison

Commonly reported in actuarial loss development triangles for mortgage and credit insurers.

Metric ID: acgl_segment_mortgage_year_nine

Historical Data

5 periods
 Q4 '21Q4 '22Q4 '23Q4 '24Q4 '25
Value0.1%0.1%0.2%0.5%0.7%
QoQ Change+0.0%+100.0%+150.0%+40.0%
YoY Change+0.0%+100.0%+150.0%+40.0%
Range0.1%0.7%
CAGR+600.0%
Avg YoY Growth+72.5%
Median YoY Growth+70.0%
Current Streak4+ quarters growth

Frequently Asked Questions

What is Arch Capital Group's mortgage — year nine?
Arch Capital Group (ACGL) reported mortgage — year nine of 0.7% in Q4 2025.
How has Arch Capital Group's mortgage — year nine changed year-over-year?
Arch Capital Group's mortgage — year nine increased by 40.0% year-over-year, from 0.5% to 0.7%.
What does mortgage — year nine mean?
The cumulative loss development status of mortgage insurance policies in their ninth year.