Allstate Other business lines — Prior years remained flat by 0.0% to -$6.00M in Q1 2026 compared to the prior quarter. Year-over-year, this metric grew by 60.0%, from -$15.00M to -$6.00M. Over 4 years (FY 2021 to FY 2025), Other business lines — Prior years shows a downward trend with a 24.1% CAGR. This decline may warrant attention — for this metric, higher values are generally preferred.
A decrease in reserves (favorable development) indicates that previous claims were settled for less than expected, boosting current earnings. An increase in reserves (unfavorable development) signals that past claims are proving more costly than anticipated, which negatively impacts current period profitability.
This metric represents the net favorable or unfavorable development of insurance loss reserves for claims originating in...
Peers report this as 'prior year reserve development' within their respective 'Other' or 'Corporate' segments, often used to assess the quality of underwriting and the conservatism of actuarial reserving practices.
all_segment_other_business_lines_prior_years| Q2 '21 | Q3 '21 | Q4 '21 | Q1 '22 | Q2 '22 | Q3 '22 | Q4 '22 | Q1 '23 | Q2 '23 | Q3 '23 | Q4 '23 | Q1 '24 | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | -$4.75M | -$4.75M | -$4.75M | -$7.00M | -$3.00M | $2.00M | -$2.00M | $1.00M | $10.00M | $1.00M | $0.00 | $5.00M | -$1.00M | -$3.00M | -$1.00M | -$15.00M | -$10.00M | -$14.00M | -$6.00M | -$6.00M |
| QoQ Change | — | +0.0% | +0.0% | -47.4% | +57.1% | +166.7% | -200.0% | +150.0% | +900.0% | -90.0% | -100.0% | — | -120.0% | -200.0% | +66.7% | <-999% | +33.3% | -40.0% | +57.1% | +0.0% |
| YoY Change | — | — | — | — | +36.8% | +142.1% | +57.9% | +114.3% | +433.3% | -50.0% | +100.0% | +400.0% | -110.0% | -400.0% | — | -400.0% | -900.0% | -366.7% | -500.0% | +60.0% |