ACGL Earnings Predictions — 2026-07-28

Ticker Report or Guide KPI Prediction Answer Confidence
ACGL Report Operating EPS MISS pred ~$2.40 vs. cons $2.46 MEDIUM
ACGL Report Consolidated Combined Ratio MISS pred ~85.0% vs. cons 83.5% MEDIUM
ACGL Report Reinsurance Segment Net Premiums Written Growth (YoY) MISS pred ~-9% vs. cons -5% MEDIUM
ACGL Guide Insurance Segment Underwriting Expense Ratio BETTER guide ~37.5% vs. cons 38.5% (H2 2026) MEDIUM
ACGL Guide Reinsurance Net Premiums Written Growth LOWER guide ~-7% vs. cons -4% (Q3 2026) LOW
ACGL Guide Full-Year Operating ROE LOWER guide ~14% vs. cons 15% (FY2026) LOW
ACGL Return Day-1 residual (stock − beta × S&P 500) -3.2% MEDIUM
ACGL Return 5-day cumulative residual -4.5% (FOLLOW-THROUGH) Reinsurance property-cat softening into 6/1-7/1 renewals plus continued Iran/political-violence loss emergence and elevated H1 SCS activity (CINF's cat miss as a read-through) point to downward FY26/27 estimate revisions on both top-line (reinsurance NPW) and combined ratio; negative Earnings ESP and pre-print downward revisions suggest sell-side cuts extend for several days post-print rather than reverse, especially since expense-ratio normalization and buyback support are already largely priced in after the stock's ~20% run into the print, leaving more room for disappointment to compound than for a snap-back. LOW