Signet Jewelers (NYSE:SIG) raises FY2027 Adj EPS guidance from $9.20-$11.00 to $10.45-$12.15 vs $10.82 analyst estimate. Affirms FY2027 sales outlook from $6.700 billion-$6.900 billion to $6.700 billion-$6.900 billion vs $6.841 billion estimate.