The company's earnings came in at $396 million, or $1.50 per share. This compares with $709 million, or $2.62 per share, in last year's third quarter.
Excluding items, The Travelers Companies Inc. reported adjusted earnings of $378 million or $1.43 per share for the period.
Analysts had expected the company to earn $2.35 per share, according to figures compiled by Thomson Reuters. Analysts' estimates typically exclude special items.
The company's revenue for the quarter rose 7.2% to $7.57 billion from $7.06 billion last year.