The company said its cost-reduction efforts added 10 cents to its profit in the three months ended Dec.31.

Net loss attributable to the company was $253 million, or 29 cents per share, in the quarter, compared with a profit of $683 million, or 74 cents per share, a year earlier.

Net sales fell 9.4% to $5.3 billion.

Shares of DuPont, a Dow Jones industrial average component, have lost a quarter of their value over the last 12 months, closing at $52.99 on the New York Stock Exchange Monday.