The advance figure for initial claims was 293,000 for the week ending Sept. 20, an increase of 12,000 from last week.
The previous week's level was revised up by 1,000 from 280,000 to 281,000.
The important four-week moving average was 298,500, a decrease of 1,250 from the previous week's revised average. The previous week's average was revised up by 250 from 299,500 to 299,750.
There were no special factors impacting this week's initial claims.
The advance seasonally adjusted insured unemployment rate was 1.8% for the week ending Sept. 13, unchanged from the previous week's unrevised rate.
The advance number for seasonally adjusted insured unemployment during the week ending Sept. 13 was 2,439,000, an increase of 7,000 from the previous week's revised level. The previous week's level was revised up 3,000 from 2,429,000 to 2,432,000.
The four-week moving average was 2,460,250, a decrease of 22,250 from the previous week's revised average. This is the lowest level for this average since June 9, 2007 when it was 2,458,250. The previous week's average was revised up by 750 from 2,481,750 to 2,482,500.