Index futures point to weaker Wall St open
* First-time claims for jobless benefits for the week ended February 28 are released by the Labor Department at 1330 GMT. Economists in a Reuters survey forecast a total of 650,000 new filings compared with 667,000 in the prior week.
* ICSC releases chain store sales for February versus a year ago. In the previous month, sales fell 1.6 percent versus a year earlier.
* Major retailers from Wal-Mart Stores to Macy's report February same-store sales, with department store chains and clothing retailers expected to show the steepest declines.
* Commerce Department releases January factory orders at 10 a.m. EST. Economists in a Reuters survey expect a fall of 3.5 percent compared with a 3.9 percent drop in the prior month.
* Adobe Systems Inc shares jumped over 4 percent after the bell in the last session following the design software maker's preliminary first-quarter results and second-quarter outlook.
* Beleaguered automaker Ford Motor Co tumbled more than 18 percent to $1.53 after hours on Wednesday following the company's announcement of debt restructuring initiatives.
* Shares of Hot Topic jumped 8.6 percent to $9.20 in extended trade on Wednesday after the company reported February comparable store sales rose 10.8 percent, topping the Wall Street view of a 4.8 percent increase.
(Reporting by Atul Prakash; editing by Simon Jessop)