By Sweta Singh
(Reuters) - U.S. futures rose on Wednesday after Greek Prime Minister Alexis Tsipras signaled he was prepared to accept most of creditors' bailout terms with some modifications.
* Greece on Tuesday defaulted on a 1.6 billion euro repayment to the International Monetary Fund.
* Tsipras has sent a letter to the creditors outlining conditions for Athens' acceptance of a loan offer. Euro zone officials have said that at least some governments would find it hard to accept the conditions.
* Euro zone finance ministers will hold a conference call at 11:30 a.m. ET on Wednesday to discuss Greece.
* In the United States, payrolls processor ADP will release its June private jobs data at 08:15 a.m. ET.
* The Institute for Supply Management will release its June manufacturing data at 10:00 a.m. ET. The data is expected to show an increase in manufacturing activity for the month.
* Automakers will report June sales.
* Insurer Chubb's
* Corning
* Greenbrier
Futures snapshot at 7:31 a.m. EDT:
* S&P 500 e-minis
(Additional reporting by Siddharth Cavale in Bengaluru; Editing by Saumyadeb Chakrabarty)