By: Br endan Gilmartin Citigroup ( NYSE: C ) is scheduled to report 4Q 2012 earnings before the opening bell on Thursday, January 17. The results are expected to come through at approximately 8:00 a.m. EST with a conference call to follow at 11:00 a.m. Citigroup has the potential to impact the broader market indices, including the S&P Index Futures and corresponding ETFs. Ou tliers And Strat egy Citigroup is expected to post earnings of $0.96 per share (Low: $0.84 / High: $1.09). Revenues are forecast to come in at $18.82 bln, a 10% decline from the year-ago period. (Source: Y ahoo F inance) Citigroup shares are currently trading at a steep discount to tangible book value of $51.80 per share (as of 3Q 2012). Citigroup's earnings come a day after JP Morgan Chase ( JPM ) posts its quarterly results and an hour following Bank of America's ( BAC ) release.