Exhibit 99.1 NORTHEAST FEDERAL CALCULATION OF BOOK VALUE AND TANGIBLE BOOK VALUE PER COMMON SHARE Book Value and Tangible Book Value ----------------------------------------------- December 31, ----------------------------------------------- 1994 1993 ------------------- ----------------- (Dollars in Thousands Except Share Amounts) Total stockholders' equity......... $ 138,900 $ 132,513 Less preferred equity: Series B preferred stock......... (42,879) (39,420) Less cumulative dividends.......... (911) (838) ---------------- ---------------- Total common equity................ $ 95,110 $ 92,255 ================ ================ Common shares outstanding at date.. 14,353,996 13,499,078 ================ ================ $6.63 * $ 6.83 ================ ================ Fully Diluted: Total common equity................ $ 95,110 $ 92,255 Plus: Proceeds from options............ 6,270 1,693 Proceeds from warrants........... - 2,350 ---------------- ---------------- Adjusted common equity............. $ 101,380 $ 96,298 ================ ================ Common shares outstanding.......... 14,353,996 13,499,078 Options outstanding (exercisable).. 1,462,292 571,613 Warrants outstanding............... - 800,000 ---------------- ---------------- Common stock equivalents........... 15,816,288 14,870,691 ================ ================ $ 6.41 $ 6.48 ================ ================ * On December 9, 1994, DEPCO exercised the 800,000 warrants issued to it in connection with the acquisiton of four Rhode Island financial institutions. The effect on book value at December 31, 1994 of that transactions was a dilution of $.22 per share. 143