EXHIBIT 11.1 INTERCARDIA, INC. STATEMENT RE COMPUTATION OF NET INCOME (LOSS) PER SHARE Year Ended September 30 ---------------------------------------------------------- 1997 1996 1995 ---- ---- ---- Net income (loss) per Consolidated Statements of Operations $ (10,078,741) $ 1,182,865 $ (2,524,912) ============ ========= =========== Calculation of weighted average number of common shares and common share equivalents: Common Stock 6,750,611 5,637,070 3,500,000 Series A Preferred Stock -- 234,045(1) 692,621(1) Stock options and warrants 191,193 169,910(2) 681,826(2) ------------ --------------- ------------------ 6,941,804 6,041,025 4,874,447 ============= =============== ================== Net income (loss) per common share $ (1.45) $ 0.20 $ (0.52) ============= ================ =================== (1) All of the Series A Preferred shares were issued within one year of the initial filing date of Intercardia's initial public offering and are therefore treated as outstanding in accordance with Staff Accounting Bulletin Topic 4-D. (2) Includes stock options and warrants granted within one year of the initial filing date of Intercardia's initial public offering, which are treated as outstanding in accordance with Staff Accounting Bulletin Topic 4-D. The amount is net of 60,882 shares that would be repurchased under the treasury stock method.