Exhibit 11 Novoste Corporation Computation of Net Loss Per Share Three Months Ended Nine Months Ended September 30, September 30, ------------------------- ------------------------- 1997 1996 1997 1996 ----------- ----------- ----------- ----------- Weighted average number of shares of common stock outstanding during the period. 8,489,546 8,086,006 8,375,739 6,002,227 Effect of common stock issued and stock options and warrants granted during the 12-month period preceding April 11, 1996(1) ...................... -- -- -- 391,767 Elimination of duplicative effect of including the same shares in both amounts above ........................ -- -- -- (118,616) ----------- ----------- ----------- ----------- Total common and common equivalent shares ............ 8,489,546 8,086,006 8,375,739 6,275,378 =========== =========== =========== =========== Net loss ..................... ($3,519,722) ($1,275,813) ($9,567,450) ($3,759,800) =========== =========== =========== =========== Net loss per share (2) Primary .................. ($ 0.41) ($ 0.16) ($ 1.14) ($ 0.60) =========== =========== =========== =========== Fully Diluted ............ ($ 0.41) ($ 0.16) ($ 1.14) ($ 0.60) =========== =========== =========== =========== (1) Pursuant to Securities and Exchange Commission Staff Accounting Bulletin No. 83, Common Stock issued and stock options and warrants granted at prices below the initial public offering price per share during the 12-month period immediately preceding the initial filing date of the Company's Registration Statement for its initial public offering have been included as outstanding for all periods presented which include periods prior to such filing date using the treasury stock method. (2) Since the impact of including common stock equivalents is anti-dilutive for both primary and fully diluted loss per share, the calculation of loss per share for both purposes is identical. 17