UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q/A (Amendment No. 2) (Mark One) [ X ] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 1997 OR [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 0-16225 EMCON (Exact name of Registrant as specified in its charter) California 94-1738964 ---------------------------------- ---------------------- (State or other jurisdiction of (I.R.S.Employer incorporation or organization) Identification No.) 400 South El Camino Real, Suite 1200 San Mateo, California 94402 - --------------------------------------- ------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (415) 375-1522 Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes [ X ] No [ ] 8,535,372 shares of Common Stock Issued and Outstanding as of May 13, 1997. 1 INFORMATION TO BE INCLUDED IN THE REPORT Amendment No. 2 The undersigned registrant hereby amends the following items of its Form 10-Q for the period ended March 31, 1997: Amendment No. 1 on Form 10Q/A filed with the Securities and Exchange Commission on May 22, 1997 inadvertently omitted the necessary signature page. Exhibit 11.1 is amended and restated as follows: EXHIBIT 11.1 EMCON COMPUTATION OF INCOME PER SHARE (In thousands except per share data) Three months ended March 31, 1997 1996 ---- ---- Net income ............................................................................... $ 691 $ 34 Proforma interest income related to modified treasury stock method .................................................................. N/A 48 ------ ------ Adjusted net income ...................................................................... $ 691 $ 82 ====== ====== Weighted average number of common shares outstanding during the period ........................................................... 8,535 8,457 Common and common equivalent shares outstanding for the purpose of calculating primary net income per share ............................. 8,472 N/A Common equivalent shares from outstanding stock options using the modified treasury stock method ............................................................................ N/A 959 Incremental shares to reflect full dilution (1) .......................................... 0 0 ------ ------ Total shares for purposes of calculating diluted income per share (1) .................................................................... 8,472 9,416 ====== ====== Primary income per share ................................................................. $ 0.08 $ 0.01 ====== ====== Fully diluted income per share ........................................................... $ 0.08 $ 0.01 ====== ====== - ----------------------- (1) This calculation is submitted in accordance with Regulation S-K Item 601(b)(11) although not required by footnote 2 to paragraph 14 to APB opinion No. 15, because it results in dilution of less than 3%. 2 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this amendment to be signed on its behalf by the undersigned hereunto duly authorized. EMCON Date: May 27, 1997 By: /s/ R. Michael Momboisse ------------- ------------------------------- R. Michael Momboisse Chief Financial Officer and Vice President - Legal