1 Exhibit 11 CELERITEK, INC. COMPUTATION OF EARNINGS PER SHARE (in thousands, except per share data) Three months ended Six months ended September 30, September 30, ---------------------------------------------- Primary 1996 1995 1996 1995 ------ ------- ------ ------- Net income ....................................... $1,026 $ 420 $1,931 $ 599 ====== ====== ====== ====== Common and common equivalent shares outstanding: Common Stock ................................. 7,009 1,786 6,981 1,780 Convertible Preferred Stock ................. -- 3,201 -- 3,201 Options ...................................... 327 257 349 257 Common and common stock equivalent shares related to stock and option issuances in accordance with SAB No. 55, 64, and 83 ......................... -- 258 -- 258 ------ ------ ------ ------ Common and common equivalent shares used in computing per share amounts .................... 7,336 5,502 7,330 5,496 ====== ====== ====== ====== Net income per share ............................. $ 0.14 $ 0.08 $ 0.26 $ 0.11 ====== ====== ====== ====== Three months ended Six months ended September 30, September 30, ---------------------------------------------- Fully Diluted 1996 1995 1996 1995 ------ ------- ------ ------- Net income ....................................... $1,026 $ 420 $1,931 $ 599 ====== ====== ====== ====== Common and common equivalent shares outstanding: Common Stock ................................. 7,009 1,786 6,981 1,780 Convertible Preferred Stock ................. -- 3,201 -- 3,201 Options ...................................... 339 262 358 259 Common and common stock equivalent shares related to stock and option issuances in accordance with SAB No. 55, 64, and 83 ......................... -- 258 -- 258 ------ ------ ------ ------ Common and common equivalent shares used in computing per share amounts .................... 7,348 5,507 7,339 5,498 ====== ====== ====== ====== Net income per share ............................. $ 0.14 $ 0.08 $ 0.26 $ 0.11 ====== ====== ====== ====== Page 13