X0306 4 2017-07-10 0 0000319815 MAXWELL TECHNOLOGIES INC MXWL 0001707104 Golubovich Ilya 3888 CALLE FORTUNADA SAN DIEGO CA 92123 1 0 0 0 Common Stock 2017-07-10 4 J 0 1012917 0.00 A 1639702 I Arbat Capital Group Limited Common Stock 2017-07-10 4 J 0 1016154 0.00 A 1390204 I I2BF Energy Limited Pro rata distribution from Nesscap Energy Inc. of which the reporting person is a stockholder. Ilya Golubovich is a director of I2BF Venture Partners Ltd., the sole shareholder of I2BF Energy, Ltd., and a director of Arbat Capital Group Limited and has voting and dispositive power with respect to these shares. Ilya Golubovich disclaims beneficial ownership except to the extent of his pecuniary interest therein. Sabrina Randolph, by Power of Attorney 2017-07-12