X0206 3/A 2013-06-13 2013-06-18 0 0001301206 ECOTALITY, INC. ECTY 0001044321 MARXE AUSTIN W & GREENHOUSE DAVID M C/O SPECIAL SITUATIONS FUNDS 527 MADISON AVENUE, SUITE 2600 NEW YORK NY 10022 0 0 1 0 Common Stock 3517764 I By Limited Partnerships Warrants 2.04 2013-12-13 2018-06-13 Common Stock 1250000 I By Limited Partnerships This is a joint filing by Austin W. Marxe (Marxe) and David M. Greenhouse (Greenhouse). They share voting and investment control over all securities owned by Special Situations Fund III QP, L.P. (SSFQP) and Special Situations Cayman Fund, L.P. (Cayman). 2,638,249 shares of Common Stock are held by SSFQP and 879,515 shares of Common Stock are held by Cayman. The interest of Marxe and Greenhouse in the shares of Common Stock owned by SSFQP and Cayman is limited to the extent of his pecuniary interest. This is a joint filing by Austin W. Marxe (Marxe) and David M. Greenhouse (Greenhouse). They share voting and investment control over all securities owned by Special Situations Fund III QP, L.P. (SSFQP) and Special Situations Cayman Fund, L.P. (Cayman). 937,500 Warrants are held by SSFQP and 312,500 Warrants are held by Cayman. The interest of Marxe and Greenhouse in the shares of warrants owned by SSFQP and Cayman is limited to the extent of his pecuniary interest. The warrant may be exercised to the extent that the total number of shares of Common Stock then beneficially owned does not exceed 4.9% of the outstanding shares. The Holder may request an increase up to 9.99% of the outstanding shares, effective on the 61st day after notice is given to the Company. Austin W. Marxe 2013-06-19 David M. Greenhouse 2013-06-19