*On 31 August 2006, the Portfolio was formed by the merger of The Asian Technology Fund into the AllianceBernstein - Asian Technology Portfolio. On 30 November 2009 , AllianceBernstein - Asian Technology Portfolio was renamed to AllianceBernstein - Global Thematic Research Portfolio, and the Portfolio’s investment objective, strategy, policies, management team, and benchmark (from Dow Jones Asia Pacific Technology Index to MSCI All Country World Index) was changed. On 30 April 2011, the Portfolio changed its name to AllianceBernstein - Thematic Research Portfolio. On 28 October 2016, AB FCP I – Global Growth Trends Portfolio (the "Transferring Portfolio") merged into the Portfolio, and share classes A and C of the Transferring Portfolio had been transferred to share classes AX and CX of the Portfolio. On 31 October 2018, AB SICAV I — Thematic Research Portfolio was renamed as AB SICAV I — Sustainable Global Thematic Portfolio, and the Portfolio’s investment objectives and policies have been updated. Please note, "Since Inception" performance before 31 October 2018 belongs to the Portfolio before respective investment objectives and policies updated.