SBC subsequently experienced a period of growth, which was only interrupted by the onset of World War I, in which the bank lost investments in a number of large industrial companies. By the end of 1918, the bank had recovered and surpassed CHF 1 billion in total assets and grew to 2,000 employees by 1920. The impact of the stock market crash of 1929 and the Great Depression was severe, particularly as the Swiss franc suffered major devaluation in 1936.