213 per cent return: Multibagger aerospace & defense company launches Autonomous Underwater Vehicle; know more here! 213 per cent return: Multibagger aerospace & defense company launches Autonomous Underwater Vehicle; know more here! The company takes its first step into AUV development and plans to reveal ship-based UAV and ASV by year-end. DSIJ Intelligence / Friday, July 28, 2023 / Article rating: 3.8 The stock has witnessed significant buying activity as it has surged more than 213 per cent in the last 3 years.