Cardano (ADA) has jumped 10% as whales, or investors holding large amounts of ADA, increase their activity.Whale transactions involving Cardano have increased by almost 32% in the past 24 hours, signaling big investors' interest in ADA.ADA's recent price boost has propelled it back into the top 10 cryptocurrencies by market value.Cardano's ecosystem growth, upcoming Chang hard fork, and connection to Bitcoin's network are contributing factors to its positive momentum.