There has been a shift in the ransomware ecosystem as a new group has emerged as the most prolific threat actor behind cyber extortion campaigns in recent months. According to analysis of ransomware events between March and May 2026, The Gentlemen ransomware gang was responsible for the most attacks during the three-month period, accounting for 300 incidents. The Gentlemen usurped the Qilin ransomware affiliate operation, which was the most prolific group during each quarter during the previous year. The number of Qilin incidents between May and March is reported at 289, dropping the group to the second most prolific. The analysis of ransomware trends during the period by cybersecurity researchers at ReliaQuest was published on July 16. In total, 1368 claims of victims by 11 ransomware…