TENB ▼ -5.9% - Tenable Holdings, Inc. $TENB - Tenable Holdings, Inc. Announces Pricing of Upsized $725.0 Million Offering of Convertible Senior Notes Tenable Holdings announced it is offering $725 million in convertible senior notes, an upsized offering from its original plan. The stock declined 5.9% as investors typically react negatively to dilutive convertible offerings, which increase the share count upon conversion and can pressure existing shareholders. 10-SEP-2026 11:23 PM ET