IBM stock drops 3% as Confluent deal clears key U.S. antitrust step ahead of Jan. 28 earnings
New York, January 13, 2026, 21:08 ET — Markets have shut down for the day. Confluent confirmed that the U.S. antitrust waiting period for International Business Machines’ $11 billion acquisition has lapsed, marking a key regulatory milestone. The Hart-Scott-Rodino Act’s waiting period expired at 11:59 p.m. ET on Jan. 12. IBM shares closed Tuesday down 2.9% at $303.16. Confluent also announced a shareholder meeting scheduled for Feb. 12 but noted that additional regulatory approvals remain pending. The Hart-Scott-Rodino process requires buyers and targets to alert U.S. antitrust regulators and pause before finalizing a deal. Once the waiting period ends, it