PubMatic Inc. (NASDAQ: PUBM) reported preliminary first quarter 2026 revenue of approximately $62.4 million, exceeding its previous guidance range of $58.0 million to $60.0 million. The company also posted adjusted EBITDA of approximately $2.5 million, above its guidance of negative $0.5 million to positive $1.0 million.

The ad tech company announced leadership transitions as part of organizational changes. Chief Growth Officer Paulina Klimenko will step down after 15 years to focus on her health, remaining in her role through July 2026. Chief Revenue Officer for the Americas Kyle Dozeman will depart at the end of May to pursue entrepreneurship opportunities, continuing in an advisory capacity afterward.

PubMatic has retained executive search firm Heidrick & Struggles to find a global Chief Revenue Officer. The company plans to consolidate all revenue-generating functions under this new role. Chief Revenue Officers Emma Newman for EMEA and Jason Barnes for APAC will continue leading their respective regions.

"Agentic AI is creating a structural shift that is redefining the entire digital advertising market," said CEO Rajeev Goel in a statement. "Our AI solutions are seeing the fastest adoption of any product launch in our history."

The preliminary results remain subject to completion of quarter-end financial procedures and may change. PubMatic will release audited financial results for the quarter ended March 31, 2026, after market close on May 7, 2026, followed by a webcast at 1:30 p.m. Pacific Time.

The company defines adjusted EBITDA as net income adjusted for stock-based compensation expense, depreciation and amortization, litigation-related expenses, interest income, and provision for income taxes.