Exhibit 99.1 Editorial Contacts: Nate Melihercik, Head of Global Investor Relations - ir@logitech.com Nicole Kenyon, Head of Global Corporate and Internal Communications - nkenyon@logitech.com (USA) Ben Starkie, Corporate Communications - +41 (0) 79-292-3499, bstarkie1@logitech.com (Europe) • GAAP operating income was $153 million, up 96 percent, compared to Q1 of the prior year. Non-GAAP operating income was $182 million, up 67 percent, compared to Q1 of the prior year. • Cash flow from operations was $176 ...