Seagate Technology Plc (STX) SEC Filing 10-K Annual report for the fiscal year ending Friday, July 1, 2016

Exhibit 99.1

Press Release

Media Contact:

Eric DeRitis (408) 658-1561

eric.deritis@seagate.com

SEAGATE TECHNOLOGY REPORTS FISCAL FOURTH QUARTER AND FISCAL YEAR 2016 FINANCIAL RESULTS

CUPERTINO, CA — August 2, 2016 — Seagate Technology plc (NASDAQ: STX) (the “Company” or “Seagate”) today reported financial results for the quarter and fiscal year ended July 1, 2016. For the fourth quarter, the Company reported revenue of $2.7 billion, gross margin of 24.9%, net income of $70 million and diluted earnings per share of $0.23. On a non-GAAP basis, which excludes the net impact of certain items, Seagate reported gross margin of 25.8%, net income of $207 million and diluted earnings per share of $0.69.

During the fourth quarter, the Company generated $269 million in operating cash flow and paid cash dividends of $188 million.

For the fiscal year ended July 1, 2016, the Company reported revenue of $11.2 billion, gross margin of 23.4%, net income of $248 million and diluted earnings per share of $0.82. On a non-GAAP basis, Seagate reported gross margin of 24.6%, net income of $684 million and diluted earnings per share of $2.26.

In fiscal year 2016, the Company generated approximately $1.7 billion in operating cash flow and paid cash dividends of $727 million. Cash, cash equivalents, restricted cash, and short-term investments totaled approximately $1.1 billion at the end of the fiscal year. There were 299 million ordinary shares issued and outstanding as of the end of the fiscal year.

“I am proud of our resilient operational performance and financial discipline through the dynamic technology shifts taking place in our industry,” said Steve Luczo, Seagate’s chairman and chief executive officer.  “I am confident of the Company’s long-term sustainability and prosperity in a world of significant data creation and high-capacity storage demand driven by emerging technologies, and cloud infrastructure deployments. We believe we have the leading storage technology product portfolio, technology roadmap and operational leverage to ensure we are well-positioned for long-term success and shareholder value.”

For a detailed reconciliation of GAAP to non-GAAP results, see accompanying financial tables.

Seagate has issued a Supplemental Financial Information document, which is available on Seagate’s Investors website at www.seagate.com/investors.

Quarterly Cash Dividend

The Board of Directors of the Company (the “Board”) has approved a quarterly cash dividend of $0.63 per share, which will be payable on October 5, 2016 to shareholders of record as of the close of business on September 21, 2016. The payment of any future quarterly dividends will be at the discretion of the Board and will be dependent upon Seagate’s financial position, results of operations, available cash, cash flow, capital requirements and other factors deemed relevant by the Board.

Investor Communications

Seagate management will hold a public webcast today at 6:00 a.m. Pacific Time that can be accessed on its Investor Relations website at www.seagate.com/investors. During today’s webcast, the Company will provide an outlook for its first fiscal quarter of 2017, including key underlying assumptions.