UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

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SCHEDULE 14A INFORMATION

PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE

SECURITIES EXCHANGE ACT OF 1934

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AGILENT TECHNOLOGIES, INC.

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C 1234567890 Vote by Internet Go to www.envisionreports.com/agilent Or scan the QR code with your smartphone Follow the steps outlined on the secure website Stockholder Meeting Notice & Admission Ticket IMPORTANT ANNUAL MEETING INFORMATION 1234 5678 9012 345 NNNNNNNNNNNNNNN000004MR A SAMPLE  DESIGNATION (IF ANY) ADD 1 ADD 2 ADD 3 ADD 4 ADD 5 ADD 6 ENDORSEMENT_LINE SACKPACK Important Notice Regarding the Availability of Proxy Materials for the Agilent Technologies, Inc. 2018 Annual Meeting to be Held on March 21, 2018 Under the Securities and Exchange Commission rules, you are receiving this notice that the proxy materials for the annual stockholders’ meeting are available on the Internet. Follow the instructions below to view the materials and vote online or request a paper copy. The items to be voted on and location of the annual meeting are on the reverse side. Your vote is important! This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. The proxy statement and annual report to stockholders are available at:

www.envisionreports.com/agilent Easy Online Access — A Convenient Way to View Proxy Materials and Vote When you go online to view materials, you can also vote your shares. Step 1: Go to www.envisionreports.com/agilent to view the materials. Step 2: Click on Cast Your Vote or Request Materials. Step 3: Follow the instructions on the screen to log in. Step 4: Make your selection as instructed on each screen to select delivery preferences and vote. When you go online, you can also help the environment by consenting to receive electronic delivery of future materials. Obtaining a Copy of the Proxy Materials – If you want to receive a paper or e-mail copy of these documents, you must request one. There is no charge to you for requesting a copy. Please make your request for a copy as instructed on the reverse side on or before March 12, 2018 to facilitate timely delivery.

Stockholder Meeting Notice The Agilent Technologies, Inc. 2018 Annual Meeting of Stockholders will be held on Wednesday, March 21, 2018 at 8:00 a.m. Pacific Time at Agilent’s headquarters located at 5301 Stevens Creek Blvd., Building No. 5, Santa Clara, California (USA). Proposals to be voted on at the meeting are listed below along with the Board of Directors’ recommendations. The Board of Directors recommends a vote FOR all the listed nominees and FOR Proposals 2, 3 and 4. 1. To elect three directors to a three-year term. At the annual meeting, the Board of Directors intends to present the following nominees for election as directors: Koh Boon Hwee Michael R. McMullen Daniel K. Podolsky, M.D. 2. To approve the amendment and restatement of our 2009 Stock Plan. 3. To approve, on a non-binding advisory basis, the compensation of our named executive officers. 4. To ratify the Audit and Finance Committee’s appointment of PricewaterhouseCoopers LLP as Agilent’s independent registered public accounting firm.5. To consider such other business as may properly come before the annual meeting. PLEASE NOTE – YOU CANNOT VOTE BY RETURNING THIS NOTICE. To vote your shares you must vote online or request a paper copy of the proxy materials to receive a proxy card. If you wish to attend and vote at the meeting, please bring this notice with you. Here’s how to order a copy of the proxy materials and select a future delivery preference: Paper copies: Current and future paper delivery requests can be submitted via the telephone, Internet or email options below. Email copies: Current and future email delivery requests must be submitted via the Internet following the instructions below. If you request an email copy of current materials you will receive an email with a link to the materials. PLEASE NOTE: You must use the number in the shaded bar on the reverse side when requesting a set of proxy materials. To facilitate timely deliver, all requests for a paper copy of the proxy materials must be received by March 12, 2018. Internet – Go to www.envisionreports.com/agilent. Click Case Your Vote or Request Materials. Follow the instructions to log in and order a paper or email copy of the current meeting materials and submit your preference for email or paper deliver of future meeting materials. Telephone – Call us free of charge at 1-866-651-4276 using touch-tone phone and follow the instructions to log in and order a paper copy of the materials by mail for the current meeting. You can also submit a preference to receive a paper copy for future meetings. Email – Send email to investorvote@computershare.com with “Proxy Materials Agilent Technologies Inc.” in the subject line. Include in the message your full name and address, plus the number located in the shaded bar on the reverse, and state in the email that you want a paper copy of current meeting materials. You can also state your preference to receive a paper copy for future meetings.