X0306 4 2017-02-22 0 0001356104 Mellanox Technologies, Ltd. MLNX 0001468620 Dorchak Glenda 350 OAKMEAD PARKWAY SUITE 100 SUNNYVALE CA 94085 1 0 0 0 Ordinary Shares 2017-02-22 4 S 0 2000 48.959 D 10000 D Restricted Share Units ("RSU's"). Upon vesting the Reporting Person is entitled to receive one (1) ordinary share for each one (1) RSU. This transaction was executed in multiple trades in prices ranging from $48.90 to $49.0001 The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a stockholder of the Issuer, the information regarding the number of shares and price at which the transaction was effected. Includes 1,125 unvested Restricted Share Units (RSU's). Upon vesting thereof, the Reporting Person is entitled to receive one (1) Ordinary Share for each one (1) RSU. /s/ Glenda Dorchak by Cheryl Ganapol, Power-of-Attorney 2017-02-24