Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I. ...

Vicor Corp (NASDAQ:VICR) Q3 2019 Earnings Conference Call October 17, 2019 5:00 PM ET Company Participants James Simms - CFO, Corporate VP, Treasurer, Corporate Secretary & Director Patrizio Vinciarelli - Founder, Chairman, CEO & President Conference Call Participants Jonathan Tanwanteng - CJS Securities Quinn Bolton - Needham & Company Richard Shannon - Craig-Hallum Capital Group Operator Good day, and welcome everyone to the Vicor earnings results for the third quarter ended September 30, 2019 conference ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________________________ Commission File Number 0-18277 VICOR CORPORATION (State of Incorporation) (Exact name of registrant as specified in its charter) N ...

Vicor Corporation (NASDAQ:VICR) Q2 2019 Results Earnings Conference Call July 25, 2019 5:00 PM ET Company Representative Patrizio Vinciarelli - CEO James Simms - CFO Conference Call Participants Jon Tanwanteng - CJS Securities Gus Richard - Northland Securities, Inc John Dillon - D&B Capital Alan Hicks - Ainsley Capital Management Operator Good day, and welcome everyone to the Vicor Earnings Results for the Second Quarter Ended June 30, 2019 Conference Call hosted by Dr. Patrizio Vinciarelli and James Simms ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.R.S. ...

Vicor Corporation (NASDAQ:VICR) Q1 2019 Earnings Conference Call April 23, 2019 5:00 PM ET Company Participants James Simms - Corporate VP, CFO, Treasurer & Secretary Patrizio Vinciarelli - Chairman, President & CEO Conference Call Participants Quinn Bolton – Needham & Company John Dillon - D&B Capital Alan Hicks - Ainsley Capital Management Doug Campbell - Podomus Capital Partners Operator Good day, and welcome everyone to the Vicor Earnings Results for the First Quarter Ended March 31, 2019 Conference Cal ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or org ...

Vicor Corporation (NASDAQ:VICR) Q4 2018 Earnings Conference Call February 26, 2019 5:00 PM ET Company Participants James A. Simms - Corporate VP, CFO, Treasurer, and Secretary Patrizio Vinciarelli - Chairman, President and CEO Richard J. Nagel - Corporate VP and Chief Accounting Officer Conference Call Participants Quinn Bolton - Needham & Company John Dillon - D&B Capital Alan Hicks - Ainsley Capital Management Operator Good day everyone and welcome to the Vicor Earnings Results for the Fourth Quarter and ...