X0306 4 2013-06-17 0 0000751978 VICOR CORP vicr 0001111770 KELLEHER BARRY 25 FRONTAGE ROAD ANDOVER MA 01810 1 1 0 0 President Brick Business Unit Non Qualified Stock Option 11.8 2013-06-17 4 D 0 20000 D 2020-03-12 Common Stock 20000 140695 D Non Qualified Stock Options 11.7 2013-06-17 4 D 0 4274 D 2013-06-24 Common Stock 4274 136421 D Non Qualified stock Option 15.64 2013-06-17 4 D 0 3197 D 2014-06-23 Common Stock 3197 133224 D Non Qualified Stock option 6.08 2013-06-17 4 D 0 8224 D 2015-06-21 Common Stock 8224 125000 D Non Qualified Stock Option 13.73 2013-06-17 4 D 0 100000 D 2020-08-27 Common Stock 100000 25000 D Non Qualified Stock Option 6.29 2013-06-17 4 A 0 20000 A 2023-06-17 Common Stock 20000 45000 D Non Qualified Stock option 6.29 2013-06-17 4 A 0 4274 A 2023-06-17 Common Stock 4274 49274 D Non Qualified Stock Option 6.29 2013-06-17 4 A 0 3197 A 2023-06-17 Common Stock 3197 52471 D Non Qualified Stock Option 6.29 2013-06-17 4 A 0 8224 A 2023-06-17 Common Stock 8224 60695 D Non Qualified Stock Option 6.29 2013-06-17 4 A 0 20000 A 2023-06-27 Common Stock 20000 80695 D Non Qualified Stock Option 7.34 2013-06-17 4 A 0 20000 A 2023-06-17 Common Stock 20000 100695 D Non Qualified Stock Option 8.38 2013-06-17 4 A 0 20000 A 2023-06-17 Common Stock 20000 120695 D Non Qualified Stock Option 9.43 2013-06-17 4 A 0 20000 A 2023-06-17 Common Stock 20000 140695 D Non Qualified Stock option 10.48 2013-06-17 4 A 0 20000 A 2023-06-17 Common Stock 20000 160695 D Granted 3/1/2010 under the Company's Amended and Restated 2000 Stock Option and Incentive Plan and vest over a five year period. Granted 6/24/2010 under the Company's Amended and Restated 2000 Stock Option and Incentive Plan and vest over a two year period. Granted 6/23/2011 under the Company's Amended and Restated 2000 Stock Option and Incentive Plan and vest over a two year period. Granted 6/21/2012 under the Company's Amended and Restated 2000 Stock Option and Incentive Plan and vest over a two year period. Granted 8/27/2010 under the Company's Amended and Restated 2000 Stock Option and Incentive Plan and vest when certain defined performance milestones for the Company's Brick Business Unit are achieved. The replacement options vest over a five year period in equal installments. On 6/17/2013, the issuer canceled, pursuant to the issuer's option exchange offer, options granted to the reporting person. In exchange the reporting person received replacement options, having exercise prices ranging from $6.29 to $10.48 per share. On 6/17/2013, the issuer canceled, pursuant to the issuer's option exchange offer, options granted to the reporting person. In exchange the reporting person received replacement options, having an exercise price of $6.29 per share The replacement options for the Brick Business Unit performance options are broken into 5 price increments pursuant to the offer to exchange. The 1st 5th vests on the 1st anniversary date, the 2nd 5th on the 2nd anniversary date, the 3rd 5th on the 3rd anniversary date, the 4th 5th on the fourth anniversary date, and the last 5th on the 5th anniversary date from the new options issue. /s/Kemble D. Morrison Attorney in Fact for Barry Kelleher 2013-06-19