VICOR CORP

Ticker: VICR CUSIP: 925815102 Class: Common Stock

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

Note: Option positions (PUT/CALL) are excluded.

Q3 2020

Shares 22,899 Value ($000) $1,780 Avg Close $79.56 Range $70.90 - $90.88

Q2 2020

Shares 21,097 Value ($000) $1,518 Avg Close $56.15 Range $37.28 - $73.76

Q1 2019

Shares 48,628 Value ($000) $1,508 Avg Close $36.89 Range $28.76 - $49.27

Q4 2018

Shares 56,616 Value ($000) $2,140 Avg Close $36.53 Range $31.03 - $47.50

Q3 2018

Shares 86,725 Value ($000) $3,989 Avg Close $54.98 Range $43.27 - $64.50

Q2 2018

Shares 80,259 Value ($000) $3,495 Avg Close $38.67 Range $27.10 - $52.05

Q1 2018

Shares 9,371 Value ($000) $268 Avg Close $21.48 Range $16.30 - $29.00

Q4 2017

Shares 2,646 Value ($000) $55 Avg Close $22.39 Range $20.00 - $25.65

Q2 2015

Shares 1,276 Value ($000) $16 Avg Close $14.67 Range $11.07 - $17.72

Q1 2015

Shares 1,388 Value ($000) $21 Avg Close $12.92 Range $10.70 - $15.96

Q4 2014

Shares 1,343 Value ($000) $16 Avg Close $11.85 Range $8.43 - $13.96

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2020	22,899	$1,780	$79.56	$70.90 - $90.88
Q2 2020	21,097	$1,518	$56.15	$37.28 - $73.76
Q1 2019	48,628	$1,508	$36.89	$28.76 - $49.27
Q4 2018	56,616	$2,140	$36.53	$31.03 - $47.50
Q3 2018	86,725	$3,989	$54.98	$43.27 - $64.50
Q2 2018	80,259	$3,495	$38.67	$27.10 - $52.05
Q1 2018	9,371	$268	$21.48	$16.30 - $29.00
Q4 2017	2,646	$55	$22.39	$20.00 - $25.65
Q2 2015	1,276	$16	$14.67	$11.07 - $17.72
Q1 2015	1,388	$21	$12.92	$10.70 - $15.96
Q4 2014	1,343	$16	$11.85	$8.43 - $13.96