VICOR CORP

Ticker: VICR CUSIP: 925815102 Class: Common Stock

DUPONT CAPITAL MANAGEMENT CORP's Holding History (CIK: 0001128251)

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

Q4 2020

Shares 9,274 Value ($000) $855 Avg Close $83.99 Range $73.71 - $96.64

Q3 2020

Shares 13,629 Value ($000) $1,059 Avg Close $79.56 Range $70.90 - $90.88

Q2 2020

Shares 10,643 Value ($000) $766 Avg Close $56.15 Range $37.28 - $73.76

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	9,274	$855	$83.99	$73.71 - $96.64
Q3 2020	13,629	$1,059	$79.56	$70.90 - $90.88
Q2 2020	10,643	$766	$56.15	$37.28 - $73.76