VICOR CORP

Ticker: VICR CUSIP: 925815102 Class: Common Stock

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q4 2020

Shares 2,700 Value ($000) $249 Avg Close $83.99 Range $73.71 - $96.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	2,700	$249	$83.99	$73.71 - $96.64