SLEEP NUMBER CORP

Ticker: SNBR CUSIP: 83125X103 Class: Common Stock

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

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

Q1 2021

Shares 11,800 Value ($000) $1,693 Avg Close $120.00 Range $75.08 - $151.44

Q4 2020

Shares 21,500 Value ($000) $1,760 Avg Close $69.37 Range $48.15 - $90.00

Q3 2020

Shares 67,800 Value ($000) $3,316 Avg Close $47.03 Range $40.91 - $54.83

Q2 2020

Shares 79,800 Value ($000) $3,322 Avg Close $31.80 Range $15.27 - $44.62

Q1 2020

Shares 72,100 Value ($000) $1,381 Avg Close $44.52 Range $18.94 - $61.00

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	11,800	$1,693	$120.00	$75.08 - $151.44
Q4 2020	21,500	$1,760	$69.37	$48.15 - $90.00
Q3 2020	67,800	$3,316	$47.03	$40.91 - $54.83
Q2 2020	79,800	$3,322	$31.80	$15.27 - $44.62
Q1 2020	72,100	$1,381	$44.52	$18.94 - $61.00