IRIDIUM COMMUNICATIONS INC

Ticker: IRDM CUSIP: 46269C102 Class: Common Stock

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

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

Q1 2021

Shares 21,066 Value ($000) $869 Avg Close $43.77 Range $34.98 - $54.65

Q1 2020

Shares 9,000 Value ($000) $201 Avg Close $25.89 Range $16.87 - $32.08

Q3 2019

Shares 40,300 Value ($000) $858 Avg Close $23.83 Range $21.11 - $27.22

Q2 2019

Shares 68,600 Value ($000) $1,596 Avg Close $24.89 Range $20.67 - $28.24

Q4 2018

Shares 80,201 Value ($000) $1,480 Avg Close $20.53 Range $16.64 - $24.35

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	21,066	$869	$43.77	$34.98 - $54.65
Q1 2020	9,000	$201	$25.89	$16.87 - $32.08
Q3 2019	40,300	$858	$23.83	$21.11 - $27.22
Q2 2019	68,600	$1,596	$24.89	$20.67 - $28.24
Q4 2018	80,201	$1,480	$20.53	$16.64 - $24.35