IRIDIUM COMMUNICATIONS INC

Ticker: IRDM CUSIP: 46269C102 Class: Common Stock

LEVIN CAPITAL STRATEGIES, L.P.'s Holding History (CIK: 0001354821)

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

Q4 2018

Shares 10,000 Value ($000) $184 Avg Close $20.53 Range $16.64 - $24.35

Q2 2018

Shares 15,000 Value ($000) $241 Avg Close $13.60 Range $10.95 - $17.95

Q1 2018

Shares 22,500 Value ($000) $253 Avg Close $11.97 Range $10.75 - $13.25

Q3 2017

Shares 10,000 Value ($000) $103 Avg Close $10.37 Range $9.68 - $11.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	10,000	$184	$20.53	$16.64 - $24.35
Q2 2018	15,000	$241	$13.60	$10.95 - $17.95
Q1 2018	22,500	$253	$11.97	$10.75 - $13.25
Q3 2017	10,000	$103	$10.37	$9.68 - $11.50