IRIDIUM COMMUNICATIONS INC

Ticker: IRDM CUSIP: 46269C102 Class: Common Stock

STERLING INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001509873)

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

Q4 2015

Shares 128,168 Value ($000) $1,078 Avg Close $7.62 Range $5.85 - $8.99

Q3 2015

Shares 130,018 Value ($000) $800 Avg Close $7.26 Range $5.98 - $9.35

Q2 2015

Shares 130,538 Value ($000) $1,187 Avg Close $10.28 Range $9.00 - $11.36

Q1 2015

Shares 134,354 Value ($000) $1,305 Avg Close $9.32 Range $8.24 - $9.94

Q4 2014

Shares 140,905 Value ($000) $1,374 Avg Close $9.35 Range $8.15 - $10.50

Q3 2014

Shares 142,514 Value ($000) $1,261 Avg Close $8.67 Range $7.85 - $9.54

Q2 2014

Shares 143,146 Value ($000) $1,211 Avg Close $7.52 Range $6.12 - $8.49

Q1 2014

Shares 142,404 Value ($000) $1,069 Avg Close $6.69 Range $5.95 - $7.95

Q4 2013

Shares 142,404 Value ($000) $890 Avg Close $6.04 Range $5.37 - $6.91

Q3 2013

Shares 270,072 Value ($000) $1,858 Avg Close $7.49 Range $6.35 - $9.22

Q2 2013

Shares 273,427 Value ($000) $2,122 Avg Close $7.03 Range $5.98 - $7.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	128,168	$1,078	$7.62	$5.85 - $8.99
Q3 2015	130,018	$800	$7.26	$5.98 - $9.35
Q2 2015	130,538	$1,187	$10.28	$9.00 - $11.36
Q1 2015	134,354	$1,305	$9.32	$8.24 - $9.94
Q4 2014	140,905	$1,374	$9.35	$8.15 - $10.50
Q3 2014	142,514	$1,261	$8.67	$7.85 - $9.54
Q2 2014	143,146	$1,211	$7.52	$6.12 - $8.49
Q1 2014	142,404	$1,069	$6.69	$5.95 - $7.95
Q4 2013	142,404	$890	$6.04	$5.37 - $6.91
Q3 2013	270,072	$1,858	$7.49	$6.35 - $9.22
Q2 2013	273,427	$2,122	$7.03	$5.98 - $7.85