IRIDIUM COMMUNICATIONS INC

Ticker: IRDM CUSIP: 46269C102 Class: Common Stock

Zimmer Partners, LP's Holding History (CIK: 0001565854)

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

Q1 2017

Shares 100,000 Value ($000) $965 Avg Close $9.54 Range $7.80 - $11.54

Q4 2016

Shares 75,000 Value ($000) $720 Avg Close $8.92 Range $7.50 - $11.15

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	100,000	$965	$9.54	$7.80 - $11.54
Q4 2016	75,000	$720	$8.92	$7.50 - $11.15