Greenhill & Co Inc Iridium Communications Inc. (IRDM) insider trading activity

Greenhill & CO Inc is of Iridium Communications Inc.. Currently has a direct ownership of 1.81 Million shares of IRDM, which is worth approximately $53.8 Million. The most recent transaction as insider was on May 09, 2013, when has been sold 15,000 shares (Common Stock) at a price of $7.45 per share, resulting in proceeds of $111,750. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 1.81M

0% 3M change

0% 12M change

Total Value Held $53.8 Million

GREENHILL & CO INC Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 09 2013	SELL Open market or private sale	$111,750 $7.45 p/Share	15,000 Reduced 0.82%	1,813,387 Common Stock
May 08 2013	SELL Open market or private sale	$109,800 $7.32 p/Share	15,000 Reduced 0.81%	1,828,387 Common Stock
May 07 2013	SELL Open market or private sale	$108,450 $7.23 p/Share	15,000 Reduced 0.81%	1,843,387 Common Stock
May 06 2013	SELL Open market or private sale	$106,950 $7.13 p/Share	15,000 Reduced 0.8%	1,858,387 Common Stock
May 03 2013	SELL Open market or private sale	$106,650 $7.11 p/Share	15,000 Reduced 0.79%	1,873,387 Common Stock
May 02 2013	SELL Open market or private sale	$103,050 $6.87 p/Share	15,000 Reduced 0.79%	1,888,387 Common Stock
May 01 2013	SELL Open market or private sale	$97,050 $6.47 p/Share	15,000 Reduced 0.78%	1,903,387 Common Stock
Apr 30 2013	SELL Open market or private sale	$100,650 $6.71 p/Share	15,000 Reduced 0.78%	1,918,387 Common Stock
Apr 29 2013	SELL Open market or private sale	$100,350 $6.69 p/Share	15,000 Reduced 0.77%	1,933,387 Common Stock
Apr 26 2013	SELL Open market or private sale	$100,500 $6.7 p/Share	15,000 Reduced 0.76%	1,948,387 Common Stock
Apr 25 2013	SELL Open market or private sale	$101,250 $6.75 p/Share	15,000 Reduced 0.76%	1,963,387 Common Stock
Apr 24 2013	SELL Open market or private sale	$100,950 $6.73 p/Share	15,000 Reduced 0.75%	1,978,387 Common Stock
Apr 23 2013	SELL Open market or private sale	$100,500 $6.7 p/Share	15,000 Reduced 0.75%	1,993,387 Common Stock
Apr 22 2013	SELL Open market or private sale	$100,050 $6.67 p/Share	15,000 Reduced 0.74%	2,008,387 Common Stock
Apr 19 2013	SELL Open market or private sale	$100,200 $6.68 p/Share	15,000 Reduced 0.74%	2,023,387 Common Stock
Apr 18 2013	SELL Open market or private sale	$100,500 $6.7 p/Share	15,000 Reduced 0.73%	2,038,387 Common Stock
Apr 17 2013	SELL Open market or private sale	$100,650 $6.71 p/Share	15,000 Reduced 0.73%	2,053,387 Common Stock
Apr 16 2013	SELL Open market or private sale	$99,900 $6.66 p/Share	15,000 Reduced 0.72%	2,068,387 Common Stock
Apr 15 2013	SELL Open market or private sale	$98,400 $6.56 p/Share	15,000 Reduced 0.71%	2,083,387 Common Stock
Apr 12 2013	SELL Open market or private sale	$98,250 $6.55 p/Share	15,000 Reduced 0.71%	2,098,387 Common Stock
Apr 11 2013	SELL Open market or private sale	$95,400 $6.36 p/Share	15,000 Reduced 0.7%	2,113,387 Common Stock
Apr 10 2013	SELL Open market or private sale	$96,000 $6.4 p/Share	15,000 Reduced 0.7%	2,128,387 Common Stock
Apr 09 2013	SELL Open market or private sale	$98,250 $6.55 p/Share	15,000 Reduced 0.69%	2,143,387 Common Stock
Apr 08 2013	SELL Open market or private sale	$97,950 $6.53 p/Share	15,000 Reduced 0.69%	2,158,387 Common Stock
Apr 05 2013	SELL Open market or private sale	$95,400 $6.36 p/Share	15,000 Reduced 0.69%	2,173,387 Common Stock

G&C

Greenhill & CO Inc

New York, NY

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