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Iridium Communications Inc (IRDM) Ownership Data

Short Interest History (%)

This is the historical short interest of Iridium Communications Inc, as measured by the Short Percentage Of Float.

Date Short Interest
June 30, 201625.69
June 15, 201625.58
May 31, 201626.47
May 13, 201628.32
April 29, 201627.19
April 15, 201626.77
March 31, 201626.45
March 15, 201626.32
February 29, 201627.27
February 12, 201627.19
January 29, 201626.5
January 15, 201626.82
December 31, 201527.42
December 15, 201527.49
November 30, 201528.18
November 13, 201528.45
October 30, 201529.18
October 15, 201529.71
September 30, 201528.5
September 15, 201529.33
August 31, 201529.7
August 14, 201529.75
July 31, 201530.23
July 15, 201529.82
June 30, 201529.81
June 15, 201529.28
May 29, 201530.14
May 15, 201530.37
April 30, 201530.45
April 15, 201528.08
March 31, 201527.71
March 13, 201530.14
February 27, 201528.82
February 13, 201523.11
January 30, 201523.29
January 15, 201521.96
December 31, 201422.12
December 15, 201423.4
November 28, 201425.09
November 14, 201425.46
October 31, 201427.1
October 15, 201428.84
September 30, 201429.06
September 15, 201428.11
August 29, 201428.1
August 15, 201427.22
July 31, 201426.87
July 15, 201427.99
June 30, 201428.59
June 13, 201426.71
May 30, 201423.45
May 15, 201421.84
April 30, 201419.99
April 15, 201420.89
March 31, 201420.3
March 14, 201420.3
February 28, 201418.83
February 14, 201418.73
January 31, 201418.62
January 15, 201418.68
December 31, 201316.89
December 13, 201319.69
November 29, 201317.98
November 15, 201317.14
October 31, 201318.13
October 15, 201317.22
September 30, 201317.53
September 13, 201317.86
August 30, 201317.63
August 15, 201316.91
July 31, 201315.66
July 15, 201314.47
June 28, 201313.8
June 14, 201314.26
May 31, 201314.23
May 15, 201314.75
April 30, 201314.1
April 15, 201312.99
March 28, 201312.45
March 15, 201315.26
February 28, 201314.9
February 15, 201314.34
January 31, 201313.93
January 15, 201312.44
December 31, 201212.53
December 14, 201213.36
November 30, 201214.29
November 15, 201213.78
October 31, 201212.89
October 15, 201212.25
September 28, 201213.51
September 14, 201213.5
August 31, 201212.84
August 15, 201213.54
July 31, 201213.76
July 13, 201214.76
June 29, 201214.73
June 15, 201214.52
May 31, 201215.19
May 15, 201215.74
April 30, 201215.74
April 13, 201215.31
March 30, 201210.22
March 15, 201210.63
February 29, 201218.23
February 15, 201218.63
January 31, 201218.11
January 13, 201219.1
December 30, 201120.57
December 15, 201122.38
November 30, 201123.07
November 15, 201122.96
October 31, 201122.16
October 14, 201123.4
September 30, 201122.67
September 15, 201122.82
August 31, 201122.9
August 15, 201123.74
July 29, 201123.38
July 15, 201123.65
June 30, 201123.56
June 15, 201121.54
May 31, 201120.93
May 13, 201120.82
April 29, 201121.96
April 15, 201123.24
March 31, 201122.67
March 15, 201121.84
February 28, 201121.66
February 15, 201120.48
January 31, 201120.25
January 14, 201113.54
December 31, 201012.76
December 15, 201012.49
November 30, 201012.38
November 15, 201012
October 29, 201011.84
October 15, 201011.9
September 30, 201011.81
September 15, 201011.56
August 31, 201011.43
August 13, 201010.75
July 30, 201010.34
July 15, 20109.71
June 30, 20108.83
June 15, 20103.79
May 28, 20104.23
May 14, 20104
April 30, 20104.24
April 15, 20104.68
March 31, 20104.35
March 15, 20104.8
February 26, 20103.9
February 12, 20104.35
January 29, 20104.58
January 15, 20104.91
December 31, 20094.25
December 15, 20096.48
November 30, 20097.08
November 13, 20098.58
October 30, 20098.15
October 15, 20095.27
September 30, 20090.59
August 31, 20090.23
August 14, 20090.12
July 31, 20090.12
July 15, 20090.12
June 30, 20090.12
June 15, 20090.11
May 29, 20090.12
May 15, 20090.04
April 30, 20090.01
April 15, 20090.02
March 31, 20090.01
March 13, 20090.02
February 27, 20090.02
February 13, 20090.01
January 30, 20090.02
January 15, 20090.01
December 31, 20080.01
November 28, 20080.01
November 14, 20080.1
July 15, 20080.12

Institutional Ownership History (%)

This the Institutional Ownership History of Iridium Communications IncPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
June 30, 201693.17
March 31, 201692.79
December 31, 201589.9
June 30, 201589.8
March 31, 201585.87
December 31, 201475.91
September 30, 201475.71
June 30, 201488.07
March 31, 201459.22
December 31, 201358.63
September 30, 201364.15
June 30, 201362.07
March 31, 201358.61
December 31, 201284.22
September 30, 201263.45
June 30, 201257.61
March 31, 201257.17
December 31, 201156.29
September 30, 201154.57
June 30, 201154.43
March 31, 201154.13
December 31, 201072.69
September 30, 201050.7
June 30, 201050.42
March 31, 201038.01
December 31, 200942.91
September 30, 200924.59
June 30, 200948.46
March 31, 200958.96
December 31, 200848.36
September 30, 200837.15
June 30, 200841.73
March 31, 20081.99

Insider ownership (%)

This is the historical insider ownership of Iridium Communications Inc. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.

Date Insider Ownership
June 30, 20165.16
May 31, 20165.16
April 30, 20165.18
March 31, 20165.18
February 29, 20165.19
January 31, 20164.81
December 31, 20155.18
November 30, 20154.68
October 31, 20154.68
September 30, 20154.68
August 31, 20154.69
July 31, 20154.69
June 30, 20154.67
May 31, 20154.66
April 30, 20154.68
March 31, 20154.71
February 28, 20154.62
January 31, 20154.49
December 31, 20144.43
November 30, 20144.44
October 31, 20144.44
September 30, 20144.47
August 31, 20144.47
July 31, 20144.47
June 30, 20144.53
May 31, 20144.53
March 31, 20145.69
February 28, 20145.69
January 31, 20145.67
December 31, 20135.67
November 30, 20135.41
October 31, 20135.42
September 30, 20135.42
August 31, 20135.42
July 31, 20135.42
June 30, 20135.38
May 31, 20135.38
April 30, 20135.39
March 31, 20135.37
January 31, 20135.36
November 30, 20125.36
October 31, 20125.27
September 30, 20125.22
August 31, 20125.22
July 31, 20125.21
June 30, 20125.16
May 31, 20125.16
April 30, 20125.16
March 31, 20125.16
February 29, 20125.16
January 31, 20125
December 31, 20115
November 30, 20114.85
October 31, 20114.78
September 30, 20114.78
August 31, 20114.99
July 31, 20114.99
June 30, 20115.08
May 31, 20115.07
April 30, 20115.07
March 31, 20115.07
February 28, 20115.07
January 31, 20115.07
December 31, 20105.07
November 30, 20104.95
October 31, 20103.83
September 30, 20103.83
August 31, 20103.83
July 31, 20103.66
June 30, 20103.66
May 31, 20103.66
April 30, 20103.35
March 31, 20103.35
February 28, 20103.35
January 31, 20103.35
December 31, 20093.2
November 30, 20093.05
October 31, 20094.14
September 30, 20094.14
August 31, 20092.24
July 31, 20091.73
June 30, 20091.73
May 31, 20091.16
April 30, 20091.16
March 31, 20091.16
February 28, 20091.16
January 31, 20091.16
December 31, 20081.16
November 30, 20081.16

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Scott L. BokN/A1,206,7901.26%2013-01-04
Terry L. JonesN/A585,3730.61%2012-01-05
Matthew J. DeschCEO539,0400.56%2016-03-01
Robert H. NiehausN/A538,6740.56%2015-01-06
Gregory C. EwertN/A290,0920.3%2012-03-01
Eric MorrisonN/A280,2180.29%2009-09-29
Mr. Thomas C. CanfieldDirector191,2230.2%2016-03-01
Parker W. RushN/A164,1210.17%2016-01-06
Donald Lee ThomaN/A149,0280.16%2015-03-01
Thomas J. FitzpatrickN/A133,9100.14%2016-07-01

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
BAMCO Inc Premium9,045,5712016-03-319.470.3871,189
Vanguard Group Inc   Premium Plus8,710,3392016-03-319.12N/A68,551
Baron Growth Fund7,493,4372016-06-307.851.1066,542
BlackRock Fund Advisors   Premium Plus7,414,8642016-03-317.760.0158,355
Capital World Investors   Premium Plus5,070,6152016-03-315.310.0139,906
VA CollegeAmerica Small Cap World5,070,6152016-06-305.310.1845,027
Van Berkom and Associates Inc   Premium Plus4,845,9212016-06-305.071.9743,032
Dimensional Fund Advisors, Inc.   Premium Plus4,085,6152016-03-314.280.0232,153
LSV Asset Management   Premium Plus4,071,5472016-03-314.260.0732,043
Glenmede Trust Co NA   Premium Plus2,924,8252016-03-313.060.1523,017

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