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Iridium Communications
IRDM

Overview Fund Activity

325 hedge funds and large institutions have $3.06B invested in Iridium Communications in 2025 Q2 according to their latest regulatory filings, with 47 funds opening new positions, 107 increasing their positions, 143 reducing their positions, and 68 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
325
Holders Change
-24
Holders Change %
-6.88%
% of All Funds
4.36%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
47
Increased
107
Reduced
143
Closed
68
Calls
$18.4M
Puts
$28.7M
Net Calls
-$10.3M
Net Calls Change
-$13.3M

Top Buyers

1
Citadel Advisors
Citadel Advisors
Florida
$36.6M
2
SAM
Synergy Asset Management
Washington
$20M
3
SHCM
Silver Heights Capital Management
Ontario, Canada
$128M
4
American Century Companies
American Century Companies
Missouri
$79.7M
5
AIM
ARK Investment Management
Florida
$161M

Top Sellers

1
BlackRock
BlackRock
New York
$320M
2
BAMCO Inc
BAMCO Inc
New York
$253M
3
Millennium Management
Millennium Management
New York
$25.1M
4
CSS
Cubist Systematic Strategies
Connecticut
$0
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$306K
Name Holding Trade Value Shares
Change 		Shares
Change %
Victory Capital Management
76
Victory Capital Management
Texas
$3.49M +$2.45M +80,182 +236%
GIS
77
Graphene Investments SAS
France
$3.48M +$3.48M +115,300 New
New York State Teachers Retirement System (NYSTRS)
78
New York State Teachers Retirement System (NYSTRS)
New York
$3.45M -$21.1K -700 -0.6%
Thrivent Financial for Lutherans
79
Thrivent Financial for Lutherans
Minnesota
$3.44M -$1.57K -52 -0%
PAG
80
Private Advisor Group
New Jersey
$3.32M -$299K -9,902 -8%
Capital Fund Management (CFM)
81
Capital Fund Management (CFM)
France
$2.95M -$798K -26,447 -21%
California State Teachers Retirement System (CalSTRS)
82
California State Teachers Retirement System (CalSTRS)
California
$2.95M -$27.3K -904 -0.9%
PA
83
Paralel Advisors
Colorado
$2.95M +$54.7K +1,814 +2%
Los Angeles Capital Management
84
Los Angeles Capital Management
California
$2.87M -$2.73M -90,473 -49%
AI
85
ArchPoint Investors
Florida
$2.82M +$2.82M +93,609 New
Verition Fund Management
86
Verition Fund Management
Connecticut
$2.77M -$1.39M -46,095 -33%
State Board of Administration of Florida Retirement System
87
State Board of Administration of Florida Retirement System
Florida
$2.62M -$23.2K -770 -0.9%
HSBC Holdings
88
HSBC Holdings
United Kingdom
$2.53M -$1.42M -46,804 -36%
Canada Life
89
Canada Life
Manitoba, Canada
$2.43M -$76.5K -2,533 -3%
Manulife (Manufacturers Life Insurance)
90
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.38M -$141K -4,670 -6%
State of New Jersey Common Pension Fund D
91
State of New Jersey Common Pension Fund D
New Jersey
$2.23M +$369K +12,224 +20%
SC
92
Skylands Capital
Wisconsin
$2.21M -$9.05K -300 -0.4%
Citigroup
93
Citigroup
New York
$2.21M +$1.07M +35,565 +94%
Macquarie Group
94
Macquarie Group
Australia
$2.13M -$548K -18,152 -20%
IIM
95
INTECH Investment Management
Florida
$2.02M +$14.3K +473 +0.7%
DFCM
96
Dark Forest Capital Management
Puerto Rico
$1.94M -$784 -26 -0%
Susquehanna International Group
97
Susquehanna International Group
Pennsylvania
$1.91M +$1.14M +37,785 +148%
Holocene Advisors
98
Holocene Advisors
New York
$1.82M -$280K -9,279 -13%
LPL Financial
99
LPL Financial
California
$1.77M +$330K +10,946 +23%
NIG
100
NFJ Investment Group
Texas
$1.77M -$11K -365 -0.6%
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4
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