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Iridium Communications
IRDM

Overview Fund Activity

323 hedge funds and large institutions have $3B invested in Iridium Communications in 2025 Q2 according to their latest regulatory filings, with 47 funds opening new positions, 106 increasing their positions, 142 reducing their positions, and 67 closing their positions.

Holders
323
Holders Change
-26
Holders Change %
-7.45%
% of All Funds
4.34%
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
106
Reduced
142
Closed
67
Calls
$14.2M
Puts
$25.9M
Net Calls
-$11.7M
Net Calls Change
-$14.7M

Top Buyers

1
Citadel Advisors
1
Citadel Advisors
Florida
$36.6M
2
SAM
2
Synergy Asset Management
Washington
$20M
3
Norges Bank
3
Norges Bank
Norway
$16.3M
4
SHCM
4
Silver Heights Capital Management
Ontario, Canada
$128M
5
American Century Companies
5
American Century Companies
Missouri
$79.7M

Top Sellers

1
BlackRock
1
BlackRock
New York
$320M
2
BAMCO Inc
2
BAMCO Inc
New York
$253M
3
Millennium Management
3
Millennium Management
New York
$25.1M
4
CSS
4
Cubist Systematic Strategies
Connecticut
$0
5
Qube Research & Technologies (QRT)
5
Qube Research & Technologies (QRT)
United Kingdom
$306K
Name Market Value Shares Shares
Change 		Shares
Change %
Millennium Management
26
Millennium Management
New York
$25.1M 830,874 -617,015 -43%
UBS Group
27
UBS Group
Switzerland
$22.1M 732,144 +238,947 +48%
VOYA Investment Management
28
VOYA Investment Management
Georgia
$21.9M 725,104 +91,308 +14%
Invesco
29
Invesco
Georgia
$21.4M 708,412 -10,431 -1%
Bank of America
30
Bank of America
North Carolina
$21.2M 703,382 +24,923 +4%
SAM
31
Synergy Asset Management
Washington
$20M 662,183 +662,183 New
UBS AM
32
UBS AM
Illinois
$19.7M 652,344 +112,778 +21%
Man Group
33
Man Group
United Kingdom
$18.6M 616,592 +337,470 +121%
Raymond James Financial
34
Raymond James Financial
Florida
$18.1M 601,214 -44,422 -7%
PA
35
Pinnacle Associates
New York
$17.6M 582,863 -181,202 -24%
JPMorgan Chase & Co
36
JPMorgan Chase & Co
New York
$17M 562,371 -176,453 -24%
Norges Bank
37
Norges Bank
Norway
$16.3M 540,176 +540,176 New
Brown Advisory
38
Brown Advisory
Maryland
$15.5M 512,877 +2,585 +0.5%
PCM
39
Penserra Capital Management
California
$12.6M 416,561 +324,428 +352%
Arrowstreet Capital
40
Arrowstreet Capital
Massachusetts
$11.4M 377,571 -170,810 -31%
NL
41
Nuveen LLC
North Carolina
$11.2M 372,390 -204,580 -35%
JAM
42
Jupiter Asset Management
United Kingdom
$10.7M 355,002 +97,313 +38%
Jane Street
43
Jane Street
New York
$10.6M 351,584 +112,230 +47%
Legal & General Group
44
Legal & General Group
United Kingdom
$10.4M 345,492 -75,725 -18%
VanEck Associates
45
VanEck Associates
New York
$10M 331,935 +69,453 +26%
Nordea Investment Management
46
Nordea Investment Management
Sweden
$9.47M 314,769 +3,263 +1%
Acadian Asset Management
47
Acadian Asset Management
Massachusetts
$9.07M 300,714 +125,896 +72%
RhumbLine Advisers
48
RhumbLine Advisers
Massachusetts
$8.62M 285,761 -14,208 -5%
CGH
49
Crossmark Global Holdings
Texas
$8.58M 284,374 +59,610 +27%
Retirement Systems of Alabama
50
Retirement Systems of Alabama
Alabama
$8.56M 283,596 -274 -0.1%
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