Iridium Communications Inc. (IRDM) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

107,837,000Shares Outstanding
89,604,643Shares held by institutions
$4,243,675,892Value of institutional holdings
83.09%Institutional ownership %
12.43%Shares Changed QoQ
373No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Iridium Communications Inc. (NASDAQ:IRDM) has 310 institutional investors that have filed 13F reports for the period ending December 2025.

626 Institutional Holders

89,604,643 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
BlackRock, Inc. 31 Mar, 2026 13,939,618 48,468 0.35% $386,684,998.00
BlackRock, Inc. 31 Mar, 2026 13,891,150 2,895,186 26.33% $241,428,182.00
VANGUARD GROUP INC 31 Mar, 2026 10,157,227 677,258 7.14% $176,532,606.00
VANGUARD PORTFOLIO MANAGEMENT LLC 31 Mar, 2026 6,091,749 6,091,749 0.00% $168,985,117.00
Silver Heights Capital Management Inc 31 Mar, 2026 5,251,133 61,430 1.18% $91,264,692.00
Silver Heights Capital Management Inc 31 Mar, 2026 5,145,479 -105,654 -2.01% $142,735,587.00
State Street Corp 31 Mar, 2026 5,050,166 288,417 6.06% $140,091,605.00
State Street Corp 31 Mar, 2026 4,761,749 725,856 17.99% $82,759,198.00
Goldman Sachs Group Inc 31 Mar, 2026 4,646,340 2,732,073 142.72% $80,753,422.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Mar, 2026 4,111,325 4,111,325 0.00% $114,048,156.00
AMERICAN CENTURY COMPANIES INC 31 Mar, 2026 3,469,954 391,275 12.71% $96,256,531.00
Gotham Asset Management, LLC 31 Mar, 2026 3,353,971 1,044,221 45.21% $93,039,156.00
AMERICAN CENTURY COMPANIES INC 31 Mar, 2026 3,078,679 199,777 6.94% $53,507,467.00
AQR CAPITAL MANAGEMENT LLC 31 Mar, 2026 2,917,827 2,438,713 509.00% $80,940,517.00
ARK Investment Management LLC 31 Mar, 2026 2,850,606 -3,639,502 -56.08% $49,543,532.00
Gotham Asset Management, LLC 31 Mar, 2026 2,309,750 2,002,232 651.09% $40,143,455.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 2,159,061 65,937 3.15% $59,884,289.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 2,093,124 -234,271 -10.07% $36,379,548.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 2,007,011 99,214 5.20% $55,688,276.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 1,907,797 203,820 11.96% $33,165,119.00