MCLEAN, VA
IRIDIUM COMMUNICATIONS INC.IRDM— Latest position per institution from SEC 13F filings
15
Institutional holders
90.21M
Total shares held
2.34B
Estimated value
4.51M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
13.94M
Value
386.68M
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
11.71M
Value
311.67M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
10.16M
Value
176.53M
Filed
Dec 31, 2025
CAPITAL INTERNATIONAL INVESTORS
CIK 1562230
Shares
7.40M
Value
304.72M
Filed
Dec 31, 2023
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
6.09M
Value
168.99M
Filed
Mar 31, 2026
SILVER HEIGHTS CAPITAL MANAGEMENT INC
CIK 1705712
Shares
5.15M
Value
142.74M
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
5.05M
Value
140.09M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
4.11M
Value
114.05M
Filed
Mar 31, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
3.47M
Value
96.26M
Filed
Mar 31, 2026
GOTHAM ASSET MANAGEMENT, LLC
CIK 1510387
Shares
3.35M
Value
93.04M
Filed
Mar 31, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
2.92M
Value
80.94M
Filed
Mar 31, 2026
VAN BERKOM & ASSOCIATES INC.
CIK 1524408
Shares
2.86M
Value
86.38K
Filed
Jun 30, 2025
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
2.16M
Value
59.88M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
2.01M
Value
55.69M
Filed
Mar 31, 2026
MAN GROUP PLC
CIK 1637460
Shares
1.91M
Value
52.90M
Filed
Mar 31, 2026
PACER ADVISORS, INC.
CIK 1616667
Shares
1.74M
Value
30.45M
Filed
Sep 30, 2025
ARK INVESTMENT MANAGEMENT LLC
CIK 1697748
Shares
1.73M
Value
47.90M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
1.58M
Value
43.92M
Filed
Mar 31, 2026
VAN ECK ASSOCIATES CORP
CIK 869178
Shares
1.50M
Value
41.74K
Filed
Mar 31, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
1.37M
Value
37.89M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 13.94M | 386.68M | Mar 31, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 11.71M | 311.67M | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 10.16M | 176.53M | Dec 31, 2025 |
| 4 | CAPITAL INTERNATIONAL INVESTORS | 1562230 | 7.40M | 304.72M | Dec 31, 2023 |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 6.09M | 168.99M | Mar 31, 2026 |
| 6 | SILVER HEIGHTS CAPITAL MANAGEMENT INC | 1705712 | 5.15M | 142.74M | Mar 31, 2026 |
| 7 | STATE STREET CORP | 93751 | 5.05M | 140.09M | Mar 31, 2026 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 4.11M | 114.05M | Mar 31, 2026 |
| 9 | AMERICAN CENTURY COMPANIES INC | 748054 | 3.47M | 96.26M | Mar 31, 2026 |
| 10 | GOTHAM ASSET MANAGEMENT, LLC | 1510387 | 3.35M | 93.04M | Mar 31, 2026 |
| 11 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 2.92M | 80.94M | Mar 31, 2026 |
| 12 | VAN BERKOM & ASSOCIATES INC. | 1524408 | 2.86M | 86.38K | Jun 30, 2025 |
| 13 | DIMENSIONAL FUND ADVISORS LP | 354204 | 2.16M | 59.88M | Mar 31, 2026 |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 2.01M | 55.69M | Mar 31, 2026 |
| 15 | MAN GROUP PLC | 1637460 | 1.91M | 52.90M | Mar 31, 2026 |
| 16 | PACER ADVISORS, INC. | 1616667 | 1.74M | 30.45M | Sep 30, 2025 |
| 17 | ARK INVESTMENT MANAGEMENT LLC | 1697748 | 1.73M | 47.90M | Mar 31, 2026 |
| 18 | MORGAN STANLEY | 895421 | 1.58M | 43.92M | Mar 31, 2026 |
| 19 | VAN ECK ASSOCIATES CORP | 869178 | 1.50M | 41.74K | Mar 31, 2026 |
| 20 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 1.37M | 37.89M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.