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RHUMBLINE ADVISERS

Position in IRDM — Iridium Communications Inc.

CIK 1115418 BOSTON, MA

Position in IRDM

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$10,865,071
+$4,367,032 QoQ
Shares Held
198,087
-15.4% QoQ
Ownership
0.187%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#65
of 477 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 68% Shared 0% None 32%

Common Shares in IRDM Over Time

Shares Held

Position Value (USD)

Position in Telecom Services

Communication Services · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $1,013,295,050 across 49 Telecom Services names. IRDM ranks #8 (1.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 IRDM
Iridium Communications Inc.
This page
198,087 $10,865,071

All Filings in IRDM

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $10,865,071 198,087
2026-03-31 $6,498,039 234,248
2025-12-31 $3,901,966 224,509
2025-09-30 $4,663,024 267,069
2025-06-30 $8,621,409 285,761
2025-03-31 $8,195,153 299,969
2024-12-31 $9,212,515 317,454
2024-09-30 $9,800,667 321,861
2024-06-30 $8,739,612 328,310
2024-03-31 $9,402,898 359,438
2023-12-31 $15,577,413 378,460
2023-09-30 $17,497,091 384,636
2023-06-30 $24,163,251 388,977
2023-03-31 $24,640,212 397,872
2022-12-31 $20,319,859 395,328
2022-09-30 $17,690,984 398,715
2022-06-30 $14,552,847 387,456
2022-03-31 $14,486,008 359,276
2021-12-31 $14,671,121 355,319
2021-09-30 $14,035,010 352,196
2021-06-30 $13,130,356 328,341
2021-03-31 $14,147,553 342,971
2020-12-31 $13,811,122 351,160
2020-09-30 $8,598,768 336,152
2020-06-30 $8,463,862 332,699
2020-03-31 $7,998,561 358,198