Who Owns Iridium Communications Inc. (IRDM)?Hedge Fund & Institutional Holders

$24.79+0.01 (+0.04%)Communication ServicesNASDAQ

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$InfinityT

% of Float Held

Infinity%

QoQ Change in Holders

+5 / -3

Price History

$15.84$20.27$24.70$29.14$33.57Aug 24Jun 25Mar 26

IRDM — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
Gotham Asset Management, LLCIncreased+2.0M+$34.6B
Sumitomo Mitsui Trust Group, Inc.New Position+1.2M+$20.3B
PRINCIPAL FINANCIAL GROUP INCNew Position+498K+$8.6B
BARCLAYS PLCIncreased+443K+$7.6B
FMR LLCIncreased+77K+$7.0B
GOLDMAN SACHS GROUP INCIncreased+409K+$6.6B
PUBLIC SECTOR PENSION INVESTMENT BOARDNew Position+363K+$6.0B
AQR CAPITAL MANAGEMENT LLCIncreased+351K+$5.8B
Bridgewater Associates, LPIncreased+303K+$5.0B
NORDEA INVESTMENT MANAGEMENT ABNew Position+268K+$4.6B
Point72 Asset Management, L.P.New Position+248K+$4.0B
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPIncreased+218K+$3.6B
CAPITAL FUND MANAGEMENT S.A.Increased+239K+$3.6B
JANUS HENDERSON GROUP PLCIncreased+235K+$3.2B
STIFEL FINANCIAL CORPIncreased+190K+$3.0B

IRDM — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
ARK Investment Management LLCDecreased-3.6M-$63.8B
Amova Asset Management Americas, Inc.Decreased-3.2M-$55.8B
MILLENNIUM MANAGEMENT LLCDecreased-2.0M-$35.1B
Pacer Advisors, Inc.Decreased-303K-$30.4B
ANCHOR CAPITAL MANAGEMENT COMPANY, LLCClosed Position-735K-$12.8B
M&G PlcClosed Position-681K-$11.6B
Trexquant Investment LPDecreased-38K-$9.9B
CITADEL ADVISORS LLCDecreased-510K-$9.8B
JANE STREET GROUP, LLCDecreased-401K-$8.8B
BAMCO INC /NY/Decreased-483K-$8.4B
DIMENSIONAL FUND ADVISORS LPDecreased-234K-$6.6B
NORTHERN TRUST CORPDecreased-69K-$5.2B
Engineers Gate Manager LPDecreased-141K-$5.1B
Robertson Opportunity Capital, LLCClosed Position-287K-$5.0B
CITIGROUP INCDecreased-221K-$4.4B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1Silver Heights Capital Management Inc5,251,133$91.3B36.21%Share
2AMERICAN CENTURY COMPANIES INC3,078,679$53.0B26.64%Share
3ARK Investment Management LLC2,850,606$49.5B328.81%Share
4Gotham Asset Management, LLC2,309,750$40.0B146.05%Share
5DIMENSIONAL FUND ADVISORS LP1,888,118$32.0B6.71%Share
6Man Group plc1,519,806$26.0B44.20%Share
7GOLDMAN SACHS GROUP INC1,513,253$26.0B3.21%Share
8UBS Group AG1,250,547$21.7B3.52%Share
9Sumitomo Mitsui Trust Group, Inc.1,170,252$20.3B11.94%Share
10CHARLES SCHWAB INVESTMENT MANAGEMENT INC1,206,189$20.0B3.11%Share
11ARROWSTREET CAPITAL, LIMITED PARTNERSHIP1,155,467$20.0B11.71%Share
12Amova Asset Management Americas, Inc.1,117,952$19.4B224.42%Share
13CITADEL ADVISORS LLC1,135,383$19.0B2.85%Share
14MILLENNIUM MANAGEMENT LLC1,037,281$18.0B7.57%Share
15BARCLAYS PLC980,552$17.0B4.08%Share
16SCHRODER INVESTMENT MANAGEMENT GROUP954,707$16.0B12.13%Share
17Invesco Ltd.891,498$15.5B2.38%Share
18JUPITER ASSET MANAGEMENT LTD808,392$14.0B112.46%Share
19GOLDMAN SACHS GROUP INC809,917$14.0B1.73%Share
20TWO SIGMA INVESTMENTS, LP700,544$12.0B16.93%Share
21NORTHERN TRUST CORP666,818$11.0B1.40%Share
22PINNACLE ASSOCIATES LTD606,384$10.5B135.21%Share
23JPMORGAN CHASE & CO541,413$9.0B0.57%Share
24PRINCIPAL FINANCIAL GROUP INC494,710$8.6B4.39%Share
25AQR CAPITAL MANAGEMENT LLC475,300$8.0B4.20%Share
26Bridgewater Associates, LP419,838$7.0B25.53%Share
27FMR LLC455,878$7.0B0.36%Share
28FIRST TRUST ADVISORS LP428,349$7.0B5.09%Share
29Nuveen, LLC413,895$7.0B1.83%Share
30PUBLIC SECTOR PENSION INVESTMENT BOARD362,500$6.0B20.15%Share
31CAPITAL FUND MANAGEMENT S.A.378,575$6.0B16.67%Share
32TWO SIGMA ADVISERS, LP353,826$6.0B11.67%Share
33Crossmark Global Holdings, Inc.291,486$5.1B72.65%Share
34Man Group plc331,722$5.0B8.50%Share
35STIFEL FINANCIAL CORP302,780$5.0B4.50%Share
36VICTORY CAPITAL MANAGEMENT INC322,542$5.0B2.82%Share
37BROWN ADVISORY INC305,092$5.0B6.98%Share
38Point72 Asset Management, L.P.248,461$4.0B4.47%Share
39BLAIR WILLIAM & CO/IL234,958$4.0B10.74%Share
40Russell Investments Group, Ltd.234,419$4.0B4.36%Share
41DARK FOREST CAPITAL MANAGEMENT LP248,011$4.0B0.18%Share
42JANUS HENDERSON GROUP PLC234,620$4.0B1.79%Share
43BAMCO INC /NY/200,000$3.5B9.42%Share
44GROUP ONE TRADING LLC198,700$3.5B6.03%Call
45Carolina Wealth Advisors, LLC196,131$3.4B1.52%Share
46NORDEA INVESTMENT MANAGEMENT AB187,565$3.2B2.79%Share
47Legal & General Group Plc228,957$3.0B0.67%Share
48AMERIPRISE FINANCIAL INC196,232$3.0B0.68%Share
49BANK OF AMERICA CORP /DE/191,731$3.0B0.22%Share
50RAYMOND JAMES FINANCIAL INC214,507$3.0B0.93%Share

IRDM Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025317$774.5B+82
Q3 2025235$998.6B-52
Q2 2025287$1.7T-61
Q1 2025348$2.1T+31
Q4 2024317$2.8T+47
Q3 2024270$65.5T+11
Q2 2024259$101.9T+16
Q1 2024243$62.9T—

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As of Q4 2025, 50 institutional investors hold IRDM (Iridium Communications Inc.). The largest holder is Silver Heights Capital Management Inc with $91.3B in shares. This quarter, 5 institutions opened new positions and 3 closed their positions.

Frequently Asked Questions

How many hedge funds own IRDM?

As of Q4 2025, 50 institutional investors report holding IRDM (Iridium Communications Inc.) in their 13F filings.

Who is the largest institutional holder of IRDM?

The largest institutional holder of IRDM is Silver Heights Capital Management Inc with $91.3B in shares.

Is institutional ownership of IRDM increasing or decreasing?

This quarter, 5 institutions opened new positions in IRDM and 3 closed their positions.