Iridium Communications Inc. - Common Stock, par value $0.001 per share (IRDM)

Q: What does CUSIP 46269C102 represent in this 13F holders report?

CUSIP 46269C102 is the security identifier for IRDM - Iridium Communications Inc. - Common Stock, par value $0.001 per share used to aggregate holder disclosures.

Q: How many institutions held IRDM - Iridium Communications Inc. - Common Stock, par value $0.001 per share in Q4 2018?

229 institutional investors reported IRDM - Iridium Communications Inc. - Common Stock, par value $0.001 per share for Q4 2018. Use the holders table for investor-level position and value details.

CUSIP: 46269C102

Q4 2018 13F Holders as of 31 Dec 2018

Type / Class: Equity / Common Stock, par value $0.001 per share
Shares outstanding: 104,931,794
Total 13F shares: 96,697,001
Share change: -348,681
Total reported value: $1,783,919,024
Put/Call ratio: 622%
Price per share: $18.45
Number of holders: 229
Value change: -$9,708,500
Number of buys: 103
Number of sells: 94

Quarterly Holders Quick Answers

What is CUSIP 46269C102?
CUSIP 46269C102 identifies IRDM - Iridium Communications Inc. - Common Stock, par value $0.001 per share in SEC institutional holdings data.

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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2019
Previous quarter: Q3 2018

Recent filing periods for CUSIP 46269C102:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of IRDM - Iridium Communications Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
BlackRock Finance, Inc.	13F	Company	13%	14,029,610	$315,666,000	—	30 Sep 2018	13F
VANGUARD GROUP INC	13F	Company	9.3%	9,708,479	$218,442,000	—	30 Sep 2018	13F
BAMCO INC /NY/	13F	Company	8.8%	9,227,152	$207,611,000	—	30 Sep 2018	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	5.1%	5,331,509	$119,955,000	—	30 Sep 2018	13F
Van Berkom & Associates Inc.	13F	Company	4.7%	4,984,169	$112,144,000	—	30 Sep 2018	13F
Capital World Investors	13F	Company	4.3%	4,499,868	$101,247,000	—	30 Sep 2018	13F
Capital International Investors	13F	Company	3%	3,166,520	$71,247,000	—	30 Sep 2018	13F
Silver Heights Capital Management Inc	13F	Company	2.9%	3,046,025	$68,536,000	—	30 Sep 2018	13F
STATE STREET CORP	13F	Company	2.6%	2,747,281	$61,819,000	—	30 Sep 2018	13F
GLENMEDE TRUST CO NA	13F	Company	2.5%	2,611,369	$58,754,000	—	30 Sep 2018	13F
Invesco Ltd.	13F	Company	2.4%	2,471,402	$55,606,000	—	30 Sep 2018	13F
NORTHERN TRUST CORP	13F	Company	2.2%	2,340,908	$52,670,000	—	30 Sep 2018	13F
Bank of New York Mellon Corp	13F	Company	2%	2,072,678	$46,636,000	—	30 Sep 2018	13F
PINNACLE ASSOCIATES LTD	13F	Company	1.9%	2,009,414	$45,212,000	—	30 Sep 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	1.7%	1,739,900	$39,148,000	—	30 Sep 2018	13F
FMR LLC	13F	Company	1.2%	1,223,604	$27,532,000	—	30 Sep 2018	13F
Elk Creek Partners, LLC	13F	Company	1%	1,090,124	$24,528,000	—	30 Sep 2018	13F
MORGAN STANLEY	13F	Company	1%	1,056,231	$23,765,000	—	30 Sep 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.96%	1,002,473	$22,555,000	—	30 Sep 2018	13F
PRUDENTIAL FINANCIAL INC	13F	Company	0.94%	991,391	$22,306,000	—	30 Sep 2018	13F
ROYCE & ASSOCIATES LP	13F	Company	0.87%	915,543	$20,600,000	—	30 Sep 2018	13F
ArrowMark Colorado Holdings LLC	13F	Company	0.85%	893,515	$20,104,000	—	30 Sep 2018	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.79%	831,665	$18,712,000	—	30 Sep 2018	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.79%	829,252	$18,658,000	—	30 Sep 2018	13F
PKO Investment Management Joint-Stock Co	13F	Company	0.76%	802,399	$18,053,977	—	30 Sep 2018	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.75%	783,450	$17,628,000	—	30 Sep 2018	13F
D. E. Shaw & Co., Inc.	13F	Company	0.73%	762,263	$17,151,000	—	30 Sep 2018	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.69%	720,846	$16,220,000	—	30 Sep 2018	13F
Cloverdale Capital Management, LLC	13F	Company	0.68%	712,555	$16,032,000	—	30 Sep 2018	13F
GAMCO INVESTORS, INC. ET AL	13F	Company	0.6%	632,000	$14,220,000	—	30 Sep 2018	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.53%	557,921	$12,553,000	—	30 Sep 2018	13F
BLAIR WILLIAM & CO/IL	13F	Company	0.47%	488,015	$10,980,000	—	30 Sep 2018	13F
Raymond James Financial Services Advisors, Inc.	13F	Company	0.45%	474,464	$10,675,000	—	30 Sep 2018	13F
Brahman Capital Corp.	13F	Company	0.44%	459,949	$10,349,000	—	30 Sep 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.44%	457,499	$10,294,000	—	30 Sep 2018	13F
WealthTrust Axiom LLC	13F	Company	0.4%	416,439	$9,369,000	—	30 Sep 2018	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.39%	407,482	$9,168,000	—	30 Sep 2018	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.38%	398,205	$8,960,000	—	30 Sep 2018	13F
RAYMOND JAMES & ASSOCIATES	13F	Company	0.37%	390,281	$8,781,000	—	30 Sep 2018	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.37%	386,828	$8,704,000	—	30 Sep 2018	13F
TEACHERS ADVISORS, LLC	13F	Company	0.35%	369,430	$8,312,000	—	30 Sep 2018	13F
Brandywine Global Investment Management, LLC	13F	Company	0.34%	361,748	$8,140,000	—	30 Sep 2018	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.32%	337,437	$7,593,000	—	30 Sep 2018	13F
FRANKLIN RESOURCES INC	13F	Company	0.31%	326,483	$7,346,000	—	30 Sep 2018	13F
NORGES BANK	13F	Company	0.31%	326,462	$7,345,000	—	30 Sep 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.31%	322,192	$7,249,000	—	30 Sep 2018	13F
BANK OF MONTREAL /CAN/	13F	Company	0.27%	284,350	$6,398,000	—	30 Sep 2018	13F
David M. Knott	13F	Individual	0.27%	281,600	$6,336,000	—	30 Sep 2018	13F
BROWN ADVISORY INC	13F	Company	0.26%	273,210	$6,147,000	—	30 Sep 2018	13F
DEUTSCHE BANK AG\	13F	Company	0.25%	257,333	$5,790,000	—	30 Sep 2018	13F

Institutional Holders of Iridium Communications Inc. - Common Stock, par value $0.001 per share (IRDM) as of Q4 2018

As of 31 Dec 2018, Iridium Communications Inc. - Common Stock, par value $0.001 per share (IRDM) was held by 229 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 96,697,001 shares. The largest 10 holders included BlackRock Inc., Vanguard Group Inc, BAMCO INC /NY/, DIMENSIONAL FUND ADVISORS LP, Van Berkom & Associates Inc., Capital World Investors, FMR LLC, Capital International Investors, Silver Heights Capital Management Inc, and STATE STREET CORP. This page lists 229 institutional shareholders reporting positions in this security for the Q4 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2018 vs Q3 2018 Across Filers

Q3 2018 holders

211

Q4 2018 holders

229

Holder diff

Investor	Q3 2018 Shares	Q4 2018 Shares	Share Diff	Share Chg %	Q3 2018 Value $	Q4 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.