How many institutions held IRDM - Iridium Communications Inc. - Common Stock, $0.001 par value in Q3 2026?

87 institutional investors reported IRDM - Iridium Communications Inc. - Common Stock, $0.001 par value for Q3 2026. Use the holders table for investor-level position and value details.

Iridium Communications Inc. - Common Stock, $0.001 par value (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, $0.001 par value used to aggregate holder disclosures.

CUSIP: 46269C102

Q3 2026 13F Holders as of 30 Sep 2026

Security type / class: Equity / Common Stock, $0.001 par value
Total 13F shares: 1,569,486
Total 13F value: $75,147,323
Share change: -656,325
SEC-reported price per share: $47.90
Number of holders: 87
Value change: -$36,228,272
Number of buys: 42
Number of sells: 43
Shares outstanding: 105,752,773

Security key

46269C102

Report period

Q3 2026

Institutions

Top holders

IRDM full security history Ownership snapshot Full 13F holder table Iridium Communications Inc. SEC filings Iridium Communications Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 46269C102

Recent filing periods:

Q3 2026

Ownership snapshot

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

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

BlackRock, Inc.

Disclosed value leader

BlackRock, Inc.

Comparable rows

7/15

Latest evidence

31 Jul 2026

13F 13D/G 3/4/5 Lead comparable stake: 12% 8 rows are not safely comparable across share classes. 13D/G row: BlackRock, Inc. Showing 1-6 of 15 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 12%.

7 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock, Inc.'s linked filing trail.

Comparable ownership Top 5

BlackRock, Inc. 12%

Baralonco Ltd 9.4%

AQR CAPITAL MANAGEMENT LLC 6.6%

VANGUARD PORTFOLIO MANAGEMENT LLC 5.8%

ARK Investment Management LLC 3.9%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	12% Reported 13D/G · 31 Dec 2025	$737,586,517 13,447,338 shares	—	30 Jun 2026
Baralonco Ltd	13D/G 3/4/5 Baralonco Limited · 10%+ Owner 13D/G 3/4/5	9.4% Reported 13D/G · 31 Jul 2026	$537,500,000 10,000,000 shares	$0	31 Jul 2026
AQR CAPITAL MANAGEMENT LLC	13D/G 13F Company 13D/G 13F	6.6% Reported 13D/G · 30 Jun 2026	$375,157,961 6,979,683 shares	$0	30 Jun 2026
VANGUARD PORTFOLIO MANAGEMENT LLC	13F 13D/G Company · Vanguard Portfolio Management 13F 13D/G	5.8% Reported 13D/G · 31 Mar 2026	$298,405,885 5,440,399 shares	—	30 Jun 2026
ARK Investment Management LLC	13D/G 13F Company 13D/G 13F	3.9% Reported 13D/G · 30 Nov 2025	$68,710,210 4,116,849 shares	-$39,609,693	30 Nov 2025
Silver Heights Capital Management Inc	13F 13D/G Company 13F 13D/G	3.1% Reported 13D/G · 30 Jun 2026	$179,630,843 3,274,947 shares	—	30 Jun 2026

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

1,569,486

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders

483

Q3 2026 holders

Holder diff

-396

Investor	Q2 2026 Shares	Q3 2026 Shares	Share Diff	Share Chg %	Q2 2026 value	Q3 2026 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend