Security key
46269C102
Iridium Communications Inc. - Common Stock (IRDM)
CUSIP: 46269C102
Q2 2026 13F Holders as of 30 Jun 2026
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 176,798
- Total 13F value
- $9,697,646
- Share change
- -101,682
- SEC-reported price per share
- $54.85
- Number of holders
- 10
- Value change
- -$5,577,420
- Number of buys
- 3
- Number of sells
- 3
- Shares outstanding
- 105,059,260
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2026
Institutions
10
Top holders
10
IRDM full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q1 2026
Iridium Communications Inc. SEC filings
Iridium Communications Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 46269C102
Recent filing periods:
Ownership snapshot
Top reported holders of IRDM - Iridium Communications Inc. - Common Stock (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
Baralonco Ltd
Comparable rows
15/15
Latest evidence
30 Jun 2026
13F
13D/G
3/4/5
Lead comparable stake: 12%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 12%.
15 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
9.5%
VANGUARD PORTFOLIO MANAGEMENT LLC
5.8%
Silver Heights Capital Management...
5%
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
|
12%
from 13D/G
|
$386,684,998
13,939,618 shares
|
— | 31 Mar 2026 |
| Baralonco Ltd |
3/4/5
13D/G
10%+ Owner · Baralonco Limited
|
9.5%
from 13D/G
|
$520,170,423
13,099,230 shares
|
— | 24 Aug 2021 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
Vanguard Portfolio Management · Company
|
5.8%
|
$169,323,379
6,103,943 shares
|
$0 | 31 Mar 2026 |
| Silver Heights Capital Management Inc |
13F
13D/G
Company
|
5%
from 13D/G
|
$142,735,587
5,145,479 shares
|
— | 31 Mar 2026 |
| ARK Investment Management LLC |
13D/G
13F
Company
|
3.9%
|
$68,710,210
4,116,849 shares
|
-$39,609,693 | 30 Nov 2025 |
| BAMCO INC /NY/ |
13D/G
Baron Capital Group, Inc.
|
0.65%
|
$11,924,936
682,986 shares
|
-$134,353,321 | 30 Sep 2025 |
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 Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
10
Shares
176,798
Rows available
10
| 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 Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
375
Q2 2026 holders
10
Holder diff
-365
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend