Iridium Communications Inc. (IRDM) Insider Trading

Over the last 3 months, IRDM insiders made 0 open-market buys and 9 sales, a net sale of -$19.3M (SEC Form 4). Over the last 6 months, 281 institutions increased and 232 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
9
Net (3m)
-$19.3M
Insider trades by month Buys Sells
Jun
Oct
Nov
Apr
Aug
Context3-month price -2%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
Aug 19, 2026Morgan Kathleen A.officer: Chief Legal OfficerSell544$50.85
Aug 19, 2026McBride Suzanne E.director, officer: Chief Operations OfficerSell85,454$50.28
Aug 19, 2026Kapalka Timothyofficer: CAO Iridium Satellite LLCSell13,473$50.51
Aug 19, 2026FITZPATRICK THOMASdirectorSell209,233$50.22
Aug 19, 2026Last Timothy Jamesofficer: EVP, Sales & MarketingSell19,021$50.33
Aug 19, 2026Last Timothy Jamesofficer: EVP, Sales & MarketingSell500$50.88
Aug 19, 2026FITZPATRICK THOMASdirectorSell15,046$49.20
Aug 19, 2026Olson Eric TdirectorSell8,000$50.61
Aug 19, 2026Morgan Kathleen A.officer: Chief Legal OfficerSell32,648$50.34
Jul 13, 2026Thoma Donald Leeofficer: EVP, AireonGrant41,949
Jul 2, 2026Canfield Thomas CdirectorGrant639
Jul 2, 2026NIEHAUS ROBERT HdirectorGrant378
Jul 2, 2026FRAZIER LEON ANTHONYdirectorGrant93
Jul 2, 2026FITZPATRICK THOMASdirectorGrant48
Jul 2, 2026Alterman Louis MdirectorGrant38
Jul 2, 2026Sears KaydirectorGrant30
Jul 2, 2026Olson Eric TdirectorGrant385
Jun 2, 2026Last Timothy Jamesofficer: EVP, Sales & MarketingTax1,498$51.78
Jun 2, 2026DESCH MATTHEW Jdirector, officer: Chief Executive OfficerTax9,583$51.78
Jun 2, 2026McBride Suzanne E.director, officer: Chief Operations OfficerTax3,622$51.78
Jun 2, 2026Morgan Kathleen A.officer: Chief Legal OfficerTax2,052$51.78
Jun 2, 2026Scheimreif Scottofficer: EVP-Government ProgramsTax2,205$51.78
Jun 2, 2026O'Neill Vincent Jamesofficer: Chief Financial OfficerTax1,459$51.78
Jun 2, 2026Kapalka Timothyofficer: CAO Iridium Satellite LLCTax692$51.78
Jun 2, 2026Kapalka Timothyofficer: CAO Iridium Satellite LLCGrant4,175
Apr 6, 2026Kapalka Timothyofficer: CAO Iridium Satellite LLCSell3,790$31.00
Apr 6, 2026Kapalka Timothyofficer: CAO Iridium Satellite LLCSell2,043$33.00
Apr 2, 2026FITZPATRICK THOMASdirectorGrant95
Apr 2, 2026YEANEY JACQUELINE EdirectorGrant58
Apr 2, 2026Krongard A BdirectorGrant640

Source: IRDM SEC Form 4 filings, latest Aug 19, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their IRDM positions over the last 6 months (SEC Form 13F).

Increased
281
New positions
265
Reduced
232
Sold out
49
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Increased13.9MMay 13, 2026
BlackRock, Inc.Reduced13.4MAug 7, 2026
AQR CAPITAL MANAGEMENT LLCIncreased6.8MAug 14, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position6.1MMay 8, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCReduced5.4MAug 13, 2026
SILVER HEIGHTS CAPITAL MANAGEMENT INCReduced5.1MMay 13, 2026
STATE STREET CORPIncreased5.1MMay 15, 2026
AMERICAN CENTURY COMPANIES INCIncreased4.9MAug 12, 2026
STATE STREET CORPReduced4.7MAug 7, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased4.2MAug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position4.1MMay 15, 2026
AMERICAN CENTURY COMPANIES INCIncreased3.5MMay 15, 2026
GOTHAM ASSET MANAGEMENT, LLCIncreased3.4MMay 15, 2026
Silver Heights Capital Management IncReduced3.3MAug 12, 2026
AQR CAPITAL MANAGEMENT LLCIncreased2.9MMay 15, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.