Iridium Communications Inc. (IRDM) Stock
6 of the hedge funds AlphaScala tracks reported IRDM in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is ARK Invest's at $66.65M. Company insiders reported 0 open-market buys and 11 sales on SEC Form 4 in the 90 days to Nov 3, 2026.
Which hedge funds own IRDM?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| ARK Invest Cathie Wood | 1.22M | $66.65M | -30% |
| Renaissance Technologies Jim Simons (founder) | 610K | $33.45M | +376% |
| Millennium Management Israel Englander | 153K | $8.40M | -69% |
| Bridgewater Associates Ray Dalio | 44K | $2.39M | -59% |
| D.E. Shaw David Shaw | 39K | $2.14M | -53% |
| Point72 Steve Cohen | 1K | $78.6K | -99% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are Iridium Communications Inc. insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 15, 26 | Last Timothy James | EVP, Sales & Marketing | SELL | 5.8K | $267K |
| Sep 3, 26 | Last Timothy James | EVP, Sales & Marketing | SELL | 2.0K | $95K |
| Aug 18, 26 | Fitzpatrick Thomas | Director | SELL | 15.0K | $740K |
| Aug 17, 26 | Olson Eric T | Director | SELL | 8.0K | $405K |
| Aug 17, 26 | Morgan Kathleen A. | Chief Legal Officer | SELL | 32.6K | $1.6M |
| Aug 17, 26 | Morgan Kathleen A. | Chief Legal Officer | SELL | 544 | $28K |
| Aug 17, 26 | Mcbride Suzanne E. | Chief Operations Officer | SELL | 85.5K | $4.3M |
| Aug 17, 26 | Kapalka Timothy | CAO Iridium Satellite LLC | SELL | 13.5K | $681K |
| Aug 17, 26 | Last Timothy James | EVP, Sales & Marketing | SELL | 19.0K | $957K |
| Aug 17, 26 | Last Timothy James | EVP, Sales & Marketing | SELL | 500 | $25K |
SEC Form 4 filings as of Nov 3, 2026
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Powered by TradingViewWhat does Iridium Communications Inc. do?
Iridium Communications Inc. is a leading provider of global satellite communications services and products, offering true worldwide coverage through a constellation of low earth-orbiting satellites. The company delivers mobile voice and data communications to businesses, the United States and international governments, non-governmental organizations, and consumers. Its offerings include personal communicators, messengers, trackers, satellite phones, push-to-talk devices, broadband and midband terminals, external terminals, docking stations, apps, and accessories. Iridium Communications Inc. serves critical sectors such as land mobile, aviation, maritime including merchant shipping, fishing, leisure and research vessels, satellite-based IoT, hosted payloads, and other data services. Solutions are tailored for industries like government and military, emergency and humanitarian services, mining, forestry, oil and gas, heavy equipment, transportation, and utilities. Founded in 2000 and headquartered in McLean, Virginia, Iridium Communications Inc. connects people, organizations, and assets in real time from virtually anywhere on Earth.