IRDMNasdaq

Iridium Communications Inc.

Alert me on IRDM

Insider buys, 6 months

Congress trades, 6 months

Signals, 6 months

Six months

After each filing

Sep 17 Sale Last Timothy James Insider

1 week

+3.0%S&P +0.9%

1 month

−7.8%S&P +0.3%

3 months

Result in31 trading days

6 months

Result in94 trading days

Sep 5 Sale Last Timothy James Insider

1 week

−1.2%S&P −1.1%

1 month

+1.5%S&P +1.7%

3 months

Result in24 trading days

6 months

Result in87 trading days

Aug 20 Sale McBride Suzanne E. Insider

1 week

−1.7%S&P +1.1%

1 month

−0.2%S&P +1.7%

3 months

Result in12 trading days

6 months

Result in75 trading days

Aug 20 Sale Kapalka Timothy Insider

1 week

−1.7%S&P +1.1%

1 month

−0.2%S&P +1.7%

3 months

Result in12 trading days

6 months

Result in75 trading days

Aug 20 Sale Morgan Kathleen A. Insider

1 week

−1.7%S&P +1.1%

1 month

−0.2%S&P +1.7%

3 months

Result in12 trading days

6 months

Result in75 trading days

Show all 13

Aug 20 Sale Olson Eric T Insider

1 week

−1.7%S&P +1.1%

1 month

−0.2%S&P +1.7%

3 months

Result in12 trading days

6 months

Result in75 trading days

Aug 20 Sale Last Timothy James Insider

1 week

−1.7%S&P +1.1%

1 month

−0.2%S&P +1.7%

3 months

Result in12 trading days

6 months

Result in75 trading days

Aug 20 Sale FITZPATRICK THOMAS Insider

1 week

−1.7%S&P +1.1%

1 month

−0.2%S&P +1.7%

3 months

Result in12 trading days

6 months

Result in75 trading days

Apr 7 Sale Kapalka Timothy Insider

1 week

+8.0%S&P +5.3%

1 month

+21.4%S&P +11.3%

3 months

+51.5%S&P +13.4%

6 months

+47.6%S&P +18.8%

Nov 4, 2025 Buy DESCH MATTHEW J Insider

1 week

−6.1%S&P +1.1%

1 month

−1.6%S&P +1.4%

3 months

+8.3%S&P +0.6%

6 months

+128.8%S&P +9.0%

Nov 4, 2025 Sale FITZPATRICK THOMAS Insider

1 week

−6.1%S&P +1.1%

1 month

−1.6%S&P +1.4%

3 months

+8.3%S&P +0.6%

6 months

+128.8%S&P +9.0%

Oct 30, 2025 Buy NIEHAUS ROBERT H Insider

1 week

−4.2%S&P −1.4%

1 month

−6.8%S&P +0.1%

3 months

+13.0%S&P +2.6%

6 months

+129.4%S&P +6.2%

Oct 30, 2025 Sale FITZPATRICK THOMAS Insider

1 week

−4.2%S&P −1.4%

1 month

−6.8%S&P +0.1%

3 months

+13.0%S&P +2.6%

6 months

+129.4%S&P +6.2%

Every purchase and sale on this ticker reported by a member of Congress or an insider, measured from the close of the first trading day after it became public to the close 1 week, 1 month, 3 months and 6 months later, each beside the S&P over the same days.

Filings for IRDM

143 held · newest 5143 held · newest 2

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See all 143 filings for IRDM

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New sources, new features and offers like our founding price. A few times a month at most. Stop any time.

Signal history

No signal for this ticker yet. A signal is written when insider buying here scores one dot or more.

Stakes

Jun 30, 2026 Schedule 13G

AQR Capital Management, LLC: 6.6%, 6,979,683 shares

Jun 30, 2026 Schedule 13G, amended

Silver Heights Capital Management Inc: 3.1%, 3,274,947 shares

Jul 31, 2026 Schedule 13D, amended

Baralonco Limited: 9.4%, 10,000,000 shares

Mar 31, 2026 Schedule 13G

Vanguard Portfolio Management: 5.8%, 6,103,943 shares

Apr 2, 2026 Schedule 13D, amended

Baralonco Limited: 9.5%, 10,000,000 shares

Mar 13, 2026 Schedule 13G, amended

The Vanguard Group: 0%, 0 shares

Feb 27, 2026 Schedule 13G, amended

The Vanguard Group: 10.3%, 10,767,247 shares

Dec 31, 2025 Schedule 13G, amended

Silver Heights Capital Management Inc: 5%, 5,251,133 shares

Dec 31, 2025 Schedule 13G

Silver Heights Capital Management Inc: 5%, 5,251,133 shares

Dec 31, 2025 Schedule 13G, amended

BlackRock, Inc.: 12.5%, 13,072,774 shares

Nov 30, 2025 Schedule 13G, amended

ARK Investment Management LLC: 3.9%, 4,116,849 shares

Nov 24, 2025 Schedule 13D, amended

Baralonco Limited: 10%, 10,432,489 shares

Sep 30, 2025 Schedule 13G, amended

Baron Capital Group, Inc.: 0.7%, 682,986 shares

Sep 30, 2025 Schedule 13G, amended

ARK Investment Management LLC: 6.1%, 6,490,108 shares

Schedule 13D is filed within 5 business days of crossing 5 percent by an investor who may seek to influence the company. Schedule 13G is filed by a passive holder, and a large institution has up to 45 days after the quarter end.

Government contracts, last 12 months

Awards of $10M and up, from USAspending · context, not a signal

No contracts of $10M or more in the last 12 months.

Lobbying

Last four quarters

$130KQ4 2025

$130KQ1 2026

$130KQ2 2026

$130KQ3 2026

Unchanged from Q2 2026. Reported to the Senate each quarter by the firms it hires.Original report ↗

Read from LDA.gov between Sep 23, 2026 and Oct 21, 2026. Senate Office of Public Records cannot vouch for the data or analyses derived from these data after the data have been retrieved from LDA.gov.