I

SEC EDGAR - Form 4 insider activity

Iridium Communications Inc. $IRDM

Tracked equity - 9 filings indexed by Nortis

Nortis signal thesis

Cluster activity detected. Review whether the filings are open-market trades or routine compensation events.

0

OM buys - 90d

0

OM sells - 90d

9

Routine filings

9

Cluster filings

-

Largest trade

15/100

Avg signal score

Filing tape

Recent filings

Last 30d: 9
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
FABoard

FRAZIER LEON ANTHONY - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
YEBoard

YEANEY JACQUELINE E - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
SKBoard

Sears Kay - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
AMBoard

Alterman Louis M - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
SSBoard

Shivanandan Monique S. - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
NHBoard

NIEHAUS ROBERT H - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
CCBoard

Canfield Thomas C - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
FTBoard

FITZPATRICK THOMAS - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
OTBoard

Olson Eric T - Director - -

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing