G

SEC EDGAR - Form 4 insider activity

Graham Holdings Co $GHC

Tracked equity - 5 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

5

Routine filings

5

Cluster filings

$27.3K

Largest trade

15/100

Avg signal score

Filing tape

Recent filings

Last 30d: 5
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-02
WJBoard

WAGONER G RICHARD JR - Director - $23.9K

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
MMBoard

MULCAHY ANNE M - Director - $23.9K

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
MABoard

Markell Jack A. - Director - $8.0K

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
DCBoard

Davis Christopher C - Director - $27.3K

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
CYBoard

CONLEY DANIELLE Y. - Director - $21.6K

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