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GHC

Graham Holdings Co SEC filings
Services-Educational Services · NYSE · Incorporated in DE
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Filing history
2026-11-06
New insider's holdings 3
Filing ↗
2026-11-05
Current report 8-K
Exec/director change
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2026-11-02
5%+ stake update (13D) SCHEDULE 13D/A
Filing ↗
2026-10-29
Current report 8-K
Earnings results
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2026-10-29
Quarterly report 10-Q
Filing ↗
2026-10-02
Insider trade 4
Filing ↗
2026-10-02
Insider trade 4
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2026-10-02
Insider trade 4
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2026-10-02
Insider trade 4
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2026-10-02
Insider trade 4
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2026-08-31
Insider trade 4
Filing ↗
2026-08-28
N-PX N-PX
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2026-08-14
Insider trade 4
Filing ↗
2026-08-14
13F-HR 13F-HR
Filing ↗
2026-08-14
Insider trade 4
Filing ↗
2026-08-14
Insider trade 4
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2026-08-14
Passive 5%+ stake SCHEDULE 13G
Filing ↗
2026-08-05
Current report 8-K
Other event
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2026-07-30
Current report 8-K
Earnings results
Filing ↗
2026-07-30
Quarterly report 10-Q
Filing ↗
2026-07-06
Insider trade 4
Filing ↗
2026-07-06
Insider trade 4
Filing ↗
2026-07-06
Insider trade 4
Filing ↗
2026-07-06
Insider trade 4
Filing ↗
2026-07-06
Insider trade 4
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2026-06-25
Employee plan report 11-K
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2026-06-25
Employee plan report 11-K
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2026-06-25
Employee plan report 11-K
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2026-05-29
Conflict minerals report SD
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2026-05-28
Insider trade 4
Filing ↗
2026-05-28
Insider trade 4
Filing ↗
2026-05-28
Insider trade 4
Filing ↗
2026-05-15
13F-HR 13F-HR
Filing ↗
2026-05-15
Passive 5%+ stake update SCHEDULE 13G/A
Filing ↗
2026-05-05
Current report 8-K
Shareholder vote
Filing ↗
2026-05-01
Current report 8-K
Other event
Filing ↗
2026-04-30
Passive 5%+ stake SCHEDULE 13G
Filing ↗
2026-04-30
Current report 8-K
Earnings results
Filing ↗
2026-04-30
Quarterly report 10-Q
Filing ↗
2026-04-29
Passive 5%+ stake SCHEDULE 13G
Filing ↗