$GHC 4 SEC Filings

Filed On	Filing
02 Oct 2026	Form 4: Wagoner G Richard Jr, Director Received 21 shares as a grant or award ($23.9K)
02 Oct 2026	Form 4: Mulcahy Anne M, Director Received 21 shares as a grant or award ($23.9K)
02 Oct 2026	Form 4: Markell Jack A., Director Received 7 shares as a grant or award ($7.97K)
02 Oct 2026	Form 4: Davis Christopher C, Director Received 24 shares as a grant or award ($27.3K)
02 Oct 2026	Form 4: Conley Danielle Y., Director Received 19 shares as a grant or award ($21.6K)
31 Aug 2026	Form 4: Maas, Jacob, Executive VP Received 1,000 shares as a grant or award · Gave up 501 shares to cover exercise price or tax ($581K)
14 Aug 2026	Form 4: O'Shaughnessy Timothy J, Director Disposed of 4,211 shares (Other Transaction) · Acquired 8,422 Class A Common Stock (Other Transaction)
14 Aug 2026	Form 4: O'Shaughnessy Laura, 10% owner Disposed of 4,211 shares (Other Transaction) · Acquired 8,422 Class A Common Stock (Other Transaction)
14 Aug 2026	Form 4: Graham Donald, Director Disposed of 12,633 Class A Common Stock (Other Transaction)
06 Jul 2026	Form 4: Wagoner G Richard Jr, Director Received 21 shares as a grant or award ($24.4K)
06 Jul 2026	Form 4: Mulcahy Anne M, Director Received 21 shares as a grant or award ($24.4K)
06 Jul 2026	Form 4: Markell Jack A., Director Received 7 shares as a grant or award ($8.13K)
06 Jul 2026	Form 4: Davis Christopher C, Director Received 23 shares as a grant or award ($26.7K)
06 Jul 2026	Form 4: Conley Danielle Y., Director Received 19 shares as a grant or award ($22.1K)
28 May 2026	Form 4: O'Shaughnessy Laura, 10% owner Disposed of 6,000 shares (Other Transaction) · Acquired 6,000 Class A Common Stock (Other Transaction)
28 May 2026	Form 4: Weymouth Katharine, Director Acquired 6,000 shares (Other Transaction) · Disposed of 6,000 Class A Common Stock (Other Transaction)
28 May 2026	Form 4: O'Shaughnessy Timothy J, Director Disposed of 6,000 shares (Other Transaction) · Acquired 6,000 Class A Common Stock (Other Transaction)
02 Apr 2026	Form 4: Wagoner G Richard Jr, Director Received 23 shares as a grant or award ($24.4K)
02 Apr 2026	Form 4: Mulcahy Anne M, Director Received 23 shares as a grant or award ($24.4K)
02 Apr 2026	Form 4: Markell Jack A., Director Received 8 shares as a grant or award ($8.49K)

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