SEC CIK 1621362

O'Shaughnessy Timothy J

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
GHCview stock →22,8782026-08-13

Position History — GHC

Reported shares owned immediately after each Form 4 transaction, over time.

011,44122,88234,3232025-082025-082025-092025-092025-102025-112025-112026-052026-052026-08

Recent Filings — GHC

DateActivitySharesPriceOwned After
2026-08-13J (derivative)4,21119,922
2026-08-13J (derivative)4,21115,711
2026-08-13J4,21122,878
2026-05-26J (derivative)6,00011,500
2026-05-26J40027,087
2026-05-26J5,6000
2025-11-11Option exercise (derivative)7,582$0.000
2025-11-11Tax withholding6,839$1085.2927,484
2025-11-11Option exercise7,582$872.0134,323
2025-10-07J (derivative)2,8005,500
2025-10-07J2,80026,741
2025-09-29Option exercise (derivative)7,580$0.007,582
2025-09-29Tax withholding6,568$1190.8025,439
2025-09-29Option exercise7,580$872.0132,007
2025-08-20Option exercise (derivative)7,580$0.0015,162
2025-08-20Tax withholding6,878$1070.8324,427
2025-08-20Option exercise7,580$872.0131,305

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.