SEC CIK 1501808

Weymouth Katharine

Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
GHCview stock →7,6152026-05-26
CABOview stock →5,1952026-05-14

Position History — GHC

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

017,43234,86452,2962010-092013-102013-102014-122017-122018-072026-05

Recent Filings — GHC

DateActivitySharesPriceOwned After
2026-05-26J (derivative)6,000—30,000
2026-05-26J6,000—7,615
2025-12-29J (derivative)36,000—36,000
2024-11-13Open-market sale378$949.261,615
2024-03-14Open-market sale556$712.991,993
2020-08-25Open-market sale1,100$414.732,549
2018-10-09Open-market sale1,100$579.953,649
2018-09-21Open-market sale700$590.284,749
2018-07-05Open-market sale1,001$595.0010,720
2018-07-05Open-market sale100$596.2510,620
2018-05-11Open-market sale11$602.7312,710
2018-05-11Open-market sale949$601.4811,761
2018-05-11Open-market sale40$600.0011,721
2018-05-11Open-market sale500$603.7912,721
2017-12-15Open-market sale529$564.8513,221
2017-12-14Open-market sale926$566.0613.8
2017-12-14Open-market sale45$563.0013,750
2014-12-09Open-market sale82$938.6114,721
2014-12-09Open-market sale845$937.9114,803
2014-12-09Open-market sale707$936.3215,648
2014-12-09Open-market sale668$930.3719,053
2014-12-09Open-market sale300$931.8118,753
2014-12-09Open-market sale1,465$934.6616,857
2014-12-09Open-market sale502$935.8216,355
2014-12-09Open-market sale431$932.8718,322
2013-10-10Open-market sale792$611.3219,721
2013-10-10Open-market sale3,200$610.4820,513
2013-10-08Open-market sale8$612.5423,713
2013-10-08Open-market sale750$610.3723,721
2013-10-07Option exercise (derivative)750$0.000
2013-10-07Option exercise750$395.6824,471
2013-10-07Option exercise2,000$426.7423,721
2013-10-07Option exercise2,000$368.5621,721
2013-10-04Open-market sale3,095$615.3026,876
2013-10-04Open-market sale708$619.3819,721
2013-10-04Open-market sale2,222$618.1220,429
2013-10-04Open-market sale2,528$617.4522,651
2013-10-04Open-market sale1,697$616.5425,179
2013-10-03Open-market sale1,075$622.9129,971
2013-10-01J (derivative)250$0.006,750
2013-10-01Disposition to issuer21,250$0.0031,046
2012-12-10Grant / award2,500—52,296
2012-06-07Grant / award42,500$0.0050,096
2011-06-10Open-market sale104$419.217,596
2011-01-05Grant / award5,000—7,700
2010-12-07Grant / award (derivative)1,000$0.007,000
2010-09-23———75
2010-09-23———2,625

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