Skip to main content

Weymouth Katharine

In the past year, 2 open-market purchase filings worth $150.1K and 1 sale filing worth $947.7K.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
$150.1K
2 filings
Sold
$947.7K
1 filing
Net
−$797.5K
Bought minus sold
Companies
2
With open-market trades

Trades

Every Form 4 that lists Weymouth Katharine as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

XMTR Xometry, Inc.

Director5 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 31, 2026 (view filing)4:49 PM ETAug 28-313 daysWeymouth KatharineDirectorSSaleClass A Common Stock−10.0K$94.77−$947.7K−22.1%35.3K after2 lots
Mar 2, 2026 (view filing)Feb 273 daysWeymouth KatharineDirectorPPurchaseClass A Common Stock+1.22K$41.15+$50.0K+50.6%3.62K after
Mar 5, 2024 (view filing)Mar 41 dayWeymouth KatharineDirectorPPurchaseClass A Common Stock+500$16.86+$8.43K+2.3%22.6K after
Aug 15, 2023 (view filing)Aug 114 daysWeymouth KatharineDirectorPPurchaseClass A Common Stock+1.20K$16.41+$19.7K+7.4%17.4K after
Dec 13, 2021 (view filing)Dec 103 daysWeymouth KatharineDirectorPPurchaseClass A Common Stock+1.20K$49.10+$58.9K+331.5%1.56K after

RSG Republic Services, Inc.

Director4 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 11, 2025 (view filing)Dec 92 daysWeymouth KatharineDirectorPPurchase+478$209.46+$100.1K+9.1%5.74K after
Dec 9, 2024 (view filing)Dec 54 daysWeymouth KatharineDirectorSSale−1.86K$215.27−$400.2K−67.9%879 after
Jun 6, 2024 (view filing)Jun 42 daysWeymouth KatharineDirectorPPurchase+540$185.26+$100.0KNew position540 after
Mar 20, 2023 (view filing)Mar 164 daysWeymouth KatharineDirectorSSale−4.30K$133.56−$574.9K−100.0%0 after2 lots

CABO Cable One, Inc.

Director1 trade

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jun 16, 2025 (view filing)Jun 16Same dayWeymouth KatharineDirectorPPurchaseCommon Stock, par value $0.01+150$130.88+$19.6K+7.0%2.29K after

GHC Graham Holdings Co

Director2 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Nov 14, 2024 (view filing)Nov 131 dayWeymouth KatharineDirectorSSaleClass B Common Stock−378$949.26−$358.8K−19.0%1.61K after
Mar 15, 2024 (view filing)Mar 141 dayWeymouth KatharineDirectorSSaleClass B Common Stock−556$712.99−$396.4K−21.8%1.99K after