Katharine Weymouth serves as Executive at WASHINGTON POST CO, where they oversee executive responsibilities. Since joining the company, Katharine Weymouth has executed 96 insider transactions totaling $25.9M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 15, 2026 involved receiving (via award) 15.69 shares valued at $3.3K.
Katharine Weymouth currently holds 5,551.47 shares of WASHINGTON POST CO (WPO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Katharine Weymouth has been a net seller of WPO stock. They have purchased $287.2K and sold $25.6M worth of shares.
Katharine Weymouth's most recent insider trade was on Jan 15, 2026, when they sold 15.69 shares at $210.79 per share.
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| $N/A |
| Discretionary |
| Dec 29, 2025 | GHC | $0 | Other | 36,000 | $N/A | Discretionary |
| Dec 9, 2025 | RSG | $100.1K | Purchase | 478 | $209.46 | Discretionary |
| Jun 4, 2024 | RSG | $100.0K | Purchase | 540 | $185.26 | Discretionary |
| May 16, 2024 | CABO | $155.0K | Award | 392 | $395.36 | Discretionary |
| Mar 14, 2024 | GHC | $396.4K | Sale | 556 | $712.99 | Discretionary |
| Mar 4, 2024 | XMTR | $8.4K | Purchase | 500 | $16.86 | Discretionary |
| Feb 27, 2024 | XMTR | $0 | Award | 1,656 | $N/A | Discretionary |
| Feb 27, 2024 | XMTR | $0 | Award | 5,416 | $N/A | Discretionary |
| Jan 31, 2024 | RSG | $0 | Option Exercise | 2,738 | $N/A | Discretionary |
| Jan 17, 2024 | XMTR | $0 | Gift | 1,200 | $N/A | Discretionary |
| Jan 17, 2024 | XMTR | $0 | Gift | 1,200 | $N/A | Discretionary |
| Jan 13, 2024 | XMTR | $0 | Gift | 1,200 | $N/A | Discretionary |
| Jan 13, 2024 | XMTR | $0 | Gift | 1,200 | $N/A | Discretionary |
| Aug 11, 2023 | XMTR | $19.7K | Purchase | 1,200 | $16.41 | Discretionary |
| May 19, 2023 | CABO | $154.9K | Award | 233 | $665.00 | Discretionary |
| Mar 21, 2023 | XMTR | $0 | Award | 7,041 | $N/A | Discretionary |
| Mar 21, 2023 | XMTR | $0 | Award | 2,417 | $N/A | Discretionary |
| Mar 16, 2023 | RSG | $374.0K | Sale | 2,800 | $133.57 | Discretionary |
| Mar 16, 2023 | RSG | $200.9K | Sale | 1,504 | $133.55 | Discretionary |
| Jan 31, 2023 | RSG | $0 | Option Exercise | 3,456 | $N/A | Discretionary |
| May 20, 2022 | CABO | $0 | Award | 130 | $N/A | Discretionary |
| Mar 15, 2022 | XMTR | $0 | Award | 1,434 | $N/A | Discretionary |
| Mar 15, 2022 | XMTR | $0 | Award | 3,729 | $N/A | Discretionary |
| Dec 10, 2021 | XMTR | $58.9K | Purchase | 1,200 | $49.10 | Discretionary |
| Oct 31, 2021 | RSG | $0 | Option Exercise | 848 | $N/A | Discretionary |
| Jul 20, 2021 | XMTR | $0 | Award | 362 | $N/A | Discretionary |
| May 21, 2021 | CABO | $0 | Award | 70 | $N/A | Discretionary |
| Dec 11, 2020 | CABO | $57.0K | Sale | 27 | $2110.50 | Discretionary |