Jack A. Markell serves as Executive at Graham Holdings Co, where they oversee executive responsibilities. Since joining the company, Jack A. Markell has executed 13 insider transactions totaling $77.4K, demonstrating a bullish approach to their equity position. Their most recent transaction on Oct 1, 2025 involved receiving (via award) 7 shares valued at $8.2K.
Jack A. Markell currently holds 25 shares of Graham Holdings Co (GHC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Jack A. Markell has been a net buyer of GHC stock. They have purchased $77.4K and sold $0 worth of shares.
Jack A. Markell's most recent insider trade was on Oct 1, 2025, when they sold 7 shares at $1165.25 per share.
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| $954.49 |
| Discretionary |
| Feb 1, 2022 | NONE | $6.8K | Award | 277.4 | $24.46 | Discretionary |
| Dec 31, 2021 | SGMS | $0 | Option Exercise | 9,042 | $N/A | Discretionary |
| Dec 1, 2021 | GHC | $34.2K | Purchase | 60 | $570.00 | Discretionary |
| Aug 3, 2021 | NONE | $2.3K | Award | 94.35 | $24.51 | Discretionary |
| Jun 10, 2021 | SGMS | $0 | Option Exercise | 2,093 | $N/A | Discretionary |
| May 20, 2021 | NONE | $2.3K | Award | 94.17 | $24.56 | Discretionary |
| Feb 11, 2021 | NONE | $2.1K | Award | 83.78 | $24.62 | Discretionary |
| Nov 2, 2020 | NONE | $2.1K | Award | 83.66 | $24.65 | Discretionary |
| Aug 3, 2020 | NONE | $4.5K | Award | 183.19 | $24.56 | Discretionary |
| Mar 18, 2020 | GHC | $17.3K | Purchase | 55 | $315.00 | Discretionary |
| Feb 27, 2020 | GHC | $25.9K | Purchase | 55 | $470.00 | Discretionary |