David Brent Shafer serves as Executive at CERNER CORP /MO/, where they oversee executive responsibilities. Since joining the company, David Brent Shafer has executed 34 insider transactions totaling $13.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Aug 19, 2025 involved selling 31,337 shares valued at $762.4K.
David Brent Shafer currently holds 59,446 shares of CERNER CORP /MO/ (CERN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David Brent Shafer has been a net seller of CERN stock. They have purchased $0 and sold $13.5M worth of shares.
David Brent Shafer's most recent insider trade was on Aug 19, 2025, when they sold 31,337 shares at $24.33 per share.
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| $N/A |
| Discretionary |
| May 8, 2024 | TCMD | $0 | Award | 10,469 | $N/A | Discretionary |
| May 7, 2024 | BAX | $0 | Award | 5,952 | $N/A | Discretionary |
| May 8, 2023 | TCMD | $0 | Award | 7,737 | $N/A | Discretionary |
| May 2, 2023 | BAX | $0 | Award | 4,573 | $N/A | Discretionary |
| May 10, 2022 | BAX | $0 | Award | 2,481 | $N/A | Discretionary |
| May 9, 2022 | TCMD | $0 | Award | 12,103 | $N/A | Discretionary |
| Feb 24, 2022 | TCMD | $0 | Award | 2,435 | $N/A | Discretionary |
| May 7, 2021 | CERN | $3.2M | Exercise | 52,203 | $61.22 | Discretionary |
| May 7, 2021 | CERN | $6.8M | Sale | 88,729 | $76.36 | Discretionary |
| Apr 30, 2021 | CERN | $0 | Option Exercise | 18,494 | $N/A | Discretionary |
| Apr 30, 2021 | CERN | $621.1K | Payment | 8,276 | $75.05 | Discretionary |
| Apr 29, 2021 | CERN | $871.5K | Payment | 11,567 | $75.34 | Discretionary |
| Apr 29, 2021 | CERN | $0 | Option Exercise | 25,849 | $N/A | Discretionary |
| Mar 1, 2021 | CERN | $569.6K | Payment | 8,120 | $70.15 | Discretionary |
| Mar 1, 2021 | CERN | $0 | Option Exercise | 20,146 | $N/A | Discretionary |
| Dec 31, 2020 | CERN | $11.2K | Other | 159 | $70.56 | Discretionary |
| Jun 9, 2020 | CERN | $734.6K | Exercise | 12,000 | $61.22 | Discretionary |
| Jun 9, 2020 | CERN | $869.0K | Sale | 12,000 | $72.42 | Discretionary |
| May 29, 2020 | CERN | $617.6K | Exercise | 10,088 | $61.22 | Discretionary |
| May 29, 2020 | CERN | $717.4K | Sale | 10,088 | $71.11 | Discretionary |
| May 28, 2020 | CERN | $2.1M | Exercise | 34,912 | $61.22 | Discretionary |
| May 28, 2020 | CERN | $2.5M | Sale | 34,912 | $71.35 | Discretionary |
| May 11, 2020 | CERN | $978.6K | Sale | 14,282 | $68.52 | Discretionary |
| Apr 30, 2020 | CERN | $830.3K | Sale | 11,907 | $69.73 | Discretionary |
| Apr 29, 2020 | CERN | $0 | Option Exercise | 25,849 | $N/A | Discretionary |
| Apr 29, 2020 | CERN | $821.4K | Payment | 11,567 | $71.01 | Discretionary |
| Mar 1, 2020 | CERN | $597.7K | Payment | 8,239 | $72.55 | Discretionary |
| Mar 1, 2020 | CERN | $0 | Option Exercise | 20,146 | $N/A | Discretionary |