Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2021-05-07 Sale | 2021-05-07 6:02 pm | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 88,729 | $76.36 | $6,775,346 | 209,170 (Indirect Direct) | View |
| 2020-06-09 Sale | 2020-06-11 6:00 pm | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 12,000 | $72.42 | $869,040 | 278,390 (Indirect Direct) | View |
| 2020-05-28 Sale | 2020-05-29 4:05 pm | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 45,000 | $71.3 | $3,208,329 | 437,484 (Indirect Direct) | View |
| 2020-05-11 Sale | 2020-05-13 4:13 pm | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 14,282 | $68.52 | $978,603 | 335,390 (Indirect Direct) | View |
| 2020-04-30 Sale | 2020-05-01 5:26 pm | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 11,907 | $69.73 | $830,275 | 349,672 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2023-05-08 Option Award | 2023-05-10 4:23 pm | N/A N/A | TACTILE SYSTEMS TECHNOLOGY INC | TCMD | Shafer David Brent Director | 7,737 | $0 | 22,275 (Direct) | View |
| 2023-05-02 Option Award | 2023-05-04 4:35 pm | N/A N/A | BAXTER INTERNATIONAL INC | BAX | Shafer David Brent Director | 4,573 | $0 | 7,101 (Direct) | View |
| 2022-05-10 Option Award | 2022-05-12 4:23 pm | N/A N/A | BAXTER INTERNATIONAL INC | BAX | Shafer David Brent Director | 2,481 | $0 | 2,481 (Direct) | View |
Ownership | 2022-05-12 4:20 pm | N/A N/A | BAXTER INTERNATIONAL INC | BAX | Shafer David Brent Director | 0 | $0 | 0 (Direct) | View |
| 2022-05-09 Option Award | 2022-05-11 5:39 pm | N/A N/A | TACTILE SYSTEMS TECHNOLOGY INC | TCMD | Shafer David Brent Director | 12,103 | $0 | 14,538 (Direct) | View |
| 2022-02-24 Option Award | 2022-02-28 4:08 pm | N/A N/A | TACTILE SYSTEMS TECHNOLOGY INC | TCMD | Shafer David Brent Director | 2,435 | $0 | 2,435 (Direct) | View |
| 2021-05-07 Option Award | 2021-05-11 4:06 pm | 2022-05-07 2022-05-07 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 32,604 | $0 | 241,774 (Direct) | View |
| 2021-05-07 Exercise | 2021-05-07 6:02 pm | 2020-02-08 2028-02-08 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 52,203 | $0 | 209,170 (Direct) | View |
| 2021-05-07 Exercise | 2021-05-07 6:02 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 52,203 | $61.22 | 209,170 (Direct) | View |
| 2021-04-29 Exercise | 2021-05-03 4:15 pm | 2020-04-29 2022-04-29 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 44,343 | $0 | 297,899 (Direct) | View |
| 2021-04-29 Tax Withholding | 2021-05-03 4:15 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 11,567 | $75.34 | 297,899 (Direct) | View |
| 2021-04-30 Tax Withholding | 2021-05-03 4:15 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 8,276 | $75.05 | 297,899 (Direct) | View |
| 2021-03-26 Option Award | 2021-03-29 4:05 pm | 2022-04-29 2022-04-29 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 47,313 | $0 | 317,742 (Direct) | View |
| 2021-03-01 Exercise | 2021-03-02 4:02 pm | 2018-03-01 2021-03-01 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 20,146 | $0 | 270,429 (Direct) | View |
| 2021-03-01 Tax Withholding | 2021-03-02 4:02 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 8,120 | $70.15 | 270,429 (Direct) | View |
| 2020-12-31 Ownership | 2021-02-12 6:03 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 159 | $70.56 | 278,708 (Indirect) | View |
Ownership | 2021-02-12 6:03 pm | 2020-02-08 2028-02-08 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 0 | $0 | 278,708 (Direct) | View |
| 2020-06-09 Exercise | 2020-06-11 6:00 pm | 2020-02-08 2028-02-08 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 12,000 | $0 | 278,390 (Direct) | View |
| 2020-06-09 Exercise | 2020-06-11 6:00 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 12,000 | $61.22 | 278,390 (Direct) | View |
| 2020-05-28 Exercise | 2020-05-29 4:05 pm | 2020-02-08 2028-02-08 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 45,000 | $0 | 437,484 (Direct) | View |
| 2020-05-28 Exercise | 2020-05-29 4:05 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 45,000 | $61.22 | 437,484 (Direct) | View |
| 2020-04-30 Option Award | 2020-05-01 5:26 pm | 2021-04-30 2023-04-28 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 55,484 | $0 | 349,672 (Direct) | View |
| 2020-04-29 Exercise | 2020-05-01 5:26 pm | 2020-04-29 2022-04-29 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 25,849 | $0 | 349,672 (Direct) | View |
| 2020-04-29 Tax Withholding | 2020-05-01 5:26 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 11,567 | $71.01 | 349,672 (Direct) | View |
| 2020-03-19 Option Award | 2020-03-20 08:23 am | 2022-04-29 2022-04-29 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 25,849 | $0 | 317,662 (Direct) | View |
| 2020-03-01 Exercise | 2020-03-03 5:11 pm | 2018-03-01 2021-03-01 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 20,146 | $0 | 291,813 (Direct) | View |
| 2020-03-01 Tax Withholding | 2020-03-03 5:11 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 8,239 | $72.55 | 291,813 (Direct) | View |
Ownership | 2020-01-17 4:04 pm | 2020-02-08 2028-02-08 | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 0 | $0 | 300,207 (Direct) | View |
| 2019-12-28 Ownership | 2020-01-17 4:04 pm | N/A N/A | CERNER Corp | CERN | Shafer David Brent Chairman and CEO | 155 | $58.62 | 300,207 (Indirect) | View |
| 2019-04-29 Option Award | 2019-04-30 4:06 pm | 2020-04-29 2022-04-29 | CERNER CORP | CERN | Shafer David Brent Chairman and CEO | 77,547 | $0 | 299,897 (Direct) | View |