InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the complete record of transactions filed by Shafer David Brent, Chairman & CEO. Officer active across 4 companies, notably CERNER Corp. Cumulatively, 14 reports have been logged. Activity tracked since 29 April 2021. The latest transaction was filed on 19 August 2025 (Retenue fiscale). Regulator: SEC (Form 4). The full history is accessible without signup.
Companies and markets linked to Shafer David Brent
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations14 total
31,337 shares@ US$24.33100.0% of flowCommon Stock, $1 par valueSEC:0001728374-25-000006:0
9,321 shares0Common StockSEC:0001384101-25-000092:0
16,078 shares0Common StockSEC:0001437749-25-015796:0
76,289 shares0Common Stock, $1 par valueSEC:0001062993-25-001803:0
16,507 shares0Common StockSEC:0001384101-24-000140:0
10,469 shares0Common StockSEC:0001437749-24-016020:0
5,952 shares0Common Stock, $1 par valueSEC:0001062993-24-009785:0
7,737 shares0Common StockSEC:0001437749-23-013622:0
4,573 shares0Common Stock, $1 par valueSEC:0001062993-23-010213:0
2,481 shares0Common Stock, $1 par valueSEC:0001062993-22-012258:0
12,103 shares0Common StockSEC:0001437749-22-011963:0
2,435 shares0Common StockSEC:0001437749-22-004610:0
52,203 shares@ US$61.22100.0% of flowCommon StockSEC:0001209191-21-031010:0
25,849 shares0Common StockSEC:0001209191-21-029457:0
14 of 14 declarations
About Shafer David Brent
Shafer David Brent is Chairman and Chief Executive Officer of Cerner Corp, Tactile Systems Technology Inc, and Baxter International Inc. In these roles, he is responsible for the strategic and operational leadership of the companies, aiming to enhance healthcare services and promote innovation.
