STAFFIERI MICHAEL DAVID
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to STAFFIERI MICHAEL DAVID. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| DVA | Chief Operating Officer, DKC | Sale | 32,580 | $150.17 | $4,892,539 | Aug 15, 2024 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 12,008 | $136.00 | $1,633,088 | Mar 14, 2024 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 15,800 | $139.21 | $2,199,518 | Mar 13, 2024 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 15,477 | $134.65 | $2,083,978 | Mar 6, 2024 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 27,902 | $123.00 | $3,431,946 | Feb 21, 2024 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 19,746 | $96.86 | $1,912,598 | May 15, 2023 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 41,369 | $100.72 | $4,166,686 | May 10, 2023 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 7,581 | $76.04 | $576,459 | Mar 15, 2023 |
| DVA | Chief Operating Officer, DKC | Award / Grant | 2,081 | — | — | Mar 9, 2023 |
| DVA | Chief Operating Officer, DKC | Award / Grant | 12,514 | — | — | Feb 23, 2023 |
| DVA | Chief Operating Officer, DKC | Purchase | 20,000 | $77.70 | $1,554,000 | Jun 23, 2022 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 21,479 | $100.05 | $2,148,974 | May 15, 2022 |
| DVA | Chief Operating Officer, DKC | Disposition | 18,195 | $133.52 | $2,429,396 | Sep 3, 2021 |
| DVA | Chief Operating Officer, DKC | Sale | 25,000 | $109.74 | $2,743,500 | Nov 30, 2020 |
| DVA | Chief Operating Officer, DKC | Gift | 1,907 | — | — | Nov 19, 2020 |
| DVA | Chief Operating Officer, DKC | Option Exercise | 36,477 | $75.42 | $2,751,095 | Nov 17, 2020 |
| DVA | Chief Operating Officer, DKC | Tax Withholding | 2,186 | — | — | May 15, 2020 |
| DVA | COO, Kidney Care | Sale | 20,262 | $73.09 | $1,480,950 | Aug 9, 2016 |
| DVA | COO, Kidney Care | Sale | 4,934 | $75.69 | $373,454 | May 16, 2016 |
| DVA | Chief Operating Office, KC | Tax Withholding | 24,340 | $68.21 | $1,660,231 | Mar 2, 2016 |
| DVA | COO, Kidney Care | Option Exercise | 35,000 | $41.51 | $1,452,850 | May 28, 2015 |
| DVA | COO, Kidney Care | Sale | 2,047 | $82.03 | $167,915 | May 15, 2015 |
| DVA | COO, Kidney Care | Award / Grant | 45,000 | $41.51 | $1,867,950 | Feb 24, 2015 |
| DVA | COO, Kidney Care | Tax Withholding | 18,131 | $76.15 | $1,380,676 | Jan 23, 2015 |
| DVA | COO, Kidney Care | Tax Withholding | 36,457 | $75.74 | $2,761,253 | Jan 2, 2015 |
| DVA | COO, Kidney Care | Sale | 2,633 | $67.30 | $177,201 | May 7, 2014 |
| DVA | COO, Kidney Care | Sale | 2,867 | $69.15 | $198,253 | Apr 2, 2014 |