SEC CIK 1604063
STAFFIERI MICHAEL DAVID
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| DVAview stock → | 209,365 | 2024-08-16 |
Position History — DVA
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — DVA
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2024-08-16 | Open-market sale | 32,580 | $150.17 | 209,365 |
| 2024-08-15 | Open-market sale | 9,539 | $150.03 | 241,945 |
| 2024-03-15 | Tax withholding | 12,008 | $136.00 | 92,978 |
| 2024-03-15 | Grant / award | 13,172 | $0.00 | 104,986 |
| 2024-03-14 | Grant / award | 2,167 | $0.00 | 91,814 |
| 2024-03-14 | Grant / award | 21,524 | $0.00 | 89,647 |
| 2024-03-13 | Option exercise (derivative) | 50,000 | $0.00 | 0 |
| 2024-03-13 | Tax withholding | 15,800 | $139.21 | 68,123 |
| 2024-03-13 | Option exercise | 50,000 | $52.41 | 102,748 |
| 2024-03-13 | Disposition to issuer | 18,825 | $139.21 | 83,923 |
| 2024-03-06 | Option exercise (derivative) | 50,000 | $0.00 | 50,000 |
| 2024-03-06 | Tax withholding | 15,477 | $134.65 | 52,748 |
| 2024-03-06 | Disposition to issuer | 19,462 | $134.65 | 68,225 |
| 2024-03-06 | Option exercise | 50,000 | $52.41 | 87,687 |
| 2024-02-21 | Option exercise (derivative) | 100,000 | $0.00 | 100,000 |
| 2024-02-21 | Tax withholding | 27,902 | $123.00 | 67,175 |
| 2024-02-21 | Option exercise | 100,000 | $52.41 | 137,687 |
| 2024-02-21 | Open-market sale | 29,488 | $119.81 | 37,687 |
| 2024-02-21 | Disposition to issuer | 42,610 | $123.00 | 95,077 |
| 2023-05-15 | Tax withholding | 19,746 | $96.86 | 126,368 |
| 2023-05-10 | Option exercise (derivative) | 243,994 | $0.00 | 0 |
| 2023-05-10 | Tax withholding | 41,369 | $100.72 | 146,114 |
| 2023-05-10 | Disposition to issuer | 160,588 | $100.72 | 187,483 |
| 2023-05-10 | Option exercise | 243,994 | $66.29 | 348,071 |
| 2023-03-15 | Tax withholding | 7,581 | $76.04 | 104,077 |
| 2023-03-15 | Grant / award | 36,823 | $0.00 | 112,919 |
| 2023-03-15 | Tax withholding | 1,261 | $76.04 | 111,658 |
| 2023-03-09 | Grant / award | 2,081 | $0.00 | 76,096 |
| 2023-02-23 | Grant / award | 12,514 | $0.00 | 74,015 |
| 2022-06-23 | Open-market buy | 20,000 | $77.70 | 61,190 |
| 2022-05-15 | Tax withholding | 21,479 | $100.05 | 68,250 |
| 2022-03-15 | Grant / award (derivative) | 65,080 | $0.00 | 65,080 |
| 2021-09-03 | Option exercise (derivative) | 37,101 | $0.00 | 0 |
| 2021-09-03 | Disposition to issuer | 18,195 | $133.52 | 99,588 |
| 2021-09-03 | Tax withholding | 10,192 | $133.52 | 89,396 |
| 2021-09-03 | Option exercise | 37,101 | $65.48 | 117,783 |
| 2021-03-15 | Grant / award (derivative) | 66,097 | $0.00 | 66,097 |
| 2020-11-30 | Open-market sale | 25,000 | $109.74 | 42,431 |
| 2020-11-19 | Gift | 1,907 | $0.00 | 100,798 |
| 2020-11-18 | Option exercise (derivative) | 37,100 | $65.48 | 37,101 |
| 2020-11-18 | Option exercise (derivative) | 30,000 | $75.42 | 0 |
| 2020-11-18 | Tax withholding | 29,871 | $113.39 | 102,705 |
| 2020-11-18 | Option exercise | 37,100 | $65.48 | 132,576 |
| 2020-11-18 | Tax withholding | 25,362 | $113.39 | 95,476 |
| 2020-11-18 | Option exercise | 30,000 | $75.42 | 120,838 |
| 2020-11-17 | Option exercise (derivative) | 36,477 | $75.42 | 30,000 |
| 2020-11-17 | Option exercise | 36,477 | $75.42 | 121,703 |
| 2020-11-17 | Tax withholding | 30,865 | $113.14 | 90,838 |
| 2020-05-15 | Tax withholding | 2,186 | $0.00 | 85,226 |
| 2020-03-15 | Grant / award (derivative) | 118,499 | $75.95 | 118,499 |
| 2019-10-04 | — | — | — | 86,945 |
| 2019-10-04 | — | — | — | 47,315 |
| 2016-12-24 | Grant / award (derivative) | 8,186 | $0.00 | 8,186 |
| 2016-08-09 | Option exercise (derivative) | 40,000 | $0.00 | 0 |
| 2016-08-09 | Open-market sale | 20,262 | $73.09 | 12,279 |
| 2016-08-09 | Tax withholding | 19,738 | $75.36 | 32,541 |
| 2016-08-09 | Option exercise | 40,000 | $37.19 | 52,279 |
| 2016-05-16 | Open-market sale | 4,934 | $75.69 | 12,279 |
| 2016-05-13 | Grant / award (derivative) | 66,477 | $0.00 | 66,477 |
| 2016-03-02 | Option exercise (derivative) | 40,000 | $0.00 | 0 |
| 2016-03-02 | Tax withholding | 24,340 | $68.21 | 32,493 |
| 2016-03-02 | Option exercise | 40,000 | $41.51 | 56,833 |
| 2016-03-02 | Open-market sale | 15,660 | $67.97 | 16,833 |
| 2015-06-02 | Grant / award (derivative) | 40,284 | $0.00 | 40,284 |
| 2015-05-28 | Option exercise (derivative) | 35,000 | $0.00 | 40,000 |
| 2015-05-28 | Option exercise | 35,000 | $41.51 | 43,215 |
| 2015-05-28 | Tax withholding | 17,282 | $84.06 | 25,933 |
| 2015-05-28 | Open-market sale | 9,050 | $84.07 | 16,833 |
| 2015-05-18 | Open-market sale | 2,047 | $82.03 | 8,215 |
| 2015-05-15 | Grant / award | 9,868 | $0.00 | 10,262 |
| 2015-02-24 | Option exercise (derivative) | 45,000 | $0.00 | 15,000 |
| 2015-02-24 | Grant / award | 45,000 | $41.51 | 45,394 |
| 2015-02-24 | Tax withholding | 25,288 | $73.86 | 20,106 |
| 2015-02-24 | Open-market sale | 19,712 | $73.58 | 394 |
| 2015-01-23 | Option exercise (derivative) | 40,000 | $0.00 | 0 |
| 2015-01-23 | Tax withholding | 18,131 | $76.15 | 22,263 |
| 2015-01-23 | Option exercise | 40,000 | $34.52 | 40,394 |
| 2015-01-23 | Open-market sale | 21,869 | $76.05 | 394 |
| 2015-01-02 | Option exercise (derivative) | 80,000 | $0.00 | 40,000 |
| 2015-01-02 | Option exercise (derivative) | 17,000 | $0.00 | 0 |
| 2015-01-02 | Tax withholding | 36,457 | $75.74 | 43,543 |
| 2015-01-02 | Option exercise | 80,000 | $34.52 | 80,000 |
| 2015-01-02 | Option exercise | 17,000 | $31.70 | 17,000 |
| 2015-01-02 | Tax withholding | 7,116 | $75.74 | 9,884 |
| 2015-01-02 | Open-market sale | 43,543 | $75.83 | 0 |
| 2014-05-07 | Open-market sale | 2,633 | $67.30 | 0 |
| 2014-04-24 | Grant / award (derivative) | 25,929 | $0.00 | 25,929 |
| 2014-04-02 | Open-market sale | 2,867 | $69.15 | 2,633 |
| 2014-03-31 | — | — | — | 5,500 |
| 2014-03-28 | — | — | — | 5,500 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.