Home/Insiders/STAFFIERI MICHAEL DAVID
SM
SEC Insider//CIK 0001604063

STAFFIERI MICHAEL DAVID

CIK 00016040631 companyDENVER, CO

Transactions

50

Companies

1

Filings

6

CIK

0001604063

Recent Transactions

50 trades
  • Sale

    Common Stock

    2024-08-16$150.17/sh32,580209,365 total
  • Sale

    Common Stock

    2024-08-15$150.03/sh9,539241,945 total
  • Tax Payment

    Common Stock

    2024-03-15$136.00/sh12,00892,978 total
  • Award

    Common Stock

    2024-03-15+13,172104,986 total
  • Award

    Common Stock

    2024-03-14+2,16791,814 total
  • Award

    Common Stock

    2024-03-14+21,52489,647 total
  • Exercise/Conversion

    Stock Appreciation Rights

    2024-03-1350,0000 total
  • Exercise/Conversion

    Common Stock

    2024-03-13$52.41/sh+50,000102,748 total
  • Tax Payment

    Common Stock

    2024-03-13$139.21/sh15,80068,123 total
  • Disposition to Issuer

    Common Stock

    2024-03-13$139.21/sh18,82583,923 total
  • Exercise/Conversion

    Common Stock

    2024-03-06$52.41/sh+50,00087,687 total
  • Disposition to Issuer

    Common Stock

    2024-03-06$134.65/sh19,46268,225 total
  • Tax Payment

    Common Stock

    2024-03-06$134.65/sh15,47752,748 total
  • Exercise/Conversion

    Stock Appreciation Rights

    2024-03-0650,00050,000 total
  • Tax Payment

    Common Stock

    2024-02-21$123.00/sh27,90267,175 total
  • Disposition to Issuer

    Common Stock

    2024-02-21$123.00/sh42,61095,077 total
  • Exercise/Conversion

    Common Stock

    2024-02-21$52.41/sh+100,000137,687 total
  • Exercise/Conversion

    Common Stock

    2024-02-21100,000100,000 total
  • Sale

    Common Stock

    2024-02-21$119.81/sh29,48837,687 total
  • Tax Payment

    Common Stock

    2023-05-15$96.86/sh19,746126,368 total
  • Exercise/Conversion

    Common Stock

    2023-05-10$66.29/sh+243,994348,071 total
  • Exercise/Conversion

    Stock Appreciation Rights

    2023-05-10243,9940 total
  • Tax Payment

    Common Stock

    2023-05-10$100.72/sh41,369146,114 total
  • Disposition to Issuer

    Common Stock

    2023-05-10$100.72/sh160,588187,483 total
  • Tax Payment

    Common Stock

    2023-03-15$76.04/sh7,581104,077 total
  • Tax Payment

    Common Stock

    2023-03-15$76.04/sh1,261111,658 total
  • Award

    Common Stock

    2023-03-15+36,823112,919 total
  • Award

    Common Stock

    2023-03-09+2,08176,096 total
  • Award

    Common Stock

    2023-02-23+12,51474,015 total
  • Purchase

    Common Stock

    2022-06-23$77.70/sh+20,00061,190 total
  • Tax Payment

    Common Stock

    2022-05-15$100.05/sh21,47968,250 total
  • Award

    Common Stock

    2022-03-15+65,08065,080 total
  • Exercise/Conversion

    Common Stock

    2021-09-03$65.48/sh+37,101117,783 total
  • Tax Payment

    Common Stock

    2021-09-03$133.52/sh10,19289,396 total
  • Exercise/Conversion

    Stock Appreciation Rights

    2021-09-0337,1010 total
  • Disposition to Issuer

    Common Stock

    2021-09-03$133.52/sh18,19599,588 total
  • Award

    Stock Appreciation Rights

    2021-03-15+66,09766,097 total
  • Sale

    Common Stock

    2020-11-30$109.74/sh25,00042,431 total
  • Gift

    Common Stock

    2020-11-191,907100,798 total
  • Tax Payment

    Common Stock

    2020-11-18$113.39/sh29,871102,705 total
  • Exercise/Conversion

    Stock Appreciation Rights

    2020-11-18$75.42/sh30,0000 total
  • Exercise/Conversion

    Common Stock

    2020-11-18$75.42/sh+30,000120,838 total
  • Tax Payment

    Common Stock

    2020-11-18$113.39/sh25,36295,476 total
  • Exercise/Conversion

    Common Stock

    2020-11-18$65.48/sh+37,100132,576 total
  • Exercise/Conversion

    Stock Appreciation Rights

    2020-11-18$65.48/sh37,10037,101 total
  • Tax Payment

    Common Stock

    2020-11-17$113.14/sh30,86590,838 total
  • Exercise/Conversion

    Common Stock

    2020-11-17$75.42/sh+36,477121,703 total
  • Exercise/Conversion

    Stock Appreciation Rights

    2020-11-17$75.42/sh36,47730,000 total
  • Tax Payment

    Common Stock

    2020-05-152,18685,226 total
  • Award

    Stock Appreciation Rights

    2020-03-15$75.95/sh+118,499118,499 total