Home/Insiders/NELSON MARK A
NM
SEC Insider//CIK 0001729591

NELSON MARK A

CIK 00017295911 companyHOUSTON, TX

Transactions

50

Companies

1

Filings

3

CIK

0001729591

Recent Transactions

50 trades
  • Exercise/Conversion

    Non-Qualified Stock Option (Right to Buy)

    2026-03-0277,0000 total
  • Exercise/Conversion

    Non-Qualified Stock Option (Right to Buy)

    2026-03-0262,6000 total
  • Sale

    Common Stock

    2026-03-02$187.76/sh77,00011,337 total
  • Exercise/Conversion

    Common Stock

    2026-03-02$110.37/sh+77,00088,337 total
  • Sale

    Common Stock

    2026-03-02$188.11/sh62,60011,337 total
  • Exercise/Conversion

    Common Stock

    2026-03-02$113.01/sh+62,60073,937 total
  • Exercise/Conversion

    Restricted Stock Units

    2026-02-103,9247,849 total
  • Exercise/Conversion

    Restricted Stock Units

    2026-02-103,0713,340 total
  • Exercise/Conversion

    Common Stock

    2026-02-10+3,07110,233 total
  • Exercise/Conversion

    Common Stock

    2026-02-10+3,92412,886 total
  • Tax Payment

    Common Stock

    2026-02-10$182.26/sh1,2718,962 total
  • Tax Payment

    Common Stock

    2026-02-10$182.26/sh1,54911,337 total
  • Exercise/Conversion

    Non-Qualified Stock Option (Right to Buy)

    2026-02-0227,7000 total
  • Sale

    Common Stock

    2026-02-02$174.09/sh27,7007,161 total
  • Exercise/Conversion

    Common Stock

    2026-02-02$117.24/sh+18,10025,261 total
  • Sale

    Common Stock

    2026-02-02$174.28/sh18,1007,161 total
  • Exercise/Conversion

    Common Stock

    2026-02-02$125.35/sh+27,70034,861 total
  • Exercise/Conversion

    Non-Qualified Stock Option (Right to Buy)

    2026-02-0218,1000 total
  • Award

    Restricted Stock Units

    2026-02-01+24,12024,120 total
  • Exercise/Conversion

    Common Stock

    2026-01-31+2,9128,426 total
  • Exercise/Conversion

    Common Stock

    2026-01-31+13,34718,861 total
  • Disposition to Issuer

    Common Stock

    2026-01-31$176.90/sh13,3475,514 total
  • Exercise/Conversion

    Restricted Stock Units

    2026-01-312,9120 total
  • Exercise/Conversion

    Restricted Stock Units

    2026-01-3113,3470 total
  • Tax Payment

    Common Stock

    2026-01-31$176.90/sh1,2657,161 total
  • Tax Payment

    Common Stock

    2025-12-17$149.52/sh2695,514 total
  • Exercise/Conversion

    Common Stock

    2025-12-17+2695,783 total
  • Exercise/Conversion

    Restricted Stock Units

    2025-12-172696,411 total
  • Tax Payment

    Common Stock

    2025-02-10$155.77/sh1,5335,272 total
  • Exercise/Conversion

    Restricted Stock Units

    2025-02-103,1946,389 total
  • Exercise/Conversion

    Common Stock

    2025-02-10+3,1946,805 total
  • Award

    Non-Qualified Stock Option (Right to Buy)

    2025-02-04+45,90045,900 total
  • Award

    Restricted Stock Units

    2025-02-04+11,26011,260 total
  • Exercise/Conversion

    Common Stock

    2025-01-31+2,5374,793 total
  • Exercise/Conversion

    Restricted Stock Units

    2025-01-3110,9330 total
  • Exercise/Conversion

    Restricted Stock Units

    2025-01-312,5372,785 total
  • Exercise/Conversion

    Common Stock

    2025-01-31+10,93313,189 total
  • Tax Payment

    Common Stock

    2025-01-31$149.19/sh1,1823,611 total
  • Disposition to Issuer

    Common Stock

    2025-01-31$149.19/sh10,9332,256 total
  • Exercise/Conversion

    Restricted Stock Units

    2024-12-172485,322 total
  • Exercise/Conversion

    Common Stock

    2024-12-17+2482,504 total
  • Tax Payment

    Common Stock

    2024-12-17$148.11/sh2482,256 total
  • Award

    Non-Qualified Stock Option (Right to Buy)

    2024-02-06+36,80036,800 total
  • Award

    Restricted Stock Units

    2024-02-06+9,1809,180 total
  • Tax Payment

    Common Stock

    2024-01-31$147.43/sh1,3457,496 total
  • Exercise/Conversion

    Common Stock

    2024-01-31+10,52919,370 total
  • Disposition to Issuer

    Common Stock

    2024-01-31$147.43/sh10,5298,841 total
  • Exercise/Conversion

    Restricted Stock Units

    2024-01-3110,5290 total
  • Tax Payment

    Common Stock

    2023-12-18$149.68/sh3668,841 total
  • Exercise/Conversion

    Common Stock

    2023-12-18+3669,207 total