Porter Elizabeth A
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Porter Elizabeth A. 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 |
|---|---|---|---|---|---|---|
| LDOS | Sector President | Sale | 2,303 | $180.89 | $416,590 | Dec 19, 2025 |
| LDOS | Sector President | Award / Grant | 3,758 | — | — | Mar 8, 2025 |
| LDOS | Sector President | Tax Withholding | 410 | $132.22 | $54,210 | Mar 5, 2025 |
| LDOS | Sector President | Tax Withholding | 370 | $129.20 | $47,804 | Mar 3, 2025 |
| LDOS | Sector President | Tax Withholding | 1,723 | $132.26 | $227,884 | Feb 18, 2025 |
| LDOS | Sector President | Award / Grant | 6,064 | — | — | Feb 6, 2025 |
| LDOS | Sector President | Tax Withholding | 269 | $143.29 | $38,545 | Aug 7, 2024 |
| LDOS | Sector President | Tax Withholding | 68 | $129.30 | $8,792 | Mar 6, 2024 |
| LDOS | Sector President | Tax Withholding | 410 | $129.52 | $53,103 | Mar 5, 2024 |
| LDOS | Sector President | Tax Withholding | 376 | $127.44 | $47,917 | Mar 4, 2024 |
| LDOS | Sector President | Option Exercise | 3,268 | $53.54 | $174,969 | Feb 16, 2024 |
| LDOS | Sector President | Tax Withholding | 1,607 | $113.08 | $181,720 | Feb 8, 2024 |
| LDOS | Group President | Tax Withholding | 269 | $97.10 | $26,120 | Aug 7, 2023 |
| LDOS | Group President | Award / Grant | 10,163 | — | — | Aug 4, 2023 |
| LDOS | Group President | Tax Withholding | 112 | $96.52 | $10,810 | Mar 8, 2023 |
| LDOS | Group President | Tax Withholding | 296 | $97.30 | $28,801 | Mar 6, 2023 |
| LDOS | Group President | Tax Withholding | 1,435 | $98.96 | $142,008 | Feb 9, 2023 |
| LDOS | Group President | Tax Withholding | 179 | $100.55 | $17,998 | Aug 7, 2022 |
| LDOS | Group President | Tax Withholding | 74 | $106.86 | $7,908 | Mar 8, 2022 |
| LDOS | Group President | Tax Withholding | 45 | $105.08 | $4,729 | Mar 6, 2022 |
| LDOS | Group President | Tax Withholding | 45 | $107.71 | $4,847 | Mar 5, 2022 |
| LDOS | Group President | Tax Withholding | 70 | $104.75 | $7,333 | Mar 2, 2022 |
| LDOS | Group President | Award / Grant | 4,813 | — | — | Feb 10, 2022 |
| LDOS | Group President | Tax Withholding | 759 | $95.82 | $72,727 | Nov 9, 2021 |
| LDOS | Group President | Tax Withholding | 179 | $94.38 | $16,894 | Aug 7, 2021 |
| LDOS | Group President | Tax Withholding | 45 | $90.72 | $4,082 | Mar 8, 2021 |
| LDOS | Group President | Tax Withholding | 83 | $90.04 | $7,473 | Mar 3, 2021 |
| LDOS | Group President | Tax Withholding | 70 | $92.44 | $6,471 | Mar 2, 2021 |
| LDOS | Group President | Tax Withholding | 576 | $105.48 | $60,756 | Feb 18, 2021 |