SEC Form 4 · Updated Daily
NOC
— NORTHROP GRUMMAN CORPORATION OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Warden Kathy J | Director · Officer | 196,680.56 | 2026-02-17 | F |
| SCHOEWE THOMAS M | Director | 16,737 | 2026-05-20 | A |
| ROUGHEAD GARY | Director | 12,210 | 2026-05-20 | A |
| Brown Marianne Catherine | Director | 11,558 | 2026-06-30 | A |
| Jones Thomas H | Officer | 11,204.715 | 2026-02-17 | F |
| Turley James S | Director | 6,738 | 2026-05-20 | A |
| WELSH MARK A III | Director | 4,393 | 2026-08-03 | S |
| ABNEY DAVID P | Director | 2,824 | 2026-05-20 | A |
| KRISHNA ARVIND | Director · Officer | 2,749 | 2026-06-30 | A |
| Fleming Robert J. | Officer | 2,619.03 | 2026-02-17 | F |
| Hardesty Michael A | Officer | 2,525.29 | 2026-02-19 | S |
| ROEDER ROSHAN S | Officer | 2,353.39 | 2026-02-27 | S |
| Ross Kimberly A. | Director | 1,612 | 2026-05-20 | A |
| WINSTON MARY A | Director | 1,609 | 2026-05-20 | A |
| Grady Christopher W. | Director | 421 | 2026-05-20 | A |
| Davies Benjamin R. | Officer | 151 | 2026-02-18 | S |
| Simpson Kathryn G | Officer | 1.39 | 2026-03-02 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-19 | Warden Kathy J | Grant / award (derivative) | 35,910 | $0.00 | 35,910 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 4 | $554.14 | 4,393 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 2 | $553.90 | 4,397 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 2 | $552.95 | 4,399 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 2 | $550.68 | 4,401 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 6 | $549.50 | 4,403 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 10 | $548.32 | 4,409 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 31 | $547.42 | 4,419 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 11 | $546.42 | 4,450 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 19 | $545.59 | 4,461 |
| 2026-08-03 | WELSH MARK A III | Open-market sale | 8 | $544.53 | 4,480 |
| 2026-06-30 | KRISHNA ARVIND | Grant / award | 71 | $509.31 | 2,749 |
| 2026-06-30 | Brown Marianne Catherine | Grant / award | 91 | $509.31 | 11,558 |
| 2026-05-20 | ABNEY DAVID P | Grant / award | 349 | $552.17 | 2,824 |
| 2026-05-20 | Brown Marianne Catherine | Grant / award | 349 | $552.17 | 11,415 |
| 2026-05-20 | Grady Christopher W. | Grant / award | 349 | $552.17 | 421 |
| 2026-05-20 | KRISHNA ARVIND | Grant / award | 349 | $552.17 | 2,666 |
| 2026-05-20 | Ross Kimberly A. | Grant / award | 349 | $552.17 | 1,612 |
| 2026-05-20 | ROUGHEAD GARY | Grant / award | 349 | $552.17 | 12,210 |
| 2026-05-20 | SCHOEWE THOMAS M | Grant / award | 349 | $552.17 | 16,737 |
| 2026-05-20 | Turley James S | Grant / award | 349 | $552.17 | 6,738 |
| 2026-05-20 | WELSH MARK A III | Grant / award | 349 | $552.17 | 4,470 |
| 2026-05-20 | WINSTON MARY A | Grant / award | 349 | $552.17 | 1,609 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 1 | $577.05 | 4,121 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 7 | $576.38 | 4,122 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 4 | $575.59 | 4,129 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 2 | $574.51 | 4,133 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 14 | $573.51 | 4,135 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 6 | $572.72 | 4,149 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 3 | $571.74 | 4,155 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 43 | $570.47 | 4,158 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 9 | $569.49 | 4,201 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 5 | $568.75 | 4,210 |
| 2026-05-04 | WELSH MARK A III | Open-market sale | 1 | $566.60 | 4,215 |
| 2026-03-31 | KRISHNA ARVIND | Grant / award | 53 | $682.24 | 2,317 |
| 2026-03-31 | Brown Marianne Catherine | Grant / award | 68 | $682.24 | 11,066 |
| 2026-03-02 | Simpson Kathryn G | Open-market sale | 873 | $745.00 | 1.39 |
| 2026-02-27 | ROEDER ROSHAN S | Open-market sale | 1,754 | $720.00 | 2,353.39 |
| 2026-02-19 | Hardesty Michael A | Open-market sale | 147 | $732.98 | 2,525.29 |
| 2026-02-19 | ROEDER ROSHAN S | Open-market sale | 512 | $727.62 | 4,107.39 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.