20 insiders reported 178 Form 4 transactions for NORTHROP GRUMMAN CORP /DE/ (NOC) over the past 18 months (most recent 2026-08-04). Recent activity: WELSH MARK A III (Director) Sell 8 shares, WELSH MARK A III (Director) Sell 19 shares, WELSH MARK A III (Director) Sell 11 shares, WELSH MARK A III (Director) Sell 31 shares, WELSH MARK A III (Director) Sell 10 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-04 | WELSH MARK A III | Director | Sell | 8 | $4,356 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 19 | $10,366 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 11 | $6,011 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 31 | $16,970 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 10 | $5,483 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 6 | $3,297 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 2 | $1,101 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 2 | $1,106 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 2 | $1,108 |
| 2026-08-04 | WELSH MARK A III | Director | Sell | 4 | $2,217 |
| 2026-07-01 | KRISHNA ARVIND | Director | Buy | 71 | $36,161 |
| 2026-07-01 | Brown Marianne Catherine | Director | Buy | 91 | $46,347 |
| 2026-05-21 | SCHOEWE THOMAS M | Director | Buy | 349 | $192,707 |
| 2026-05-21 | ABNEY DAVID P | Director | Buy | 349 | $192,707 |
| 2026-05-21 | WINSTON MARY A | Director | Buy | 349 | $192,707 |
| 2026-05-21 | Ross Kimberly A. | Director | Buy | 349 | $192,707 |
| 2026-05-21 | ROUGHEAD GARY | Director | Buy | 349 | $192,707 |
| 2026-05-21 | Turley James S | Director | Buy | 349 | $192,707 |
| 2026-05-21 | KRISHNA ARVIND | Director | Buy | 349 | $192,707 |
| 2026-05-21 | WELSH MARK A III | Director | Buy | 349 | $192,707 |
| 2026-05-21 | Brown Marianne Catherine | Director | Buy | 349 | $192,707 |
| 2026-05-21 | Grady Christopher W. | Director | Buy | 349 | $192,707 |
| 2026-05-05 | WELSH MARK A III | Director | Sell | 1 | $567 |
| 2026-05-05 | WELSH MARK A III | Director | Sell | 5 | $2,844 |
| 2026-05-05 | WELSH MARK A III | Director | Sell | 9 | $5,125 |
Source: SEC Form 4 filings · as of 2026-08-04