🕵️ Northrop Grumman Corp /DE/ ($NOC)
SEC insider & ownership activity, last 12 months · CIK 1133421 · every row links its SEC filing
Over the last 12 months insiders sold $26.4M with no open-market buying against it. Kathy J. Warden sold $20.2M (Jan–Feb). No red-flag 8-Ks in the window.
🚨 4 signals active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
API and the
alerts bot.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 6 sellers, $26.4M (61 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Kathy J. Warden | 0 | – | 9 | $20.2M | Feb 6, 2026 |
| Roshan S. Roeder | 0 | – | 4 | $1.9M | Feb 27, 2026 |
| Benjamin R. Davies | 0 | – | 1 | $1.6M | Feb 18, 2026 |
| Kathryn G. Simpson | 0 | – | 3 | $1.3M | Mar 2, 2026 |
| Michael A. Hardesty | 0 | – | 4 | $1.2M | Feb 19, 2026 |
| Mark A. Welsh III | 0 | – | 40 | $226K | Aug 3, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Vanguard Capital Management | 7.2% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Ann Fudge | $1.1M | Jul 22, 2026 | filing ↗ |
| Mark A. Welsh III | $108K | May 4, 2026 | filing ↗ |
| Kathryn G. Simpson | $650K | Mar 2, 2026 | filing ↗ |
| Roshan S. Roeder | $1.3M | Feb 27, 2026 | filing ↗ |
| Michael A. Hardesty | $108K | Feb 19, 2026 | filing ↗ |
| Roshan S. Roeder | $373K | Feb 19, 2026 | filing ↗ |
| Kathryn G. Simpson | $141K | Feb 19, 2026 | filing ↗ |
| Benjamin R. Davies | $1.6M | Feb 18, 2026 | filing ↗ |
| Roshan S. Roeder | $223K | Feb 17, 2026 | filing ↗ |
| Michael A. Hardesty | $502K | Feb 17, 2026 | filing ↗ |
| Kathryn G. Simpson | $547K | Feb 17, 2026 | filing ↗ |
| Michael A. Hardesty | $550K | Feb 13, 2026 | filing ↗ |
| Kathy J. Warden | $14.2M | Feb 6, 2026 | filing ↗ |
| Kathy J. Warden | $1.8M | Jan 6, 2026 | filing ↗ |
| Kathy J. Warden | $4.2M | Jan 5, 2026 | filing ↗ |
| Roshan S. Roeder | $47K | Dec 9, 2025 | filing ↗ |
| Mark Welsh | $109K | Nov 24, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Officer/director changes (5.02) | Aug 19, 2026 | filing ↗ |
| Earnings (2.02) | Jul 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 21, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 20, 2026 | filing ↗ |
| Earnings (2.02) | Apr 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 21, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 11, 2026 | filing ↗ |
| Earnings (2.02) | Jan 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | Nov 3, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 3, 2025 | filing ↗ |
| Earnings (2.02) | Oct 21, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 21, 2025 | filing ↗ |