49 filings · most recent first
NOC Form 4 Insider Filings
Over the trailing 90 days, NOC insiders sold a net $52K in discretionary open-market trades (1 seller), across 13 Form 4 transactions by 4 insiders.
Warden Kathy J Files Northrop Grumman Noc Form 4 August 19 2026
Welsh Mark A Iii Files Northrop Grumman Noc Form 4 August 03 2026
Brown Marianne Catherine Files Northrop Grumman Noc Form 4 June 30 2026
Krishna Arvind Files Northrop Grumman Noc Form 4 June 30 2026
Winston Mary A Files Northrop Grumman Noc Form 4 May 20 2026
Welsh Mark A Iii Files Northrop Grumman Noc Form 4 May 20 2026
Turley James S Files Northrop Grumman Noc Form 4 May 20 2026
Schoewe Thomas M Files Northrop Grumman Noc Form 4 May 20 2026
Roughead Gary Files Northrop Grumman Noc Form 4 May 20 2026
Ross Kimberly A Files Northrop Grumman Noc Form 4 May 20 2026
Krishna Arvind Files Northrop Grumman Noc Form 4 May 20 2026
Grady Christopher W Files Northrop Grumman Noc Form 4 May 20 2026
Brown Marianne Catherine Files Northrop Grumman Noc Form 4 May 20 2026
Abney David P Files Northrop Grumman Noc Form 4 May 20 2026
Welsh Mark A Iii Files Northrop Grumman Noc Form 4 May 04 2026
Brown Marianne Catherine Files Northrop Grumman Noc Form 4 March 31 2026
Krishna Arvind Files Northrop Grumman Noc Form 4 March 31 2026
Simpson Kathryn G Files Northrop Grumman Noc Form 4 March 02 2026
Roeder Roshan S Files Northrop Grumman Noc Form 4 February 27 2026
Simpson Kathryn G Files Northrop Grumman Noc Form 4 February 19 2026
Roeder Roshan S Files Northrop Grumman Noc Form 4 February 19 2026
Hardesty Michael A Files Northrop Grumman Noc Form 4 February 19 2026
Grady Christopher W Files Northrop Grumman Noc Form 4 February 12 2026
Davies Benjamin R Files Northrop Grumman Noc Form 4 February 17 2026
Fleming Robert J Files Northrop Grumman Noc Form 4 February 17 2026
Hardesty Michael A Files Northrop Grumman Noc Form 4 February 17 2026
Jones Thomas H Files Northrop Grumman Noc Form 4 February 17 2026
Warden Kathy J Files Northrop Grumman Noc Form 4 February 17 2026
Simpson Kathryn G Files Northrop Grumman Noc Form 4 February 17 2026
Roeder Roshan S Files Northrop Grumman Noc Form 4 February 17 2026
Hardesty Michael A Files Northrop Grumman Noc Form 4 February 13 2026
Hardesty Michael A Files Northrop Grumman Noc Form 4 February 11 2026
Jones Thomas H Files Northrop Grumman Noc Form 4 February 11 2026
Simpson Kathryn G Files Northrop Grumman Noc Form 4 February 11 2026
Warden Kathy J Files Northrop Grumman Noc Form 4 February 11 2026
Greene John Files Northrop Grumman Noc Form 4 February 11 2026
Davies Benjamin R Files Northrop Grumman Noc Form 4 February 11 2026
Fleming Robert J Files Northrop Grumman Noc Form 4 February 11 2026
Roeder Roshan S Files Northrop Grumman Noc Form 4 February 11 2026
Warden Kathy J Files Northrop Grumman Noc Form 4 February 06 2026
Welsh Mark A Iii Files Northrop Grumman Noc Form 4 February 02 2026
Warden Kathy J Files Northrop Grumman Noc Form 4 January 05 2026
Krishna Arvind Files Northrop Grumman Noc Form 4 December 31 2025
Brown Marianne Catherine Files Northrop Grumman Noc Form 4 December 31 2025
Roeder Roshan S Files Northrop Grumman Noc Form 4 December 09 2025
Roeder Roshan S Files Northrop Grumman Noc Form 4 December 05 2025
Welsh Mark A Iii Files Northrop Grumman Noc Form 4 November 24 2025
Brown Marianne Catherine Files Northrop Grumman Noc Form 4 September 30 2025
Krishna Arvind Files Northrop Grumman Noc Form 4 September 30 2025
Most Active Insiders (Trailing 90 Days)
Detected Clusters
- Cluster buying: 10 insiders, $193K total, through May 27, 2026 — live cluster view →
- Cluster selling: 3 insiders, $621K total, through Feb 26, 2026 — live cluster view →
- Cluster selling: 4 insiders, $2.2M total, through Feb 25, 2026 — live cluster view →