SEC Insider Transactions from Simpson Kathryn G.

Last updated: 2026-03-14 11:54 UTC | Total transactions: 32

Simpson Kathryn G, Corporate VP and General Counsel at Northrop Grumman Corp ($NOC), sold shares on the open market three times in the last year, totaling $1.34 million. Her most recent sale occurred on March 2, 2026. These sales rank her 4,277th among 11,678 insiders in our database by total value sold, below the average of $8.6 million across about 6.4 transactions per insider. She made no open market purchases during this period.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 2, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 873 $745.00 1.3900 143,800,000 99.84% 0.00%
Feb. 19, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 194 $727.62 874.3900 143,800,000 18.16% 0.00%
Feb. 17, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Common Stock 387 $0.00 2,040.3900 143,800,000 23.41% 0.00%
Feb. 17, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Restricted Stock Rights 387 $0.00 5,168.0000 143,800,000 6.97% 0.00%
Feb. 17, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 779 $702.56 1,068.3900 143,800,000 42.17% 0.00%
Feb. 17, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel F Common Stock 193 $701.12 1,847.3900 143,800,000 9.46% 0.00%
Feb. 11, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel F Common Stock 461 $678.83 1,653.3900 143,800,000 21.80% 0.00%
Feb. 11, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Restricted Performance Stock Rights 1335 $0.00 11,245.0000 143,800,000 10.61% 0.00%
Feb. 11, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel A Restricted Stock Rights 1471 $0.00 5,555.0000 143,800,000 36.02% 0.00%
Feb. 11, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel A Restricted Performance Stock Rights 3620 $0.00 12,579.9600 143,800,000 40.40% 0.00%
Feb. 11, 2026 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Common Stock 1335 $0.00 2,114.3900 143,800,000 171.27% 0.00%
Feb. 20, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 1035 $429.08 779.4300 147,300,000 57.04% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Restricted Stock Rights 468 $0.00 4,084.0000 147,300,000 10.28% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Common Stock 1097 $0.00 2,764.4300 147,300,000 65.77% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel F Common Stock 366 $441.36 2,398.4300 147,300,000 13.24% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Common Stock 468 $0.00 2,866.4300 147,300,000 19.51% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel F Common Stock 163 $441.36 2,703.4300 147,300,000 5.69% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 889 $445.35 1,814.4300 147,300,000 32.88% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel A Restricted Performance Stock Rights 4356 $0.00 10,056.7500 147,300,000 76.40% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel A Restricted Stock Rights 1965 $0.00 4,552.0000 147,300,000 75.96% 0.00%
Feb. 18, 2025 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Restricted Performance Stock Rights 1097 $0.00 8,960.0000 147,300,000 10.91% 0.00%
Feb. 21, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 356 $454.68 1,667.6800 152,000,000 17.59% 0.00%
Feb. 16, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel F Common Stock 263 $450.96 4,007.6800 152,000,000 6.16% 0.00%
Feb. 16, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Common Stock 619 $0.00 4,270.6800 152,000,000 16.95% 0.00%
Feb. 16, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Restricted Stock Rights 619 $0.00 2,587.0000 152,000,000 19.31% 0.00%
Feb. 20, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 711 $453.22 2,023.6800 152,000,000 26.00% 0.00%
Feb. 16, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel S Common Stock 1273 $450.37 2,734.6800 152,000,000 31.76% 0.00%
Feb. 14, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel F Common Stock 646 $446.37 3,651.6800 152,000,000 15.03% 0.00%
Feb. 14, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Common Stock 1919 $0.00 4,297.6800 152,000,000 80.68% 0.00%
Feb. 14, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel M Restricted Performance Stock Rights 1919 $0.00 5,701.0000 152,000,000 25.18% 0.00%
Feb. 14, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel A Restricted Performance Stock Rights 4332 $0.00 7,620.0100 152,000,000 131.75% 0.00%
Feb. 14, 2024 NORTHROP GRUMMAN CORP /DE/ $NOC Simpson Kathryn G Corp VP & General Counsel A Restricted Stock Rights 1732 $0.00 3,206.0000 152,000,000 117.50% 0.00%