MetaCap

Northrop Grumman Insider Trades

NYSE: NOCIndustrialsIndustrial Machinery/ComponentsUSD

480.72-3.76 (-0.78%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
0 · $0
Sales
32 · $6.04M
Shares bought / sold
0 / 8.46K
Net activity
Net selling $6.0 million

Northrop Grumman insider activity

Over the last 12 months, Northrop Grumman insiders reported 75 transactions on SEC Form 4: 0 open-market purchases and 32 sales. Insiders bought $0 and sold $6.0 million worth of stock, for net insider selling of $6.0 million. The largest seller was ROEDER ROSHAN S, with $1.9 million in reported sales.

The most recent filing shows Brown Marianne Catherine (Director) reporting a transaction in 96 shares at $483.48 on Sep 30, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put NOC's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

NOC insider transactions

Northrop Grumman insider transactions
DateInsiderTypeSharesValueFiling
Sep 30, 2026KRISHNA ARVINDDirectorAward75$36.26KForm 4
Sep 30, 2026Brown Marianne CatherineDirectorAward96$46.41KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale4$2.22KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale2$1.11KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale2$1.11KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale2$1.10KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale6$3.30KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale10$5.48KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale31$16.97KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale11$6.01KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale19$10.37KForm 4
Aug 3, 2026WELSH MARK A IIIDirectorSale8$4.36KForm 4
Jun 30, 2026KRISHNA ARVINDDirectorAward71$36.16KForm 4
Jun 30, 2026Brown Marianne CatherineDirectorAward91$46.35KForm 4
May 20, 2026Brown Marianne CatherineDirectorAward349$192.71KForm 4
May 20, 2026Ross Kimberly A.DirectorAward349$192.71KForm 4
May 20, 2026WELSH MARK A IIIDirectorAward349$192.71KForm 4
May 20, 2026ABNEY DAVID PDirectorAward349$192.71KForm 4
May 20, 2026Grady Christopher W.DirectorAward349$192.71KForm 4
May 20, 2026KRISHNA ARVINDDirectorAward349$192.71KForm 4
May 20, 2026ROUGHEAD GARYDirectorAward349$192.71KForm 4
May 20, 2026SCHOEWE THOMAS MDirectorAward349$192.71KForm 4
May 20, 2026Turley James SDirectorAward349$192.71KForm 4
May 20, 2026WINSTON MARY ADirectorAward349$192.71KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale1$577.05Form 4
May 4, 2026WELSH MARK A IIIDirectorSale7$4.03KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale4$2.30KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale2$1.15KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale14$8.03KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale6$3.44KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale3$1.72KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale43$24.53KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale9$5.13KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale5$2.84KForm 4
May 4, 2026WELSH MARK A IIIDirectorSale1$566.60Form 4
Mar 31, 2026KRISHNA ARVINDDirectorAward53$36.16KForm 4
Mar 31, 2026Brown Marianne CatherineDirectorAward68$46.39KForm 4
Mar 2, 2026Simpson Kathryn GCorp VP & General CounselSale873$650.38KForm 4
Feb 27, 2026ROEDER ROSHAN SCVP & Pres. Mission SystemsSale1,754$1.26MForm 4
Feb 19, 2026Hardesty Michael ACorp VP, Controller & CAOSale147$107.75KForm 4
Feb 19, 2026ROEDER ROSHAN SCVP & Pres. Mission SystemsSale512$372.54KForm 4
Feb 19, 2026Simpson Kathryn GCorp VP & General CounselSale194$141.16KForm 4
Feb 18, 2026Davies Benjamin R.CVP & Pres. Defense SystemsSale2,189$1.58MForm 4
Feb 17, 2026Simpson Kathryn GCorp VP & General CounselSale779$547.29KForm 4
Feb 17, 2026Simpson Kathryn GCorp VP & General CounselTax withholding193$135.32KForm 4
Feb 17, 2026Simpson Kathryn GCorp VP & General CounselOption exercise387—Form 4
Feb 17, 2026Warden Kathy JChair, CEO and PresidentTax withholding4,857$3.41MForm 4
Feb 17, 2026Warden Kathy JChair, CEO and PresidentOption exercise10,760—Form 4
Feb 17, 2026Jones Thomas HCVP & Pres Aeronautics SystemsTax withholding1,005$704.63KForm 4
Feb 17, 2026Jones Thomas HCVP & Pres Aeronautics SystemsOption exercise2,152—Form 4
Feb 17, 2026ROEDER ROSHAN SCVP & Pres. Mission SystemsSale318$223.41KForm 4
Feb 17, 2026ROEDER ROSHAN SCVP & Pres. Mission SystemsTax withholding992$695.51KForm 4
Feb 17, 2026ROEDER ROSHAN SCVP & Pres. Mission SystemsOption exercise2,017—Form 4
Feb 17, 2026Hardesty Michael ACorp VP, Controller & CAOSale716$501.61KForm 4
Feb 17, 2026Hardesty Michael ACorp VP, Controller & CAOTax withholding243$170.37KForm 4
Feb 17, 2026Hardesty Michael ACorp VP, Controller & CAOOption exercise538—Form 4
Feb 17, 2026Fleming Robert J.CVP and Pres. Space SystemsTax withholding85$59.60KForm 4
Feb 17, 2026Fleming Robert J.CVP and Pres. Space SystemsOption exercise264—Form 4
Feb 17, 2026Davies Benjamin R.CVP & Pres. Defense SystemsTax withholding123$86.24KForm 4
Feb 17, 2026Davies Benjamin R.CVP & Pres. Defense SystemsOption exercise274—Form 4
Feb 13, 2026Hardesty Michael ACorp VP, Controller & CAOSale1$407.86Form 4
Feb 13, 2026Hardesty Michael ACorp VP, Controller & CAOSale783$550.00KForm 4
Feb 12, 2026Grady Christopher W.DirectorAward71$49.35KForm 4
Feb 11, 2026Fleming Robert J.CVP and Pres. Space SystemsTax withholding300$203.65KForm 4
Feb 11, 2026Fleming Robert J.CVP and Pres. Space SystemsOption exercise913—Form 4
Feb 11, 2026Davies Benjamin R.CVP & Pres. Defense SystemsTax withholding1,214$824.10KForm 4
Feb 11, 2026Davies Benjamin R.CVP & Pres. Defense SystemsOption exercise3,158—Form 4
Feb 11, 2026Warden Kathy JChair, CEO and PresidentTax withholding15,371$10.43MForm 4
Feb 11, 2026Warden Kathy JChair, CEO and PresidentOption exercise34,546—Form 4
Feb 11, 2026Simpson Kathryn GCorp VP & General CounselTax withholding461$312.94KForm 4
Feb 11, 2026Simpson Kathryn GCorp VP & General CounselOption exercise1,335—Form 4
Feb 11, 2026Jones Thomas HCVP & Pres Aeronautics SystemsTax withholding3,059$2.08MForm 4
Feb 11, 2026Jones Thomas HCVP & Pres Aeronautics SystemsOption exercise6,910—Form 4
Feb 11, 2026Hardesty Michael ACorp VP, Controller & CAOTax withholding566$384.22KForm 4
Feb 11, 2026Hardesty Michael ACorp VP, Controller & CAOOption exercise1,727—Form 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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