About this data
What it is
When a company's officers, directors or owners of more than 10% buy or sell its stock, they must report the trade to the SEC on Form 4. This feed shows purchases and sales on the open market; stock grants, option exercises and shares withheld for tax are left out.
Who files it
The insider, usually through the company, within two business days of the trade.
How current
We collect new filings throughout the day on SEC business days.
Worth knowing
Sales are often routine: insiders sell to diversify, to pay taxes, or under a 10b5-1 plan set up months in advance. A purchase with their own money is less common, which is why many investors pay closer attention to it.

All of this comes from public filings.

Open-market trades per day, last 30 days

05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0
05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0

Purchases Sales

By trade date. Insiders have two business days to file, so the most recent days fill in later.

Latest open-market insider trades

Reset

Showing: ticker NOC

Latest open-market insider trades
TradedInsiderCompanyTypeSharesPriceValueFiling
Nov 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale1$557.47$557 SaleForm 4 ↗
Nov 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale50$556.47$27.8K SaleForm 4 ↗
Nov 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale20$555.46$11.1K SaleForm 4 ↗
Nov 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale20$554.48$11.1K SaleForm 4 ↗
Nov 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale7$553.39$3,874 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale4$554.14$2,217 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale2$553.90$1,108 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale2$552.95$1,106 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale2$550.68$1,101 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale6$549.50$3,297 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale10$548.32$5,483 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale31$547.42$17.0K SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale11$546.42$6,011 SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale19$545.59$10.4K SaleForm 4 ↗
Aug 3, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale8$544.53$4,356 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale1$577.05$577 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale7$576.38$4,035 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale4$575.59$2,302 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale2$574.51$1,149 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale14$573.51$8,029 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale6$572.72$3,436 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale3$571.74$1,715 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale43$570.47$24.5K SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale9$569.49$5,125 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale5$568.75$2,844 SaleForm 4 ↗
May 4, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale1$566.60$567 SaleForm 4 ↗
Mar 2, 2026Kathryn G. Simpson
Corp VP & General Counsel
NOC
Northrop Grumman Corporation
Sale873$745.00$650.4K SaleForm 4 ↗
Feb 27, 2026Roshan S. Roeder
CVP & Pres. Mission Systems
NOC
Northrop Grumman Corporation
Sale1,754$720.00$1.3M SaleForm 4 ↗
Feb 19, 2026Kathryn G. Simpson
Corp VP & General Counsel
NOC
Northrop Grumman Corporation
Sale194$727.62$141.2K SaleForm 4 ↗
Feb 19, 2026Roshan S. Roeder
CVP & Pres. Mission Systems
NOC
Northrop Grumman Corporation
Sale512$727.62$372.5K SaleForm 4 ↗
Feb 19, 2026Michael A. Hardesty
Corp VP, Controller & CAO
NOC
Northrop Grumman Corporation
Sale147$732.98$107.7K SaleForm 4 ↗
Feb 18, 2026Benjamin R. Davies
CVP & Pres. Defense Systems
NOC
Northrop Grumman Corporation
Sale2,189$719.61$1.6M SaleForm 4 ↗
Feb 17, 2026Michael A. Hardesty
Corp VP, Controller & CAO
NOC
Northrop Grumman Corporation
Sale716$700.63$501.6K SaleForm 4 ↗
Feb 17, 2026Kathryn G. Simpson
Corp VP & General Counsel
NOC
Northrop Grumman Corporation
Sale779$702.56$547.3K SaleForm 4 ↗
Feb 17, 2026Roshan S. Roeder
CVP & Pres. Mission Systems
NOC
Northrop Grumman Corporation
Sale318$702.56$223.4K SaleForm 4 ↗
Feb 13, 2026Michael A. Hardesty
Corp VP, Controller & CAO
NOC
Northrop Grumman Corporation
Sale1$703.21$408 SaleForm 4 ↗
Feb 13, 2026Michael A. Hardesty
Corp VP, Controller & CAO
NOC
Northrop Grumman Corporation
Sale783$702.43$550.0K SaleForm 4 ↗
Feb 6, 2026Kathy J. Warden
Chair, CEO and President, Director
NOC
Northrop Grumman Corporation
Sale1,306$711.14$928.7K SaleForm 4 ↗
Feb 6, 2026Kathy J. Warden
Chair, CEO and President, Director
NOC
Northrop Grumman Corporation
Sale3,552$710.36$2.5M SaleForm 4 ↗
Feb 6, 2026Kathy J. Warden
Chair, CEO and President, Director
NOC
Northrop Grumman Corporation
Sale5,734$709.49$4.1M SaleForm 4 ↗
Feb 6, 2026Kathy J. Warden
Chair, CEO and President, Director
NOC
Northrop Grumman Corporation
Sale2,303$708.63$1.6M SaleForm 4 ↗
Feb 6, 2026Kathy J. Warden
Chair, CEO and President, Director
NOC
Northrop Grumman Corporation
Sale4,695$707.45$3.3M SaleForm 4 ↗
Feb 6, 2026Kathy J. Warden
Chair, CEO and President, Director
NOC
Northrop Grumman Corporation
Sale2,196$706.65$1.6M SaleForm 4 ↗
Feb 6, 2026Kathy J. Warden
Chair, CEO and President, Director
NOC
Northrop Grumman Corporation
Sale214$705.84$151.0K SaleForm 4 ↗
Feb 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale5$689.31$3,447 SaleForm 4 ↗
Feb 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale10$688.51$6,885 SaleForm 4 ↗
Feb 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale8$687.64$5,501 SaleForm 4 ↗
Feb 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale11$686.43$7,551 SaleForm 4 ↗
Feb 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale10$685.33$6,853 SaleForm 4 ↗
Feb 2, 2026Mark A. Welsh III
Director
NOC
Northrop Grumman Corporation
Sale7$684.67$4,793 SaleForm 4 ↗

The newest 50 items, most recent first. Every row links to its original filing. Updated Nov 15, 2026, 5:59 PM EST.

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