NOC
Northrop Grumman insider trading
Industrials · Heavy selling
Close · Oct 5, 2026
$476.11
-21.8% over 12 months
Share price and insider trades
NOC closeInsider buyInsider sale
Bought, 12 months$0
Sold, 12 months$26.4M
Insiders buying0
Insiders selling6
Valuation, profit and volume
P/E (trailing)n/aSector median 23.1
Market value—
Profit margin—Revenue growth —
Volume vs. 50-day1.8×Last 5 sessions
Insiders' paper profit—On all tracked purchases —
Summary
Over the past 12 months, 0 Northrop Grumman insiders reported open-market purchases totaling $0, while 6 insiders reported sales totaling $26.4M. 49 of 61 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
Insider transactions
Open-market purchases and sales. 49 grants, option exercises and tax withholdings are not shown.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 31 | $547.42 | $17K | -13.0% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 19 | $545.59 | $10K | -12.7% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 11 | $546.42 | $6K | -12.9% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 10 | $548.32 | $5K | -13.2% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 8 | $544.53 | $4K | -12.6% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 6 | $549.50 | $3K | -13.4% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 4 | $554.14 | $2K | -14.1% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 2 | $553.90 | $1K | -14.0% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 2 | $552.95 | $1K | -13.9% | — |
| Aug 4SEC | Mark A Welsh IIIDirector | Sell Plan | 2 | $550.68 | $1K | -13.5% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 43 | $570.47 | $25K | -16.5% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 14 | $573.51 | $8K | -17.0% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 9 | $569.49 | $5K | -16.4% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 7 | $576.38 | $4K | -17.4% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 6 | $572.72 | $3K | -16.9% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 5 | $568.75 | $3K | -16.3% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 4 | $575.59 | $2K | -17.3% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 3 | $571.74 | $2K | -16.7% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 2 | $574.51 | $1K | -17.1% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 1 | $577.05 | $577 | -17.5% | — |
| May 5SEC | Mark A Welsh IIIDirector | Sell Plan | 1 | $566.60 | $567 | -16.0% | — |
| Mar 3SEC | Kathryn G SimpsonGeneral Counsel | Sell Plan | 873 | $745.00 | $650K | -36.1% | — |
| Mar 2SEC | Roshan S RoederCvp & Pres. Mission Systems | Sell Plan | 1,754 | $720.00 | $1.3M | -33.9% | — |
| Feb 20SEC | Roshan S RoederCvp & Pres. Mission Systems | Sell Plan | 512 | $727.62 | $373K | -34.6% | — |
| Feb 20SEC | Kathryn G SimpsonGeneral Counsel | Sell Plan | 194 | $727.62 | $141K | -34.6% | — |
| Feb 20SEC | Michael A HardestyCorp Vp, Controller & Cao | Sell | 147 | $732.98 | $108K | -35.0% | — |
| Feb 19SEC | Benjamin R. DaviesCvp & Pres. Defense Systems | Sell | 2,189 | $719.61 | $1.6M | -33.8% | — |
| Feb 19SEC | Kathryn G SimpsonGeneral Counsel | Sell Plan | 779 | $702.56 | $547K | -32.2% | — |
| Feb 19SEC | Michael A HardestyCorp Vp, Controller & Cao | Sell | 716 | $700.63 | $502K | -32.0% | — |
| Feb 19SEC | Roshan S RoederCvp & Pres. Mission Systems | Sell Plan | 318 | $702.56 | $223K | -32.2% | — |
| Feb 17SEC | Michael A HardestyCorp Vp, Controller & Cao | Sell | 783 | $702.43 | $550K | -32.2% | — |
| Feb 17SEC | Michael A HardestyCorp Vp, Controller & Cao | Sell | 1 | $703.21 | $408 | -32.3% | — |
| Feb 10SEC | Kathy J WardenCEO, President | Sell | 5,734 | $709.49 | $4.1M | -32.9% | — |
| Feb 10SEC | Kathy J WardenCEO, President | Sell | 4,695 | $707.45 | $3.3M | -32.7% | — |
| Feb 10SEC | Kathy J WardenCEO, President | Sell | 3,552 | $710.36 | $2.5M | -33.0% | — |
| Feb 10SEC | Kathy J WardenCEO, President | Sell | 2,303 | $708.63 | $1.6M | -32.8% | — |
| Feb 10SEC | Kathy J WardenCEO, President | Sell | 2,196 | $706.65 | $1.6M | -32.6% | — |
| Feb 10SEC | Kathy J WardenCEO, President | Sell | 1,306 | $711.14 | $929K | -33.0% | — |
| Feb 10SEC | Kathy J WardenCEO, President | Sell | 214 | $705.84 | $151K | -32.5% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 22 | $682.47 | $15K | -30.2% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 11 | $686.43 | $8K | -30.6% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 10 | $688.51 | $7K | -30.8% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 10 | $685.33 | $7K | -30.5% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 8 | $687.64 | $6K | -30.8% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 8 | $681.68 | $5K | -30.2% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 7 | $684.67 | $5K | -30.5% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 6 | $683.79 | $4K | -30.4% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 5 | $689.31 | $3K | -30.9% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 4 | $680.49 | $3K | -30.0% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 2 | $677.43 | $1K | -29.7% | — |
| Feb 3SEC | Mark A Welsh IIIDirector | Sell Plan | 2 | $676.14 | $1K | -29.6% | — |
| Jan 7SEC | Kathy J WardenCEO, President | Sell Plan | 7,000 | $600.00 | $4.2M | -20.6% | — |
| Jan 7SEC | Kathy J WardenCEO, President | Sell Plan | 3,000 | $615.00 | $1.8M | -22.6% | — |
| Dec 11SEC | Roshan S RoederCvp & Pres. Mission Systems | Sell Plan | 84 | $555.35 | $47K | -14.3% | — |
| Nov 25SEC | Mark A Welsh IIIDirector | Sell Plan | 61 | $564.36 | $34K | -15.6% | — |
| Nov 25SEC | Mark A Welsh IIIDirector | Sell Plan | 12 | $565.31 | $7K | -15.8% | — |
| Nov 25SEC | Mark A Welsh IIIDirector | Sell Plan | 9 | $563.62 | $5K | -15.5% | — |
| Nov 25SEC | Mark A Welsh IIIDirector | Sell Plan | 7 | $562.52 | $4K | -15.4% | — |
| Nov 25SEC | Mark A Welsh IIIDirector | Sell Plan | 6 | $561.51 | $3K | -15.2% | — |
| Nov 25SEC | Mark A Welsh IIIDirector | Sell Plan | 1 | $566.15 | $566 | -15.9% | — |
| Nov 25SEC | Mark A Welsh IIIDirector | Sell Plan | 1 | $560.39 | $560 | -15.0% | — |
Insiders at Northrop Grumman
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| Kathy J WardenCEO, President | — | $20.2M | Feb 19, 2026 | — |
| Roshan S RoederCvp & Pres. Mission Systems | — | $1.9M | Mar 2, 2026 | — |
| Benjamin R. DaviesCvp & Pres. Defense Systems | — | $1.6M | Feb 19, 2026 | — |
| Kathryn G SimpsonGeneral Counsel | — | $1.3M | Mar 3, 2026 | — |
| Michael A HardestyCorp Vp, Controller & Cao | — | $1.2M | Feb 20, 2026 | — |
| Mark A Welsh IIIDirector | — | $226K | Aug 4, 2026 | — |
| Marianne Catherine BrownDirector | — | — | Oct 1, 2026 | — |
| Arvind KrishnaDirector | — | — | Oct 1, 2026 | — |
| David P AbneyDirector | — | — | May 21, 2026 | — |
| Christopher W. GradyDirector | — | — | May 21, 2026 | — |
| Kimberly A. RossDirector | — | — | May 21, 2026 | — |
| Gary RougheadDirector | — | — | May 21, 2026 | — |
| Thomas M SchoeweDirector | — | — | May 21, 2026 | — |
| James S TurleyDirector | — | — | May 21, 2026 | — |
| Mary A WinstonDirector | — | — | May 21, 2026 | — |
| Thomas H JonesCvp & Pres Aeronautics Systems | — | — | Feb 19, 2026 | — |
| Robert J. FlemingCvp And Pres. Space Systems | — | — | Feb 19, 2026 | — |
Insider activity at other Industrials companies
Same sector, ranked by insider buying in the last 90 days.
Common questions about NOC insiders
Are Northrop Grumman insiders buying NOC stock?
In the past 12 months, 0 insiders reported open-market purchases of NOC worth $0.
Are Northrop Grumman insiders selling NOC stock?
6 insiders reported sales worth $26.4M over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.