NOC Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$20.2M
6 insiders
Net Insider Flow
-$20.2M
open market, 180d
Reporting Insiders
6
41 P/S transactions
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Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 30, 2026Brown Marianne CatherineDirectorGrant(A)91$509.31$46K
Jun 30, 2026Krishna ArvindDirectorGrant(A)71$509.31$36K
May 20, 2026Winston Mary ADirectorGrant(A)349$552.17$193K
May 20, 2026Welsh Mark A IIIDirectorGrant(A)349$552.17$193K
May 20, 2026Turley James SDirectorGrant(A)349$552.17$193K
May 20, 2026Schoewe Thomas MDirectorGrant(A)349$552.17$193K
May 20, 2026Roughead GaryDirectorGrant(A)349$552.17$193K
May 20, 2026Ross Kimberly A.DirectorGrant(A)349$552.17$193K
May 20, 2026Krishna ArvindDirectorGrant(A)349$552.17$193K
May 20, 2026Grady Christopher W.DirectorGrant(A)349$552.17$193K
May 20, 2026Brown Marianne CatherineDirectorGrant(A)349$552.17$193K
May 20, 2026Abney David PDirectorGrant(A)349$552.17$193K
May 4, 2026Welsh Mark A IIIDirectorSell(S)1$577.05$577
May 4, 2026Welsh Mark A IIIDirectorSell(S)7$576.38$4K
May 4, 2026Welsh Mark A IIIDirectorSell(S)4$575.59$2K
May 4, 2026Welsh Mark A IIIDirectorSell(S)2$574.51$1K
May 4, 2026Welsh Mark A IIIDirectorSell(S)14$573.51$8K
May 4, 2026Welsh Mark A IIIDirectorSell(S)6$572.72$3K
May 4, 2026Welsh Mark A IIIDirectorSell(S)3$571.74$2K
May 4, 2026Welsh Mark A IIIDirectorSell(S)43$570.47$25K
May 4, 2026Welsh Mark A IIIDirectorSell(S)9$569.49$5K
May 4, 2026Welsh Mark A IIIDirectorSell(S)5$568.75$3K
May 4, 2026Welsh Mark A IIIDirectorSell(S)1$566.60$567
Mar 31, 2026Krishna ArvindDirectorGrant(A)53$682.24$36K
Mar 31, 2026Brown Marianne CatherineDirectorGrant(A)68$682.24$46K
Mar 2, 2026Simpson Kathryn GCorp VP & General CounselSell(S)873$745.00$650K
Feb 27, 2026Roeder Roshan SCVP & Pres. Mission SystemsSell(S)2K$720.00$1.3M
Feb 19, 2026Hardesty Michael ACorp VP, Controller & CAOSell(S)147$732.98$108K
Feb 19, 2026Roeder Roshan SCVP & Pres. Mission SystemsSell(S)512$727.62$373K
Feb 19, 2026Simpson Kathryn GCorp VP & General CounselSell(S)194$727.62$141K
Feb 18, 2026Davies Benjamin R.CVP & Pres. Defense SystemsSell(S)2K$719.61$1.6M
Feb 17, 2026Roeder Roshan SCVP & Pres. Mission SystemsOption exercise(M)2K$0
Feb 17, 2026Roeder Roshan SCVP & Pres. Mission SystemsTax withholding(F)992$701.12$696K
Feb 17, 2026Roeder Roshan SCVP & Pres. Mission SystemsSell(S)318$702.56$223K
Feb 17, 2026Roeder Roshan SCVP & Pres. Mission SystemsOption exercise(M)2K$0
Feb 17, 2026Simpson Kathryn GCorp VP & General CounselSell(S)779$702.56$547K
Feb 17, 2026Simpson Kathryn GCorp VP & General CounselOption exercise(M)387$0
Feb 17, 2026Simpson Kathryn GCorp VP & General CounselTax withholding(F)193$701.12$135K
Feb 17, 2026Simpson Kathryn GCorp VP & General CounselOption exercise(M)387$0
Feb 17, 2026Warden Kathy JChair, CEO and President, DirectorOption exercise(M)11K$0
Feb 17, 2026Warden Kathy JChair, CEO and President, DirectorTax withholding(F)5K$701.12$3.4M
Feb 17, 2026Warden Kathy JChair, CEO and President, DirectorOption exercise(M)11K$0
Feb 17, 2026Jones Thomas HCVP & Pres Aeronautics SystemsTax withholding(F)1K$701.12$705K
Feb 17, 2026Jones Thomas HCVP & Pres Aeronautics SystemsOption exercise(M)2K$0
Feb 17, 2026Jones Thomas HCVP & Pres Aeronautics SystemsOption exercise(M)2K$0
Feb 17, 2026Hardesty Michael ACorp VP, Controller & CAOSell(S)716$700.63$502K
Feb 17, 2026Hardesty Michael ACorp VP, Controller & CAOTax withholding(F)243$701.12$170K
Feb 17, 2026Hardesty Michael ACorp VP, Controller & CAOOption exercise(M)538$0
Feb 17, 2026Hardesty Michael ACorp VP, Controller & CAOOption exercise(M)538$0
Feb 17, 2026Fleming Robert J.CVP and Pres. Space SystemsOption exercise(M)264$0
Feb 17, 2026Fleming Robert J.CVP and Pres. Space SystemsTax withholding(F)85$701.12$60K
Feb 17, 2026Fleming Robert J.CVP and Pres. Space SystemsOption exercise(M)264$0
Feb 17, 2026Davies Benjamin R.CVP & Pres. Defense SystemsOption exercise(M)274$0
Feb 17, 2026Davies Benjamin R.CVP & Pres. Defense SystemsTax withholding(F)123$701.12$86K
Feb 17, 2026Davies Benjamin R.CVP & Pres. Defense SystemsOption exercise(M)274$0
Feb 13, 2026Hardesty Michael ACorp VP, Controller & CAOSell(S)1$703.21$408
Feb 13, 2026Hardesty Michael ACorp VP, Controller & CAOSell(S)783$702.43$550K
Feb 12, 2026Grady Christopher W.DirectorGrant(A)71$695.06$49K
Feb 11, 2026Roeder Roshan SCVP & Pres. Mission SystemsTax withholding(F)3K$678.83$2.0M
Feb 11, 2026Roeder Roshan SCVP & Pres. Mission SystemsOption exercise(M)6K$0
Feb 11, 2026Roeder Roshan SCVP & Pres. Mission SystemsGrant(A)2K$0
Feb 11, 2026Roeder Roshan SCVP & Pres. Mission SystemsOption exercise(M)6K$0
Feb 11, 2026Roeder Roshan SCVP & Pres. Mission SystemsGrant(A)6K$0
Feb 11, 2026Fleming Robert J.CVP and Pres. Space SystemsOption exercise(M)913$0
Feb 11, 2026Fleming Robert J.CVP and Pres. Space SystemsTax withholding(F)300$678.83$204K
Feb 11, 2026Fleming Robert J.CVP and Pres. Space SystemsGrant(A)4K$0
Feb 11, 2026Fleming Robert J.CVP and Pres. Space SystemsOption exercise(M)913$0
Feb 11, 2026Fleming Robert J.CVP and Pres. Space SystemsGrant(A)2K$0
Feb 11, 2026Davies Benjamin R.CVP & Pres. Defense SystemsOption exercise(M)3K$0
Feb 11, 2026Davies Benjamin R.CVP & Pres. Defense SystemsTax withholding(F)1K$678.83$824K
Feb 11, 2026Davies Benjamin R.CVP & Pres. Defense SystemsGrant(A)2K$0
Feb 11, 2026Davies Benjamin R.CVP & Pres. Defense SystemsGrant(A)5K$0
Feb 11, 2026Davies Benjamin R.CVP & Pres. Defense SystemsOption exercise(M)3K$0
Feb 11, 2026Greene JohnCVP & Chief Financial OfficerGrant(A)5K$0
Feb 11, 2026Greene JohnCVP & Chief Financial OfficerGrant(A)5K$0
Feb 11, 2026Warden Kathy JChair, CEO and President, DirectorOption exercise(M)35K$0
Feb 11, 2026Warden Kathy JChair, CEO and President, DirectorTax withholding(F)15K$678.83$10.4M
Feb 11, 2026Warden Kathy JChair, CEO and President, DirectorGrant(A)29K$0
Feb 11, 2026Warden Kathy JChair, CEO and President, DirectorGrant(A)8K$0
Feb 11, 2026Warden Kathy JChair, CEO and President, DirectorOption exercise(M)35K$0
Feb 11, 2026Simpson Kathryn GCorp VP & General CounselOption exercise(M)1K$0
Feb 11, 2026Simpson Kathryn GCorp VP & General CounselTax withholding(F)461$678.83$313K
Feb 11, 2026Simpson Kathryn GCorp VP & General CounselGrant(A)1K$0
Feb 11, 2026Simpson Kathryn GCorp VP & General CounselGrant(A)4K$0
Feb 11, 2026Simpson Kathryn GCorp VP & General CounselOption exercise(M)1K$0
Feb 11, 2026Jones Thomas HCVP & Pres Aeronautics SystemsOption exercise(M)7K$0
Feb 11, 2026Jones Thomas HCVP & Pres Aeronautics SystemsTax withholding(F)3K$678.83$2.1M
Feb 11, 2026Jones Thomas HCVP & Pres Aeronautics SystemsOption exercise(M)7K$0
Feb 11, 2026Jones Thomas HCVP & Pres Aeronautics SystemsGrant(A)2K$0
Feb 11, 2026Jones Thomas HCVP & Pres Aeronautics SystemsGrant(A)6K$0
Feb 11, 2026Hardesty Michael ACorp VP, Controller & CAOTax withholding(F)566$678.83$384K
Feb 11, 2026Hardesty Michael ACorp VP, Controller & CAOOption exercise(M)2K$0
Feb 11, 2026Hardesty Michael ACorp VP, Controller & CAOOption exercise(M)2K$0
Feb 11, 2026Hardesty Michael ACorp VP, Controller & CAOGrant(A)379$0
Feb 11, 2026Hardesty Michael ACorp VP, Controller & CAOGrant(A)1K$0
Feb 6, 2026Warden Kathy JChair, CEO and President, DirectorSell(S)5K$707.45$3.3M
Feb 6, 2026Warden Kathy JChair, CEO and President, DirectorSell(S)2K$708.63$1.6M
Feb 6, 2026Warden Kathy JChair, CEO and President, DirectorSell(S)6K$709.49$4.1M
Feb 6, 2026Warden Kathy JChair, CEO and President, DirectorSell(S)1K$711.14$929K
Feb 6, 2026Warden Kathy JChair, CEO and President, DirectorSell(S)2K$706.65$1.6M

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).