WELSH MARK A III — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

WELSH MARK A III has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $235K.

Profile

WELSH MARK A III

Mark A Iii is listed as a director of Northrop Grumman Corporation (NYSE: NOC) in SEC filings as of May 5, 2026. The available SEC context confirms a board-level role and affiliation with Northrop Grumman, but does not provide additional biographical details (education, prior positions, or tenure). Given the name formatting, there is potential for suffix variations (e.g., Mark A. III) or name collisions with similarly named individuals; verify identity when cross-referencing with other sources.

RoleDirector
Notability50/100
LinksWikipedia

Board memberships

Awards & honors

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-05-21NOCNORTHROP GRUMMAN CORP /DE/A — Grant or award349$552.17$193K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale1$577.05$577
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale7$576.38$4K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale4$575.59$2K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale2$574.51$1K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale14$573.51$8K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale6$572.72$3K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale3$571.74$2K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale43$570.47$25K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale9$569.49$5K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale5$568.75$3K
2026-05-05NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale1$566.60$567
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]5$689.31$3K
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]10$688.51$7K
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]8$687.64$6K
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]11$686.43$8K
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]10$685.33$7K
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]7$684.67$5K
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]6$683.79$4K
2026-02-03NOCNORTHROP GRUMMAN CORP /DE/S — Open-market sale [10b5-1]22$682.47$15K

Companies — Last 90 Days

Frequently Asked Questions

Who is WELSH MARK A III?

Mark A Iii is listed as a director of Northrop Grumman Corporation (NYSE: NOC) in SEC filings as of May 5, 2026. The available SEC context confirms a board-level role and affiliation with Northrop Grumman, but does not provide additional biographical details (education, prior positions, or tenure). Given the name formatting, there is potential for suffix variations (e.g., Mark …

How many SEC Form 4 filings has WELSH MARK A III submitted recently?

2 primary Form 4 filings in the last 90 days, covering 1 company.

Has WELSH MARK A III been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 75 open-market sales ($235K) across all tracked filings.

Where can I see all of WELSH MARK A III's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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