// company-profile
Northrop Grumman Corp /de/
NOCExchangeNYSESectorSearch, Detection, Navigation, Guidance, Aeronautical SysFilings168Insiders26
// api This Northrop Grumman Corp /de/ insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Northrop Grumman Corp /de/ insiders bought $2.0M across 12 transactions with no open-market sales.
- Most active insider: WELSH MARK A III with 12 transactions totaling $247K.
- Largest single purchase: $193K by Ross Kimberly A. on May 20, 2026.
- 100% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Northrop Grumman Corp /de/ as of 2026-03-31
Total reported AUM
$73.98B
QoQ change
+24.5%
Reporting period
2026-03-31
#1
STATE STREET CORP
CIK 93751
$8.87B
13.0M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$6.11B
8.9M shares
#3
Capital International Investors
CIK 1562230
$4.84B
7.1M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 20, 2026 | Ross Kimberly A. | NOC | Award | 349 | $552.17 | $193K |
| May 20, 2026 | WINSTON MARY A | NOC | Award | 349 | $552.17 | $193K |
| May 20, 2026 | ROUGHEAD GARY | NOC | Award | 349 | $552.17 | $193K |
| May 20, 2026 | Turley James S | NOC | Award | 349 | $552.17 | $193K |
| May 20, 2026 | Grady Christopher W. | NOC | Award | 349 | $552.17 | $193K |
45 more transactions hidden
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