SEC Filing Analysis: Northrop Grumman Corp

Executive Summary

• Trading Significance: Low
• Key Takeaway: The Vanguard Group reports 0 shares beneficially owned due to an internal reporting realignment, not a market liquidation.
• Market Impact: Neutral; the change is administrative in nature.

Company Information

Field	Value
Company	Northrop Grumman Corp
CIK	0001133421
Industry	Manufacturing - Search, Detection, Navigation, Guidance

Insider Information

Field	Value
Name	The Vanguard Group
CIK	0000102909
Relationship	Institutional Investor

Transaction Details

Field	Value
Form Type	SCHEDULE 13G/A
Event Date	03/13/2026
Security Type	Common Stock
Shares Owned After	0
Ownership Type	N/A

Financial Impact Assessment

Transaction Materiality

Metric	Value
Market Cap	$100.33 billion
Shares Outstanding	141,920,000
Post-Transaction Ownership	0 shares (0.00% of outstanding)
Materiality Assessment	Low

Impact Evaluation

• Ownership Concentration: The filing indicates a drop to 0% ownership for the parent entity "The Vanguard Group."
• Transaction Significance: While a drop to 0% is numerically significant, the explanatory notes clarify this is a technical change. Subsidiaries will report separately.

Market Impact Analysis

Stock Impact Prediction

• Direction: Neutral
• Reasoning: The filing contains an explicit footnote stating that the change in beneficial ownership is due to an internal realignment where subsidiaries will report separately. This suggests the economic interest likely remains within the Vanguard complex, just reported differently.

Volume & Sentiment

• Expected Volume Impact: Negligible.
• Sentiment Indicator: Neutral.

Additional Context

Transaction Notes

• Special Circumstances: The filing notes: "On January 12, 2026, The Vanguard Group, Inc. went through an internal realignment... certain subsidiaries... will report beneficial ownership separately... The Vanguard Group, Inc. no longer has... beneficial ownership over securities beneficially owned by such subsidiaries."