As of August 28, 2026, National Grid plc (NGG) has a DilutionWatch DilutionScore of 15/100, rated LOW dilution risk. This is a component-limited score because one or more material inputs are unavailable or not applicable. National Grid plc has a market capitalization of $81.13B, 5.20B shares outstanding, 1 institutional holders tracked.
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Score Breakdown
📊Float Risk—
Dilution Forecast
☀️
Clear
No significant dilution signals
model est. 0%
No significant dilution signals detected for NGG.
Market Data
Market Cap$81.13B
Shares Outstanding5.20B
FloatN/A
Cash$3.80B
Debt$64.26B
Short InterestN/A
Institutional Holdings
1 institutional holders · 51.7K shares
#1
Generali Investments CEE, investicni spolecnost, a.s.
51.7K shares
Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.
Short Interest
Short Interest752.7K
Days to Cover1.0
% of FloatN/A
FINRA data as of Jul 31, 2026
Recent SEC Activity
No recent SEC insights
Recent News
No recent news
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Score Coverage Note
- Float Risk is excluded because public-float data is unavailable.