National Grid (NGG) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET

Updated Oct 15, 2026, 4:00 PM ET

What changed since yesterday

Closed at $79.07, +0.71% vs the prior close of $78.51.
Volume 1.05M shares, 1.2x its 50-day average.
No new SEC filings since the prior session.
No new insider buys or sales reported since the prior session.

NGG rises 0.7% to $79.07, a 1-month high, 4 up days in a row. Closed at $79.07, +0.71% vs the prior close of $78.51. Day range $78.95–$79.78, opened at $79.78.

Last close$79.07+0.71%

Day range78.95–79.78

Open79.78

Volume1.05M

52-week range73.37–94.64

Avg volume (20d)903.51K

NGG daily analysis — what happened

A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.

Oct 15, 2026 — NGG rises 0.7% to $79.07, a 1-month high, 4 up days in a row

Closed at $79.07, +0.71% vs the prior close of $78.51. Day range $78.95–$79.78, opened at $79.78.
Volume was 1.05M shares, 1.2x its 50-day average of 853.86K.
Price is +1.3% vs its 50-day average ($78.07) and -4.9% vs its 200-day average ($83.16).
52-week range $73.37–$94.64; today's close sits at 27% of that range, 16.5% below the 52-week high.
That makes 4 straight gains.

Oct 14, 2026 — NGG rises 0.4% to $78.51, a 1-month high, 3 up days in a row

Closed at $78.51, +0.36% vs the prior close of $78.23. Day range $77.58–$78.54, opened at $78.17.
Volume was 740.40K shares, 0.9x its 50-day average of 854.31K.
Price is +0.5% vs its 50-day average ($78.09) and -5.6% vs its 200-day average ($83.16).
52-week range $73.37–$94.64; today's close sits at 24% of that range, 17.0% below the 52-week high.
That makes 3 straight gains.

Oct 13, 2026 — NGG rises 1.4% to $78.23, a 1-month high

Closed at $78.23, +1.44% vs the prior close of $77.12. Day range $77.51–$78.52, opened at $78.50.
Volume was 1.07M shares, 1.3x its 50-day average of 851.28K.
Price is +0.1% vs its 50-day average ($78.13) and -5.9% vs its 200-day average ($83.15).
52-week range $73.28–$94.64; today's close sits at 23% of that range, 17.3% below the 52-week high.

Oct 12, 2026 — NGG rises 0.8% to $77.12

Closed at $77.12, +0.84% vs the prior close of $76.48. Day range $76.29–$77.25, opened at $76.56.
Volume was 570.50K shares, 0.7x its 50-day average of 855.93K.
Price is -1.3% vs its 50-day average ($78.16) and -7.3% vs its 200-day average ($83.15).
52-week range $73.28–$94.64; today's close sits at 18% of that range, 18.5% below the 52-week high.

Oct 9, 2026 — NGG dips 0.8% to $76.48

Closed at $76.48, -0.82% vs the prior close of $77.11. Day range $76.07–$76.57, opened at $76.37.
Volume was 666.70K shares, 0.8x its 50-day average of 860.34K.
Price is -2.2% vs its 50-day average ($78.22) and -8.0% vs its 200-day average ($83.15).
52-week range $73.24–$94.64; today's close sits at 15% of that range, 19.2% below the 52-week high.

Oct 8, 2026 — NGG rises 1.3% to $77.11

Closed at $77.11, +1.31% vs the prior close of $76.11. Day range $76.23–$77.20, opened at $76.97.
Volume was 774.80K shares, 0.9x its 50-day average of 863.82K.
Price is -1.5% vs its 50-day average ($78.30) and -7.3% vs its 200-day average ($83.15).
52-week range $73.24–$94.64; today's close sits at 18% of that range, 18.5% below the 52-week high.

Oct 7, 2026 — NGG dips 1.0% to $76.11

Closed at $76.11, -0.96% vs the prior close of $76.85. Day range $75.05–$76.39, opened at $75.05.
Volume was 947.00K shares, 1.1x its 50-day average of 857.43K.
Price is -2.8% vs its 50-day average ($78.33) and -8.5% vs its 200-day average ($83.14).
52-week range $73.24–$94.64; today's close sits at 13% of that range, 19.6% below the 52-week high.

Oct 6, 2026 — NGG rises 1.1% to $76.85

Closed at $76.85, +1.09% vs the prior close of $76.02. Day range $75.84–$76.87, opened at $76.03.
Volume was 628.60K shares, 0.7x its 50-day average of 859.79K.
Price is -2.0% vs its 50-day average ($78.43) and -7.6% vs its 200-day average ($83.14).
52-week range $72.99–$94.64; today's close sits at 18% of that range, 18.8% below the 52-week high.

Oct 5, 2026 — NGG ends flat (-0.1%) to $76.02

Closed at $76.02, -0.13% vs the prior close of $76.12. Day range $75.51–$76.17, opened at $75.93.
Volume was 746.60K shares, 0.9x its 50-day average of 855.36K.
Price is -3.2% vs its 50-day average ($78.51) and -8.6% vs its 200-day average ($83.15).
52-week range $72.65–$94.64; today's close sits at 15% of that range, 19.7% below the 52-week high.
SEC filings that day: 6-K.

Oct 2, 2026 — NGG rises 1.0% to $76.12

Closed at $76.12, +1.05% vs the prior close of $75.33. Day range $75.75–$76.72, opened at $75.81.
Volume was 899.60K shares, 1.1x its 50-day average of 854.29K.
Price is -3.2% vs its 50-day average ($78.64) and -8.4% vs its 200-day average ($83.15).
52-week range $71.94–$94.64; today's close sits at 18% of that range, 19.6% below the 52-week high.

NGG latest news & SEC filings

Every SEC filing by or about NGG in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.

Oct 5, 2026 · 6-K — Report from a foreign company (6-K)