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National Grid plc (NGG) short interest & options flow

NYSE

National Grid climbs into its November 5 half-year results on a strong month, up 12% over October to close at $83.95, with options traders doing little to challenge that momentum. The clearest positioning signal is in options, and it is notably relaxed. The put/call ratio is 0.35, fractionally below its 20-day average of 0.36 and well toward the lower end of its 52-week range of…

Latest pulse18 Sept 2026

NGG short interest falls 23% in one week to 1.09M shares, as availability surges to 470%.

$83.62-0.76% 1d+0.95% 1w+9.34% 1mClose: 10 Nov 2026
Short interest % of float
Rising
Live SI on ORTEX →
Cost to borrow
Low
Live CTB on ORTEX →
Availability
Dropping
Live availability on ORTEX →
Market cap
$84.23B
Next earnings
4 Feb 2027
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Key data as of 11 Nov 2026

ORTEX chart of National Grid plc (NGG) share price and short interest (% of free float), six months to November 10, 2026

NGG news and analysis

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