InsidersTradesSigma
National Grid plc: management transactions · United Kingdom · RNS (LSE)
Browse the full management transaction log of National Grid plc, a listed equity based in United Kingdom. Shares are listed on UK GB, under the supervision of RNS (LSE). Market capitalisation: €60.1bn. The latest transaction was reported on 10 June 2026 (Exercise). Among the most active insiders: Andy Agg. Every trade is openly available.
224
Insider Decl.
0
Thresholds
€3m
200 ops.
Buy Volume
€44m
21 ops.
Sell Volume
30Σ signal
Informational score on this market. Our backtest validates the signal only on 8 EU venues; elsewhere (notably US markets) insider buys historically invert or do not hold. Not a recommendation.
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI-generated analysis. Opinion, not investment advice. Not backtested. Built from public filings and financials. No price target, no buy or sell recommendation.
Last declaration on 10 June 2026
Declarations224 total
1,936 shares@ £12.8145100.0% of flowLondon Stock Exchange (XLON)RNS:58f87c56-14b7-4efe-bc1d-68dde185161d
Ideal exit: 16 Feb 2027 (T+270)
0New York Stock Exchange (NYSE)RNS:d2c758b6-e607-44db-a7d8-f26d446ae31c
Ideal exit: 14 Feb 2027 (T+270)
1,000 shares@ £0.825416.8% of flowNew York Stock Exchange (NYSE)RNS:5854de19-c1d2-44be-83f3-f73c6cef995b
Ideal exit: 13 Feb 2027 (T+270)
12 shares@ £12.84170.0% of flowLondon Stock Exchange (XLON)RNS:ae390464-4085-4463-abe3-7da9fcb75b89-1
Ideal exit: 7 Nov 2026 (T+270)
3,292 shares@ £9.28100.0% of flowOutside a trading venueRNS:38d46328-cd66-4f05-b5fa-7872a0b96aca
21,800 shares@ £12.043211.3% of flowLondon Stock Exchange (XLON)RNS:c9eaa775-def3-4111-8580-b3c9fd8f2c86
22 shares@ £0.781.4% of flowNew York Stock Exchange (NYSE)RNS:285bca4c-0088-4842-92ff-6efe56ca652a-1
Ideal exit: 13 Oct 2026 (T+270)
123 shares@ £0.77980.4% of flowNew York Stock Exchange (NYSE)RNS:285bca4c-0088-4842-92ff-6efe56ca652a-2
Ideal exit: 13 Oct 2026 (T+270)
43 shares@ £0.74231.0% of flowNew York Stock Exchange (NYSE)RNS:285bca4c-0088-4842-92ff-6efe56ca652a-3
Ideal exit: 13 Oct 2026 (T+270)
44 shares@ £11.304116.2% of flowLondon Stock Exchange (XLON)RNS:285bca4c-0088-4842-92ff-6efe56ca652a-4
Ideal exit: 13 Oct 2026 (T+270)
13 shares@ £11.83080.0% of flowLondon Stock Exchange (XLON)RNS:d8a96835-4f3e-4215-b861-0a48efd110e3-1
Ideal exit: 5 Oct 2026 (T+270)
13 shares@ £11.39460.0% of flowLondon Stock Exchange (XLON)RNS:7ae77238-e6ef-422f-a709-ddb2bbf522cd-1
Ideal exit: 5 Sept 2026 (T+270)
21,012 shares@ £0.763160.5% of flowNew York Stock Exchange (NYSE)RNS:dfefe770-5296-4933-b195-f8e93474f9fa
4,500 shares@ £11.7353100.0% of flowLondon Stock Exchange (XLON)RNS:f7a999d8-c031-40b5-a2df-b4f7260255d7
Ideal exit: 15 Aug 2026 (T+270)
13 shares@ £11.58770.0% of flowLondon Stock Exchange (XLON)RNS:ecaa0cf2-86a3-4580-9c73-81cff9fb88da-2
Ideal exit: 7 Aug 2026 (T+270)
25 of 224 declarations