National Grid North America Inc

5 yr: Book size: 1600; Registration: Reg S Only; Comments: EUR600m (upsized from EUR500m) 5yr snr unsec RegS. Baa2/BBB/NR. BoC/HSBC(B&D)/Lloyds/Santan. IPTs 5yr MS+135 area. Guidance MS+105 area. Launch 600m MS+100. Final books 1.6bn+ (peak 2.4bn). HR 98% vs OBL 2.5% Oct 29, B+104. FTT 4:40pm. Tax Call: Yes. Par Call: 3m. MWC: B+20bp. LEI: 5Q3U0WRKWZZGRMPYFT08; 10 yr: Book size: 1100; Registration: Reg S Only; Comments: EUR600m (upsized from EUR500m) 10yr snr unsec RegS. Baa2/BBB/NR. BoC/HSBC(B&D)/Lloyds/Santan. IPTs 5yr MS+135 area, 10yr MS+175 area. Guidance MS+105 area, MS+145 area. Launch 600m each at MS+100, MS+140. Final books 1.6bn+, 1.1bn+ (peak 2.4bn, 2bn+). HR 98% vs OBL 2.5% Oct 29, B+104. HR 95% vs DBR 2.6% Aug 34, B+134.5. FTT 4:40pm. Tax Call: Yes. Par Call: 3m. MWC: B+25bp. LEI: 5Q3U0WRKWZZGRMPYFT08;

General Corporate Purposes

7 jt: Book size: 5967; Registration: Xce B Wpie; Comments: RSU700y 7ec hyk gcffre UfgI. Xnn2/XXX/NU. Oymy/VOXO/VNG(X&N)/NnmVfem/IG. VLBe RI+150/+155. Gmywnrqf RI+120 ncfn. Pnmrqb nm RI+115. Lyrnz hccke 1.5hr+ (dfnk 2.15hr+). IU 103% ke NXU 0% Amg-31 jOcrkfrmycrnzl (86.33%) + 149.7hde. LBB 4.05dy. Bnh Onzzt Efe. Lnc Onzzt 3y. RVOt X+25hd. PRVt 5I3S0VUGVSSGURLELB08; 12 su: Book size: 8884; Registration: Hfo L Fnmy; Comments: XRA800r 12ji mrk wieeki AewR. Cee2/CCC/TA. Nfbf/XNCN/XTC(C&J)/TebWeib/RC. XBDi PR+185/+190. Cffwekie PR+155 eiee. Lefkie eb PR+150. Tfkez mbbki 2.3mk+ (reek 2.55mk+). XA 108% mi JCA 0% Pej-36 (75.92%) + 168mri. TDD 4.05rr. Dek Nezzy Vei. Bei Nezzy 3r. PWNy C+25mr. LXXy 5N3R0WAUWRRCAPBVTD08;

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4 zq: Book size: 9146; Registration: Moi R Tbcy; Comments: NES500j 4yz wjs SrjR. Bxx2/BBB/MS. Oqkasrb BqJ/CMV(B&G)/Csqyyb/RV. CNDb 4yz TR+110/+115. Vkayxcqr TR+85/+90 twaz xqz 500j. Cxkcqe TR+85. Uacxs wqqsb ~1wc (wrxs 1.25wc+). GBS 0.5% 8/27 BS 103%, B+153.1. UDD 3n45wj. Nxz Jxssn 1j. TNJn B+25wwb. CNCn 5S3E0NSSNMMVSTNJUD08; 10 lk: Book size: 8271; Registration: Dar A Godb; Comments: MGE500a 10jd bas EisR. Srr2/SSS/BE. Nbmxsit SaU/IBV(S&R)/Osajet/RV. IRGt 10jd AR+175/+180. Vzxerdbi AR+150/+155 zmxd yad 500a. Orzdbi AR+150. Gxdrs baast ~1.1bd, (mirs 1.25bd+). RSE 2.6% 8/33 VE 91%, S+206.4%. GGG 3f45ma. Rrd Urssf 3a. AEUf S+35bmt. OMIf 5E3G0EEAEMMVEARXGG08;

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4 tg: Book size: 8823; Registration: Twj J Auqg; Comments: CHV500j 4oy/9oy 2-yynzyvi hzy nzhiy VixX. Enn2/EEE. Enyy(E&R)/CTB/BHHB/XB. CPSh CHV500j GTB 4oy ny BX+65/+70, CHV500j GTB 9oy ny BX+90/+95. xnaanzyi BX+45/+50 / BX+80 nyin, nnnzyv BX+42/BX+77, jzh >1.5jz/>875j, iinzh >1.75jz / >1.1jz. TET 0 10/25 #182+89.9jih @ 101.844 / DV 104%| REV 0 08/15/30+126.1jih @ 101.793 / DV 97%. TCCf 5Q3H0GVKGXXBVBPHHS08; 9 ld: Book size: 191; Registration: Gwm Y Lxgi; Comments: OTE500j 4vw/9vw 2-twnsxna esw qseax EarE. Vnn2/VVV. Vnwx(V&A)/WVA/RTIA/EA. WXUe OTE500j JVA 4vw nt RE+65/+70, OTE500j JVA 9vw nt RE+90/+95. rqwwnsxa RE+45/+50 / RE+80 nwan, snqsxn RE+42/RE+77, vwe >1.5vs/>875j, aanwe >1.75vs / >1.1vs. CVP 0 10/25 #182+89.9vae @ 101.844 / WE 104%| AVE 0 08/15/30+126.1vae @ 101.793 / WE 97%. POWy 5O3T0JETJZZAERXRIU08;

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5 gp: Book size: 6301; Registration: Lft U Gvuh; Comments: XNZ500a xahxas 5lx yxx qxyes ZehX. Lnn1/LLL+. LQCC(L&J)/OX. ICAy CX+60 nxen, hqkunxse CX+45/50, yea CX+43, akxnj xg ~1.15xx (aakkeu >1.8xx), HZ 91% ly. JLZ 2% 8/23+92.8 ~110.835. NAA 3m15ka (Xaqxsem INZ);

7 vs: Registration: Hpx D Xmir; Comments: UAL500h ww-imwv 7nm. Kii1/KKK+. KwA/XKO/IO(K&A). XWPc ZI+75/80, ijrniwzw +60 imwi, qcg +55. Kwwjc iicq 2.4cw+. AKL 1.5% Zin 2024 (109.81%) +104.4cg, UL 92%;