PRESS RELEASE

from NEXANS (EPA:NEX)

Disclosure of trading in own shares from August 3, 2026 to August 7, 2026

Head Office : 39, Esplanade du Général de Gaulle 92800 Puteaux La Défense, France

Tel : + 33 (0) 1 59 23 65 00 – www.nexans.com

a French Société Anonyme with a share capital of € 43,746,793 – R.C.S. Nanterre 393 525 852 – Id VAT FR 74 393 525 852

Disclosure of trading in own shares From August 3, 2026 to August 7, 2026

Issuer : Nexans

Category : treasury shares

Pursuant to applicable law on share buybacks, Nexans declares the following purchases of its own shares from August 3, 2026 to August 7, 2026

Name of the issuerIdentity Code of the IssuerDay of the transactionIdentity Code of the financial instrumentTotal daily volume (in number of shares)Daily weighted average purchase price of the sharesMarket (MIC Code)
NEXANS96950015FU78G84UIV1403/08/2026FR00000444483 000129,7196XPAR
NEXANS96950015FU78G84UIV1404/08/2026FR00000444483 000132,3738XPAR
NEXANS96950015FU78G84UIV1405/08/2026FR00000444483 000138,5144XPAR
NEXANS96950015FU78G84UIV1406/08/2026FR00000444483 000140,2833XPAR
NEXANS96950015FU78G84UIV1407/08/2026FR00000444483 000140,3048XPAR
TOTAL15 000
Name of the issuerIdentity Code of the IssuerName of the BrokerIdentity Code of the BrokerDay/time of the transaction (Paris TimeIdentity Code of the financial instrumentPrice per unitCurrencyQuantity boughtIdentity Code of the MarketReference number of the transactionPurpose of the buyback
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 09:17:36FR000004444861 131,7000EURXPAR3412848275045MAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 09:17:36FR0000044448139 131,7000EURXPAR3412848276045MAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 09:30:00FR000004444895 131,5000EURXPAR2EKWAVVnQhCF39pksCmNzQAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 09:30:21FR000004444882 131,0000EURXPAR5dnkT1JATCSptB51NDbVFAAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 09:59:03FR000004444854 130,0000EURXPAR-uL8joFHSXu7dYl7RB2uOgAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 09:59:03FR000004444821 130,0000EURXPAR0A3wNrt3TemQ76nF8xn8jwAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 10:07:05FR000004444891 129,8000EURXPARQmGXXmuCSk600RQbXek1eQAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 10:17:02FR000004444890 128,7000EURXPARU-hbXmjxTdKTy_TISwVxAAAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 10:17:02FR000004444880 128,7000EURXPARaQd2XWYCTlatwfVrT_T1YwAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 11:02:30FR0000044448126 128,6000EURXPARgJ_JmBLxS-C2jed3rDOuCAAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 11:02:30FR000004444877 128,5000EURXPARvMwRqDdfQiStA_RNIgjDlAAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 11:43:40FR0000044448103 128,4000EURXPARc5Lg1xrjRQWIvFeNFsq7IQAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 12:21:02FR000004444882 128,9000EURXPAR2QHRjyywTVyGggRwNazqBAAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 12:46:42FR000004444873 129,1000EURXPARyfFBp62UT72bPmOf5tnh5AAMAR Art.5 §2c)
NEXANS96950015FU78G84UIV14NatixisKX1WK48MPD4Y2NCUIZ6303/08/2026 13:00:11FR000004444873 128,7000EURXPARY6sa-rL5QeKoby-K_f0sXQAMAR Art.5 §2c)

The trades have been executed within the framework of the description of the buyback program published on April 2nd, 2026, on the Company's website (www.nexans.com) by an investment firm pursuant to a mandate.

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