HighCo: Shareholding

INFORMATION CONCERNING THE TOTAL NUMBER OF VOTING RIGHTS AND SHARES

Declaration pursuant to Articles L.233-8 II of the French Commercial Code
and 223-16 of the General Regulations of the Autorité des marchés financiers (AMF)

Date of settlement
of informationTotal number of sharesNumber of shares without voting rights (*)Number of voting rights for threshold calculation (**)Number of actual voting rights (exercisable at shareholders’ meeting)August 31, 202520 455 403790 82222 280 91521 490 093July 31, 202520 455 403798 06422 281 40421 483 340June 30, 202520 455 403803 56522 284 45721 480 892May 31, 202520 455 403806 84222 284 45721 477 615April 30, 202520 455 403810 84022 284 45721 473 617March 31, 202520 455 403809 38022 282 87521 473 495February 28, 202520 455 403812 88622 282 79121 469 905January 31, 202520 455 403818 98122 282 97721 463 996December 31, 202420 455 403817 84522 282 77421 464 929

(*) exclusively consisting of treasury shares.
(**) theoretical voting rights to calculate the threshold crossing including the voting right of treasury shares (article 223-11 of the General Regulations AMF).

About HighCo

As an expert in marketing and communication, HighCo supports brands and retailers in accelerating the transformation of retail.
Listed in compartment C of Euronext Paris, and eligible for SME equity savings plans (“PEA-PME”), HighCo has more than 400 employees.
HighCo has achieved a Gold rating from EcoVadis, meaning that the Group is ranked in the top 5% of companies in terms of CSR performance and responsible purchasing.

Your contacts
Cécile COLLINA-HUE Nicolas CASSAR
Managing Director Press Relations
+33 1 77 75 65 06 +33 4 88 71 35 46
[email protected] [email protected]

Upcoming event

Publication take place after market close.

Quarterly Gross Profit
Q3 and 9-months 2025 Gross Profit: Wednesday, 15 October 2025
2025 Gross Profit: Wednesday, 28 January 2026

Analyst Meeting (French Society of Financial Analysts – SFAF)
2025 Half-year Earnings conference call at 10:00 a.m.: Thursday, 11 September 2025

Earnings
2025 Half-year Earnings: Wednesday, 10 September 2025

HighCo is a component stock of the indices CAC® Small (CACS), CAC® Mid&Small (CACMS) and CAC® All-Tradable (CACT), Euronext® Tech Croissance (FRTPR) and Enternext® PEA-PME 150 index (ENPME).
ISIN: FR0000054231
Reuters: HIGH.PA
Bloomberg: HCO FP
For further financial information and press releases, go to www.highco.com.

This English translation is for the convenience of English-speaking readers. Consequently, the translation may not be relied upon to sustain any legal claim, nor should it be used as the basis of any legal opinion. HighCo expressly disclaims liability for any inaccuracy herein.

Attachment

Shareholding as 31_08_2025