Guillemot Corporation

Transaction in Own Shares • Aug 26, 2024

Carentoir, August 26th, 2024

ERRATUM Modified weekly report share buyback From August 19th 2024 to August 23rd 2024

In accordance with the regulations relating to share buybacks, Guillemot Corporation S.A. declares below the transactions on its own shares carried out during the week from August 19th 2024 to August 23rd 2024.

These transactions were carried out under the buyback program and were executed by an independent investment services provider.

Presentation aggregated by day and by market

Name of the issuer	Identity code of the issuer (LEI code)	Day of the transaction	Identity code of the security	Total daily volume (in number of shares)	Daily weighted average purchase price of the shares (in EUR)	Market identity code
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	20/08/2024	FR0000066722	600	5,5683	Euronext Paris
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	21/08/2024	FR0000066722	1 430	5,5909	Euronext Paris
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	22/08/2024	FR0000066722	1 125	5,5684	Euronext Paris
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	23/08/2024	FR0000066722	1 178	5,5229	Euronext Paris

Guillemot Corporation is a designer and manufacturer of interactive entertainment hardware and accessories. The Group offers a diversified range of products under the Hercules and Thrustmaster brand names. Active in this market since 1984, the Guillemot Corporation Group is present in eleven countries (France, Germany, Spain, United-Kingdom, United States of America, Canada, Italy, Belgium, China- Hong-Kong, Romania and the Netherlands) and distributes its products across more than one hundred and fifty countries worldwide. The Group's mission is to offer highperformance, ergonomic products which maximize the enjoyment of digital interactive entertainment end users. Contact: Guillemot Financial Information - Tel: +33 (0) 2 99 08 08 80 - www.guillemot.com

ISIN : FR0000066722

------------------- Guillemot Corporation S.A.

Public limited company with a capital of 11 617 359,60 euros - 414 196 758 R.C.S. Vannes • Postal address : B.P. 2 - 56204 La Gacilly Cedex - France • • Registered address : 2 rue du Chêne Héleuc, 56910 Carentoir, France •

Detail transaction by transaction

Name of the issuer	Identity code of the issuer (LEI code)	Name of the broker	Identity code of the broker	Day/time of the transaction	Identity code of the security	Price per unit	Currency	Quantity bought	Market identity code	Reference number of the transaction	Purpose of the buyback
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	20/08/2024 à 09:07:19	FR0000066722	5,52	EURO	200	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	20/08/2024 à 14:02:50	FR0000066722	5,6	EURO	250	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	20/08/2024 à 14:11:53	FR0000066722	5,58	EURO	22	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	20/08/2024 à 14:11:53	FR0000066722	5,58	EURO	32	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	20/08/2024 à 14:11:53	FR0000066722	5,58	EURO	62	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	20/08/2024 à 14:11:53	FR0000066722	5,58	EURO	34	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 11:51:57	FR0000066722	5,60	EURO	108	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 11:51:57	FR0000066722	5,60	EURO	49	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 11:51:57	FR0000066722	5,60	EURO	50	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 13:51:13	FR0000066722	5,60	EURO	143	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 15:04:14	FR0000066722	5,60	EURO	157	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 15:04:14	FR0000066722	5,60	EURO	161	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 15:04:14	FR0000066722	5,60	EURO	16	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation

Name of the issuer	Identity code of the issuer (LEI code)	Name of the broker	Identity code of the broker	Day/time of the transaction	Identity code of the security	Price per unit	Currency	Quantity bought	Market identity code	Reference number of the transaction	Purpose of the buyback
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 15:04:14	FR0000066722	5,60	EURO	146	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 15:05:05	FR0000066722	5,60	EURO	200	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 16:27:39	FR0000066722	5,58	EURO	150	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	21/08/2024 à 17:05:13	FR0000066722	5,56	EURO	250	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 14:55:02	FR0000066722	5,58	EURO	125	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:27:52	FR0000066722	5,58	EURO	176	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:27:52	FR0000066722	5,58	EURO	87	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:27:52	FR0000066722	5,58	EURO	8	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:27:52	FR0000066722	5,58	EURO	79	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:31:59	FR0000066722	5,56	EURO	250	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:45:58	FR0000066722	5,56	EURO	42	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:45:58	FR0000066722	5,56	EURO	56	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:45:58	FR0000066722	5,56	EURO	5	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:45:58	FR0000066722	5,56	EURO	45	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation

Name of the issuer	Identity code of the issuer (LEI code)	Name of the broker	Identity code of the broker	Day/time of the transaction	Identity code of the security	Price per unit	Currency	Quantity bought	Market identity code	Reference number of the transaction	Purpose of the buyback
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 15:45:58	FR0000066722	5,56	EURO	52	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 16:09:49	FR0000066722	5,56	EURO	199	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	22/08/2024 à 16:09:49	FR0000066722	5,56	EURO	1	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 09:00:26	FR0000066722	5,52	EURO	150	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 14:51:59	FR0000066722	5,50	EURO	200	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 16:07:58	FR0000066722	5,50	EURO	7	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 16:07:58	FR0000066722	5,50	EURO	193	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 16:08:30	FR0000066722	5,50	EURO	186	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 16:08:30	FR0000066722	5,50	EURO	14	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 16:08:52	FR0000066722	5,50	EURO	28	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 16:09:12	FR0000066722	5,56	EURO	200	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	23/08/2024 à 16:38:37	FR0000066722	5,56	EURO	200	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation