Guillemot Corporation

Transaction in Own Shares • Jul 1, 2024

Carentoir, July 1st, 2024

Weekly report share buyback From June 24th 2024 to June 28th 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 June 24th 2024 to June 28th 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	24/06/2024	FR0000066722	996	6,0953	Euronext Paris
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	25/06/2024	FR0000066722	1 667	6,058	Euronext Paris
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	26/06/2024	FR0000066722	1 817	5,9672	Euronext Paris
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	27/06/2024	FR0000066722	342	6,0616	Euronext Paris
GUILLEMOT CORPORATION	969500N24EZ7HPKJIV79	28/06/2024	FR0000066722	1 538	6,0269	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	24/06/2024 à 09:11:08	FR0000066722	6,02	EURO	246	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	24/06/2024 à 16:51:14	FR0000066722	6,12	EURO	263	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	24/06/2024 à 16:51:14	FR0000066722	6,12	EURO	67	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	24/06/2024 à 16:51:14	FR0000066722	6,12	EURO	70	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	24/06/2024 à 16:51:53	FR0000066722	6,12	EURO	194	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	24/06/2024 à 16:51:53	FR0000066722	6,12	EURO	156	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 09:22:54	FR0000066722	6,16	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	25/06/2024 à 10:47:13	FR0000066722	6,1	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	25/06/2024 à 10:47:35	FR0000066722	6,1	EURO	75	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 10:47:35	FR0000066722	6,08	EURO	47	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 10:53:38	FR0000066722	6,06	EURO	180	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 10:55:24	FR0000066722	6,06	EURO	120	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 11:48:31	FR0000066722	6,04	EURO	15	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	25/06/2024 à 14:19:17	FR0000066722	6,04	EURO	185	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 14:51:05	FR0000066722	6,02	EURO	313	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 14:51:52	FR0000066722	6	EURO	270	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	25/06/2024 à 14:51:52	FR0000066722	6,02	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	26/06/2024 à 09:19:31	FR0000066722	6,1	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	26/06/2024 à 09:30:11	FR0000066722	6,06	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	26/06/2024 à 09:30:11	FR0000066722	6,02	EURO	129	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	26/06/2024 à 10:06:21	FR0000066722	6,02	EURO	58	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	26/06/2024 à 11:00:26	FR0000066722	6,02	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	26/06/2024 à 12:13:40	FR0000066722	6,02	EURO	283	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	26/06/2024 à 12:13:40	FR0000066722	6,02	EURO	17	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	26/06/2024 à 15:05:58	FR0000066722	5,94	EURO	138	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	26/06/2024 à 15:27:08	FR0000066722	5,94	EURO	112	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	26/06/2024 à 15:27:08	FR0000066722	5,86	EURO	175	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	26/06/2024 à 15:27:08	FR0000066722	5,9	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	26/06/2024 à 15:27:08	FR0000066722	5,9	EURO	194	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	26/06/2024 à 16:01:41	FR0000066722	5,8	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	27/06/2024 à 09:21:07	FR0000066722	5,98	EURO	26	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	27/06/2024 à 09:45:47	FR0000066722	5,98	EURO	174	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	27/06/2024 à 15:42:15	FR0000066722	6,12	EURO	16	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	27/06/2024 à 16:29:39	FR0000066722	6,2	EURO	71	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	27/06/2024 à 16:29:39	FR0000066722	6,18	EURO	16	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	27/06/2024 à 16:29:39	FR0000066722	6,18	EURO	23	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	27/06/2024 à 16:54:09	FR0000066722	6,12	EURO	16	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 09:44:03	FR0000066722	6,12	EURO	100	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 10:04:25	FR0000066722	6,1	EURO	258	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 10:04:25	FR0000066722	6,12	EURO	100	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 10:04:25	FR0000066722	6,08	EURO	372	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	28/06/2024 à 11:27:10	FR0000066722	6,02	EURO	92	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 12:48:09	FR0000066722	6	EURO	100	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 13:06:29	FR0000066722	5,98	EURO	15	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 16:11:30	FR0000066722	5,94	EURO	175	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 16:11:30	FR0000066722	5,92	EURO	130	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 16:12:30	FR0000066722	5,92	EURO	39	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 16:22:11	FR0000066722	5,92	EURO	2	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 16:31:52	FR0000066722	5,9	EURO	153	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation
GUILLEMOT CORPORATION	969500N24EZ7HPKJI V79	Portzamparc	969500DEM67LRGQ OTV19	28/06/2024 à 16:32:27	FR0000066722	5,9	EURO	2	Euronext Paris	Code delivered by the broker (not available)	Rglt MAR art 5 2.a) Cancellation