Groupe Bruxelles Lambert : Transactions on GBL shares from September 5, 2022 until September 9, 2022 (included)

September 12, 2022 - After 5:45pm CET

Regulated information

Delivering meaningful growth

Transactions on GBL Shares

Disclosure of transaction on GBL shares from September 5, 2022 until September 9, 2022 (included) Implementation of the authorization of the Extraordinary General Shareholders' Meeting of April 28, 2020

Purchases

GBL, directly and through its subsidiaries, acquired during the period from September 5, 2022 until September 9, 2022 included, as part of:

• The share buyback program: 0 GBL share
• The share buyback program (by an independent financial institution on the basis of a discretionary mandate until November 15, 2022): 118,358 GBL shares

	Number of	Average	Lowest	Highest	Amount
Trade date	price	price	Negotiation method / market
shares	price (EUR)	(EUR)
	(EUR)	(EUR)
						Stock Exchange
09/05/2022	18,168	74.64	74.08	74.96	1,355,970	Acquis, CBOE, Turquoise,
						Euronext
						Stock Exchange
09/06/2022	25,549	75.10	74.46	75.48	1,918,638	Acquis, CBOE, Turquoise,
						Euronext
						Stock Exchange
09/07/2022	25,937	74.99	74.50	75.60	1,945,052	Acquis, CBOE, Turquoise,
						Euronext
						Stock Exchange
09/08/2022	23,422	75.65	74.82	76.38	1,771,832	Acquis, CBOE, Turquoise,
						Euronext
						Stock Exchange
09/09/2022	25,282	76.76	75.92	77.06	1,940,619	Acquis, CBOE, Turquoise,
						Euronext
Total	118,358	75.47			8,932,111

Regulated information of September 12, 2022 // Page 1 / 3 // For more information: www.gbl.be

• The liquidity agreement: 22,350 GBL shares

	Number of	Average	Lowest	Highest	Amount
Trade date	price	price	Negotiation method / market
shares	price (EUR)	(EUR)
	(EUR)	(EUR)
09/05/2022	2,300	74.52	74.08	74.96	171,406	Stock Exchange
Euronext
09/06/2022	4,000	75.00	74.46	75.48	299,980	Stock Exchange
Euronext
09/07/2022	2,300	74.95	74.50	75.60	172,390	Stock Exchange
Euronext
09/08/2022	7,750	75.78	74.82	76.38	587,314	Stock Exchange
Euronext
09/09/2022	6,000	76.78	75.92	77.06	460,690	Stock Exchange
Euronext
Total	22,350	75.69			1,691,780

Sales

GBL, directly and through its subsidiaries, sold during the period from September 5, 2022 until September 9, 2022 included, as part of:

• The stock-options plans and the Directors' remuneration: 0 GBL share
• The liquidity agreement: 28,350 GBL shares

	Number of	Average	Lowest	Highest	Amount
Trade date	price	price	Negotiation method / market
shares	price (EUR)	(EUR)
	(EUR)	(EUR)
09/05/2022	1,800	74.66	74.08	74.96	134,396	Stock Exchange
Euronext
09/06/2022	5,000	75.15	74.46	75.48	375,761	Stock Exchange
Euronext
09/07/2022	3,050	75.08	74.50	75.60	229,006	Stock Exchange
Euronext
09/08/2022	11,000	76.01	74.82	76.38	836,160	Stock Exchange
Euronext
09/09/2022	7,500	76.61	75.92	77.06	574,588	Stock Exchange
Euronext
Total	28,350	75.83			2,149,911

As of September 9, 2022, GBL holds directly and through its subsidiaries 9,991,068 GBL shares representing 6.5% of the issued capital, and holds 10,500 shares under the liquidity agreement. On that date, 29.4% of the fifth share buyback program is executed1.

1 cf. http://www.gbl.be/en/transactions-gbl-shares

Regulated information of September 12, 2022 // Page 2 / 3 // For more information: www.gbl.be

For more information, please contact:
Xavier Likin	Alison Donohoe
Chief Financial Officer	Head of Investor Relations
Tel: [phone]	Tel: [phone]
[e-mail]	[e-mail]

About Groupe Bruxelles Lambert

Groupe Bruxelles Lambert ("GBL") is an established investment holding company, with over sixty years of stock exchange listing, a net asset value of EUR 17.8 billion and a market capitalization of EUR 12.2 billion at the end of June 2022. GBL is a leading investor in Europe, focused on long-term value creation and relying on a stable and supportive family shareholder base. GBL is both a responsible company and investor and perceives ESG factors as being inextricably linked to value creation.

GBL strives to maintain a diversified high-quality portfolio of listed and private assets as well as alternative investments (through Sienna, the group's alternative investment platform), composed of global companies that are leaders in their sector, to which it can contribute to value creation by being an active professional investor.

GBL is focused on delivering meaningful growth by providing attractive returns to its shareholders through a combination of growth in its net asset value, a sustainable dividend and share buybacks and cancellations.

GBL is listed on Euronext Brussels (Ticker: GBLB BB; ISIN code: BE0003797140) and is included in the BEL20 index.

Regulated information of September 12, 2022 // Page 3 / 3 // For more information: www.gbl.be