Groupe Bruxelles Lambert : Transactions on GBL shares from September 20, 2021 until September 24, 2021 (included)

September 27, 2021 - after 5:45pm CET

Regulated information

Delivering meaningful growth

Transactions on GBL Shares

Disclosure of transaction on GBL shares from September 20, 2021 until September 24, 2021 (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 20, 2021 until September 24, 2021 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 12, 2021): 243,405 GBL shares

	Number of	Average	Lowest	Highest	Amount
Trade date	price	price	Negotiation method / market
shares	price (EUR)	(EUR)
	(EUR)	(EUR)
						Stock Exchange
09/20/2021	46,320	93.38	92.76	94.20	4,325,255	Euronext, CBOE, Turquoise,
						Acquis
						Stock Exchange
09/21/2021	48,897	95.65	94.32	96.16	4,677,220	Euronext, CBOE, Turquoise,
						Acquis
						Stock Exchange
09/22/2021	50,963	96.22	95.90	96.68	4,903,485	Euronext, CBOE, Turquoise,
						Acquis
						Stock Exchange
09/23/2021	48,927	97.52	96.32	97.96	4,771,494	Euronext, CBOE, Turquoise,
						Acquis
						Stock Exchange
09/24/2021	48,298	96.38	95.92	97.36	4,655,098	Euronext, CBOE, Turquoise,
						Acquis
Total	243,405	95.86			23,332,552

Regulated information of September 27, 2021 // Page 1 / 3 // For more information: www.gbl.be

• The liquidity agreement: 7,650 GBL shares

	Number of	Average	Lowest	Highest	Amount
Trade date	price	price	Negotiation method / market
shares	price (EUR)	(EUR)
	(EUR)	(EUR)
09/21/2021	2,250	95.43	94.32	96.16	214,725	Stock Exchange
Euronext
09/22/2021	3,000	96.36	95.90	96.68	289,087	Stock Exchange
Euronext
09/24/2021	2,400	96.39	95.92	97.36	231,336	Stock Exchange
Euronext
Total	7,650	96.10			735,148

Sales

GBL, directly and through its subsidiaries, sold during the period from September 20, 2021 until September 24, 2021 included, as part of:

• The stock-options plans and the Directors' remuneration: 0 GBL share
• The liquidity agreement: 11,900 GBL shares

	Number of	Average	Lowest	Highest	Amount
Trade date	price	price	Negotiation method / market
shares	price (EUR)	(EUR)
	(EUR)	(EUR)
09/20/2021	250	93.80	92.76	94.20	23,450	Stock Exchange
Euronext
09/21/2021	5,750	95.65	94.32	96.16	550,005	Stock Exchange
Euronext
09/22/2021	2,050	96.42	95.90	96.68	197,669	Stock Exchange
Euronext
09/23/2021	1,450	96.65	96.32	97.96	140,139	Stock Exchange
Euronext
09/24/2021	2,400	96.41	95.92	97.36	231,374	Stock Exchange
Euronext
Total	11,900	96.02			1,142,637

As of September 24, 2021, GBL holds directly and through its subsidiaries 10,404,204 GBL shares representing 6.4% of the issued capital, and holds no shares under the liquidity agreement. On that date, 69.4% of the third share buyback program is executed1.

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

Regulated information of September 27, 2021 // 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 23 billion and a market capitalisation of EUR 15 billion at the end of June 2021. GBL is a leading investor in Europe, focused on long-term value creation and relying on a stable and supportive family shareholder base. GBL strives to maintain a diversified high-quality portfolio composed of global companies, leaders in their sector, in which it can contribute to value creation by being an active professional investor. GBL seeks to provide attractive returns to its shareholders through a combination of a sustainable dividend and growth in its net asset value.

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

Regulated information of September 27, 2021 // Page 3 / 3 // For more information: www.gbl.be