Telenet Group Holding NV

Major Shareholding Notification • Jun 22, 2017

The enclosed information constitutes regulated information as defined in the Royal Decree of November 14, 2007 regarding the duties of issuers of financial instruments which have been admitted for trading on a regulated market.

Disclosure of a transparency notification

Brussels, June 22, 2017 – Telenet Group Holding NV ("Telenet" or the "Company") (Euronext Brussels: TNET) hereby discloses the following information in accordance with Article 14, first paragraph, of the Law of May 2, 2007 and the related Royal Decree of February 14, 2008:

1. Summary of the notification

On June 22, 2017, Telenet received a transparency notification from Ameriprise Financial, Inc. in accordance with Article 6 and 18 of the Law of May 2, 2007. This transparency notification shows that following the acquisition by Threadneedle Asset Management Limited of shares holding voting rights in Telenet on June 9, 2017, Threadneedle now holds 3.04% of the voting rights of Telenet. Threadneedle Asset Management Limited is therefore above the 3% threshold.

2. Contents of the notification

The notification received from Ameriprise Financial, Inc. dated June 14, 2017, but only effectively received by Telenet on 22 June 2017, contains the following information:

Purpose of the notification

Acquisition or disposal of voting securities or voting rights

Notification by A parent undertaking or a controlling person

Persons obligated to notify

• Ameriprise Financial, Inc. with registered address at 1099 Ameriprise Financial Center, Minneapolis, MN 55474, U.S.A.
• Transaction date June 9, 2017.
• Exceeded threshold 3%.
• Denominator

117,335,623.

Details of the notification

A) Voting rights	Previous notification	After the transaction
	# voting rights	# of voting rights		% of voting rights
Holders of voting rights		Linked to	Not linked to	Linked to	Not linked to
		securities	the securities	securities	the securities
Ameriprise Financial, Inc.	0	0		0%
Threadneedle Asset Managament Limited	0	3,566,268		3.04%
Subtotal	0	3,566,268		3.04%
	TOTAL	3,566,268	0	3.04%	0.00%

3,566,268 3.04%

B) Equivalent financial instruments	After the transaction
Holders of equivalent	Type of	Expiration	Exercise	# of voting rights that	% of voting
financial instruments	financial	Date	period or date	may be acquired if the	rights
	instrument			instrument is
				exercised
	TOTAL	(in relation to all expiration dates)		0	0.00%
	TOTAL (voting rights & equivalent financial instruments)			# of voting rights	% of voting rights

Chain of controlled undertakings through which the holding is effectively held

Threadneedle Asset Management Limited is an investment advisor which manages funds and accounts which hold the shares reported in this filing.

Threadneedle Asset Management Limited is wholly owned by TC Financing Limited, which is itself wholly owned by Threadneedle Asset Management Holdings Limited, which is itself wholly owned by TAM UK Holdings Limited, which is itself wholly owned by Threadneedle Holdings Limited, which is itself wholly owned by Threadneedle Asset Management Holdings SARL, which is itself wholly owned by Ameriprise International Holdings GmbH, which is itself wholly owned by Ameriprise Financial, Inc.

The full text of this notification is also available on our investor website: http://investors.telenet.be

Contacts

Investor Relations:	Rob Goyens	– rob.goyens@telenetgroup.be	– Phone: +32 15 333 054
Press & Media Relations:	Stefan Coenjaerts	– stefan.coenjaerts@telenetgroup.be	– Phone: +32 15 335 006
Legal:	Bart van Sprundel	– bart.van.sprundel@telenetgroup.be	– Phone: +32 15 333 495

About Telenet – As a provider of entertainment and telecommunication services in Belgium, Telenet Group is always looking for the perfect experience in the digital world for its customers. Under the brand name Telenet, the company focuses on offering digital television, high-speed Internet and fixed and mobile telephony services to residential customers in Flanders and Brussels. Under the brand name BASE, it supplies mobile telephony in Belgium. The Telenet Business department serves the business market in Belgium and Luxembourg with connectivity, hosting and security solutions. More than 3,000 employees have one aim in mind: making living and working easier and more pleasant. Telenet Group is part of Telenet Group Holding NV and is quoted on Euronext Brussel under ticker symbol TNET. For more information, visit www.telenet.be. Telenet is 57% owned by Liberty Global - the world's largest international TV and broadband company, investing, innovating and empowering people in more than 30 countries across Europe, Latin America and the Caribbean to make the most of the digital revolution.

Additional Information – Additional information on Telenet and its products can be obtained from the Company's website http://www.telenet.be. Further information regarding the operating and financial data presented herein can be downloaded from the investor relations pages of this website. The Company's Consolidated Annual Report 2016 as well as unaudited condensed consolidated interim financial statements and presentations related to the financial results for the three months ended March 31, 2017 have been made available on the investor relations pages of the Company's website (http://investors.telenet.be).