Purchase of ordinary shares of 66 shares at 66.3

Vianet Group PLC

14 August 2026

Vianet Group PLC

("Vianet" or the "Group")

Director/PDMR Shareholding

Vianet Group plc (AIM: VNET), the provider of AI-enabled business intelligence through proprietary real-time data capture and connected software solutions announces that it has been notified that James Dickson, Chairman of the Company, today purchased 11,000 ordinary shares in the Company at 66.30 pence per share and, through his Self-Invested Personal Pension (SIPP), a further 39,000 ordinary shares at 66.50 pence per share.

Following this purchase, James Dickson is interested in 5,314,259 ordinary shares in the Company, representing approximately 18.70 per cent. of the Company's issued ordinary share capital.

The Company makes the following disclosures in accordance with article 19(3) of the Market Abuse Regulation:

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	James Dickson
2	Reason for the notification
a)	Position/status	Chairman
b)	Initial notification /Amendment	Initial
3	Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)	Name	Vianet Group PLC
b)	LEI	2138007KAM1HB8E7E134
4	Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
	Transaction
a)	Description of the financial instrument, type of instrument Identification code	Ordinary Shares of 10 pence each ISIN: GB00B13YVN56
b)	Nature of the transaction	Purchase of ordinary shares
c)	Price(s) and volume(s)	Price(s) Volume(s) 66.30 pence 66.50 pence 11,000 39,000
d)	Aggregated information - Aggregated volume - Price	Aggregated Volume 50,000 Price 66.46
e)	Date of the transaction	14 August 2026
f)	Place of the transaction	London Stock Exchange, AIM

- Ends -

Enquiries

Vianet Group plc
James Dickson, Chairman Sarah Bentham, Chief Financial Officer	Tel: +44 (0) 1642 358 800 www.vianetplc.com
Cavendish Capital Markets Limited (Nominated Adviser and Broker)
Stephen Keys / Isaac Hooper	Tel: +44 (0) 20 7220 0500 www.cavendish.com
Cavendish Investor Enquiries
Dale Bellis	Tel: +44 (0) 20 7397 8900

About Vianet

Vianet Group plc (AIM: VNET) is a leading provider of operational intelligence and intelligent payment solutions for the hospitality and unattended retail sectors.

Through its proprietary ecosystem of connected hardware, cloud software, and increasingly AI enhanced analytics, Vianet captures, enriches, and transforms millions of mission-critical operational data points every day into actionable intelligence that helps customers improve profitability, productivity, operational efficiency, regulatory compliance, and sales.

In Hospitality, Vianet's Beverage Metrics platform combines Fast Scan beverage inventory management, draught beer management, and bar management solutions to help pub companies, breweries and hospitality operators reduce waste, improve yield, optimise labour productivity, and enhance customer service.

In Unattended Retail, Vianet delivers integrated cashless payment, telemetry and remote asset management solutions that enable operators of vending machines, coffee systems and other unattended retail assets to maximise machine uptime, optimise product availability, and increase sales through real-time operational insight.

With approximately 88% recurring revenue, long-standing relationships with many UK and international blue-chip operators, a strong net cash balance sheet and expanding operations across the United Kingdom and the United States, Vianet is well positioned to deliver sustainable long-term growth through continued investment in software, data and AI capability, creating increasing value for both customers and shareholders.

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