Stock exchange release Free for publication on August 11, 2016 at 4.30 pm (CEST+1) Bittium Corporation: Notification of managers’ transactions Person subject to the notification requirement Name: Seppo Laine Position: Other senior manager Notification type: Initial Notification Reference number: 743700NFG5W5I59OVX65_20160811134209_3 Issuer: Bittium Corporation LEI: 743700NFG5W5I59OVX65 Transaction date: August 8, 2016 Venue : XHEL Nature of transaction: Disposal Executed under portfolio or asset management. Instrument: Share ISIN: FI0009007264 Transaction details 1. Volume: 1 000 Unit price: 5.82000 2. Volume: 5 000 Unit price: 5.91000 3. Volume: 5 000 Unit price: 5.93000 4. Volume: 4 000 Unit price: 5.89000 5. Volume: 2 000 Unit price: 5.84000 6. Volume: 3 000 Unit price: 5.92000 Aggregated transactions Volume: 20 000 Volume weighted average price: 5.90100 Oulu, August 11, 2016 Hannu Huttunen CEO Further information: Kari Jokela CLO Tel. +358 40 344 5466 Distribution: Nasdaq Helsinki Ltd Main media Bittium Bittium specializes in the development of reliable, secure communications and connectivity solutions leveraging its 30years legacy of expertise in advanced radio communication technologies. Bittium provides innovative products and customized solutions based on its product platforms and R&D services complementing its communications and connectivity solutions. Bittium offers proven information security solutions for mobile devices and portable computers. Net sales of continuing operations in 2015 were EUR 56.8 million and operating profit was EUR 2.3 million. Bittium is listed on Nasdaq Helsinki. www.bittium.com