Vaisala Oyj

Declaration of Voting Results & Voting Rights Announcements • Jul 31, 2020

Disclosure 385926

Vaisala - Total number of voting rights and capital

Change in Vaisala Corporation’s number of series A and K shares

Vaisala Corporation

Stock exchange release

July 31, 2020 at 09:30 a.m. EEST

Change in Vaisala Corporation’s number of series A and K shares

Vaisala Corporation’s Board of Directors decided in its meeting on July 21, 2020, that 20,306 series K shares will be converted to series A shares. This conversion was registered into the Trade Register today, on July 31, 2020. Consequently, Vaisala has 36,436,728 shares, of which 6,731,092 are series K shares and 29,705,636 are series A shares. Total votes attached to all shares is 164,327,476. Vaisala holds a total of 437,039 company’s series A shares, which represent 1.5% of series A shares and 1.2% of all shares.

**More information

**Kaarina Muurinen, CFO

Tel. +358 40 577 5066

Vaisala Corporation

**Distribution

**Nasdaq Helsinki

Key media

vaisala.com

Vaisala is a global leader in environmental and industrial measurement. Building on over 80 years of experience, Vaisala provides observations for a better world. We are a reliable partner for customers around the world, offering a comprehensive range of innovative observation and measurement products and services. Headquartered in Finland, Vaisala employs approximately 1,850 professionals worldwide and is listed on the Nasdaq Helsinki stock exchange. vaisala.com twitter.com/VaisalaGroup