DGAP-Gesamtstimmrechte: ROFIN-SINAR Technologies Inc.

DGAP-NVR: ROFIN-SINAR Technologies Inc.: Release according to Article 26a of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution

Rofin-Sinar Technologies Inc. / Total Voting Rights Announcement

29.04.2016 23:00

Total Voting Rights Announcement according to Article 26a of the WpHG, transmitted by DGAP - a service of EQS Group AG. The issuer is solely responsible for the content of this announcement. ---------------------------------------------------------------------------

Publication of total number of voting rights

1. Details of issuer

Rofin-Sinar Technologies Inc. 40984 Concept Drive MI 48170 Plymouth United States

2. Type of capital measure

Type of capital measure Date of status / date of effect X Conditional capital increase (Sec. 26a 29.04.2016 para. 2 WpHG) Other capital measure (Sec. 26a para. 1 WpHG)

3. New total number of voting rights:

33555487

29.04.2016 The DGAP Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases. Media archive at www.dgap-medientreff.de and www.dgap.de

--------------------------------------------------------------------------- Language: English Company: Rofin-Sinar Technologies Inc. 40984 Concept Drive MI 48170 Plymouth United States Internet: www.rofin.com End of Announcement DGAP News-Service ---------------------------------------------------------------------------