Press Release: Notification in accordance with section 26 paragraph 1 WpHG with the objective of Europe-wide distribution

ADVA Optical Networking SE / Notification in accordance with section 26 paragraph 1 WpHG with the objective of Europe-wide distribution . Processed and transmitted by Nasdaq OMX Corporate Solutions. The issuer is solely responsible for the content of this announcement.

We have received the following notifications of voting rights pursuant to paragraph

25 of the German Securities Trading Act (WpHG) on July 22, 2015:

Notification pursuant to paragraph 25 WpHG (financial instruments)

1. Listed company:

ADVA Optical Networking SE Maerzenquelle 1-3, 98617 Meiningen-Dreissigacker, Germany

2. Notifier:

UBS AG, Zurich, Switzerland

3. Triggering event:

Falling below threshold due acquisition/disposal

4. Threshold (s) crossed or reached:

5%

5. Date at which the threshold is crossed or reached:

July 16, 2015

6. Voting rights:

Total amount: 3.82% (equals: 1855447 voting rights)

calculated from the following total number of voting rights issued: 48526711

7.

Detailed information on the voting rights proportion:

- (Financial/other) instruments purs. to sec. 25 WpHG: 3.38% (equals: 1641713 voting rights)

thereof held indirectly: 2.10% (equals: 1020680 voting rights)

- Voting rights purs. to sec. 21, 22 WpHG: 0.44% (equals: 213734 voting rights)

8. Detailed information on financial/other instruments:

Chain of controlled undertakings: UBS Switzerland AG

Exercise period: anytime

ADVA Optical Networking SE

Maerzenquelle 1-3, 98617 Meiningen-Dreissigacker, Germany

t +49 3693 450 0, f +49 3963 450 499

investor-relations@advaoptical.com, www.advaoptical.com

Let's ADVANCE

This announcement is distributed by NASDAQ OMX Corporate Solutions on behalf of NASDAQ OMX Corporate Solutions clients.

The issuer of this announcement warrants that they are solely responsible for the content, accuracy and originality of the information contained therein.

Source: ADVA Optical Networking SE via Globenewswire

HUG#1940966

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ADVA Optical Networking SE

Campus Martinsried, Fraunhoferstr. 9a Martinsried/Munich Germany

WKN: 510300;ISIN: DE0005103006;

Listed: Freiverkehr in Hanseatische Wertpapierbörse zu Hamburg,

Freiverkehr in Börse Berlin,

Freiverkehr in Börse Düsseldorf,

Freiverkehr in Bayerische Börse München,

Freiverkehr in Niedersächsische Börse zu Hannover,

Prime Standard in Frankfurter Wertpapierbörse,

Regulierter Markt in Frankfurter Wertpapierbörse;

http://www.advaoptical.com (END) Dow Jones Newswires

   July 23, 2015 13:28 ET (17:28 GMT)- - 01 28 PM EDT 07-23-15