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X Notification of Major Holdings

or

Correction of a notification of Major Holding published on (date of publication)

1. Details of issuer (name, address)

ADVA Optical Networking SE, Märzenquelle 1-3, 98617 Meiningen, Germany

2. Reason for notification (multiple reasons possible)

X Acquisition/disposal of shares with voting rights

Acquisition/disposal of instruments

Change of breakdown of voting rights

Other reason:

Name:

Ministry of Finance on behalf of the State of Norway

City and country of registered office (if applicable):

Oslo, Norway

4. Names of shareholder(s) holding directly 3% or more voting rights, if different from 3.

5. Date on which threshold was crossed or reached: 27.12.2016

6. Total positions

% of voting rights attached to shares (total of 7.a.)

% of voting rights through instruments
(total of 7.b.1 + 7.b.2)

total of both in % (7.a. + 7.b.)

total number of voting rights of issuer

Resulting situation

2.84%

1,18%

4.01%

49,498,934

Previous notification (if applicable)

3.773%

0.996%

4.769%

7. Notified details of the resulting situation

a. Voting rights attached to shares (Sec.s 21, 22 WpHG)

ISIN

absolute

in %

direct

(Sec. 21 WpHG)

indirect

(Sec. 22 WpHG)

direct

(Sec. 21 WpHG)

indirect

(Sec. 22 WpHG)

DE0005103006

1,404,664

%

2.84%

%

%

Total

1,404,664

2.84%

b.1. Instruments according to Sec. 25 Abs. 1 Nr. 1 WpHG (please use annex in case of more than 3 instruments)

Type of instrument

Expiration or maturity date

Exercise or conversion period

Voting rights absolute

Voting rights in %

Shares on loan (right to recall)

N/A

at any time

582,000

1.18%

%

%

Total

582,000

1.18%

b.2 Instruments according to Sec. 25 Abs. 1 Nr. 2 WpHG (please use annex in case of more than 3 instruments)

Type of instrument

Expiration or maturity date

Exercise or conversion period

Cash or physical settlement

Voting rights absolute

Voting rights in %

%

%

%

Total

%

8. Information in relation to the person subject to the notification obligation (please tick the applicable box):



Person subject to the notification obligation is not controlled and does itself not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer (1.).



X Full chain of controlled undertakings starting with the ultimate controlling natural person or legal entity (please use annex in case of more than 4 undertakings; in this case please always provide only to BaFin also an organizational chart accompanying your notification):

Name

% of voting rights
(if at least held 3% or more)

% of voting rights through instruments
(if at least held 5% or more)

Total of both
(if at least held 5% or more)

State of Norway

%

%

%

Norges Bank

%

%

%

%

%

%

%

%

%

9. In case of proxy voting according to § 22 Abs. 3 WpHG

Date of general meeting:

Holding position after general meeting: % (equals voting rights)