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Notification of voting rights transmitted by euro adhoc. The issuer is 
responsible for the content of this announcement. 
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Release according to article 93 BörseG with the aim of a Europe-wide 
distribution 
 
 
Notification of shareholding pursuant to Sec 93 BoerseG (Austrian Stock Exchange 
Act) 
 
Schoeller-Bleckmann Oilfield Equipment AG (SBO) was informed on 11 June 2013 and 
announces, pursuant to Sec 93 BoerseG in conjunction with Sec 91 and Sec 92 (6) 
BoerseG, that Massachusetts Mutual Life Insurance Company, 1295 State Street, 
Springfield, MA 01111, Unites States ("MassMutual") now holds more than 5% of 
the voting rights in SBO indirectly via several subsidiaries controlled by it. 
 
Prior to the purchase transaction triggering the notification obligation 
MassMutual held indirectly via several funds 4.9793% of the voting rights 
relating to 796,692 shares in SBO which are managed by its subsidiary 
OppenheimerFunds, Inc. ("OFI"). 
 
Following the purchase transaction triggering the notification obligation of 7 
June 2013 MassMutual now holds indirectly via several funds 5.0193% of the 
voting rights relating to 803,092 shares in SBO which are managed by OFI. OFI is 
entitled to exercise the voting rights in SBO for funds managed by it at its own 
discretion. 
 
OFI Global Institutional, Inc. is controlled by OppenheimerFunds, Inc. 
OppenheimerFunds, Inc. is controlled by Oppenheimer Acquisition Corp., which, in 
turn, is managed by MM Asset Management Holding LLC. MM Asset Management Holding 
LLC is controlled by MassMutual Holding LLC, which is finally controlled by 
MassMutual. 
 
Oppenheimer Acquisition Corp. 
Oppenheimerfunds, Inc. 
OFI Global Institutional, Inc. 
225 Liberty Street 
New York, New York 10281 
United States 
 
Massachusetts Mutual Life Insurance Company 
MassMutual Holding LLC 
MM Asset Management Holding LLC. 
1295 State Street 
Springfield MA 01111 
United States 
 
The SBO shares are held directly by several funds managed by OFI. 
 
Pursuant to the legal provisions of Sec 91 (1) in conjunction with Sec 92 (5) 
BoerseG SBO has furthermore been informed separately on 11 June 2013 that OFI 
itself now indirectly holds more than 5% of the voting rights in SBO via several 
funds managed by it. Prior to the purchase transaction triggering the 
notification obligation OFI held via funds managed by it 4.9793% of the voting 
rights relating to 796,692 shares in SBO. Following the purchase transaction 
triggering the notification obligation of 7 June 2013 OFI now holds 5.0193% of 
the voting rights relating to 803,092 shares in SBO. OFI is entitled to exercise 
the voting rights in SBO for funds managed by it at its own discretion. The 
voting rights are held indirectly via several funds managed by OFI. 
 
 
Ternitz, 12 June 2013The Executive Board 
 
 
end of announcement                               euro adhoc 
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(END) Dow Jones Newswires

June 12, 2013 06:00 ET (10:00 GMT)