VNET [21Vianet] SC 13G/A: (Original Filing)
[Schedule 13 G PAGE 2 of 10 CUSIP No. 90138A103 (1) NAME OF REPORTING PERSON OZ Management LP (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐ (b) ☐ (3) SEC USE ONLY (4) CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF SHARES BENEFICIALLY]
