PVC: Change in shareholding of principal shareholder (Halley Sicav - Halley Asian Prosperity)

- Name of issuer: Drilling Mud Corporation
- Stock code: PVC
- Securities type: common stock
- Name of principal shareholder: Halley Sicav - Halley Asian Prosperity
- Number of shares held by the principal shareholder before transaction: 4,376,300 shares (8.75% of outstanding shares)
- Number of shares acquired: 265,000 shares
- Total holding following transaction and total percentage following transaction: 4,641,300 shares (9.28% of outstanding shares)
- Date of transaction: 11/10/2013

HNX

>   CKV: Result of transactions of PDMR (Nguyen Dang Chieu) (17/10/2013)

>   PVV: Change in shareholding of principal shareholder (F.I.T Investment JSC) (15/10/2013)

>   PVX: Change in shareholding of principal shareholder (Market Vectors ETF Trust \u2013 Market Vectors \u2013 Vietnam ETF) (17/10/2013)

>   DNY: Result of transactions of Directors, PDMR (Mr. Binh) (18/10/2013)

>   THB: Notice of transactions of Directors, PDMR (Mr. Chung) (17/10/2013)

>   PVX: Change in shareholding of principal shareholder (Market Vectors ETF Trust \u2013 Market Vectors \u2013 Vietnam ETF) (17/10/2013)

>   CMI: Result of transactions of PDMR (Tran Thanh Huu) (18/10/2013)

>   DNY: Result of transactions of Directors, PDMR (Mr. Binh) (18/10/2013)

>   TPH: Results of share repurchase for Treasury stock (18/10/2013)

>   SDT: Notice of transaction of connected institution (MB investment Fund capital 1) (21/10/2013)