OPC: SSI Vision Fund bought and sell 231,910 shares

OPC Pharmaceutical Joint Stock Company (HOSE: OPC), reports the change in the ownership ratio:

• Stock symbol: OPC

• Investor: SSI Vision Fund

• Affiliated company: SSI Asset Management

• Owning volume before trading: 1,080,050 shares (13.19%)

• Bought volume: 160,410 shares

• Sold volume: 71,500 shares

• Owning volume after trading: 1,168,960 shares (14.27%)

• Date of changing the ownership ratio: From December 24, 2011 to May 23, 2011.

hose

>   MHC: Mr. Bui Dinh Qui bought 259,280 shares (25/05/2011)

>   SFI: Deputy CEO registered to buy 40,000 shares (25/05/2011)

>   HVG: SSI Asset Management registered to buy and sell 2,700,220 shares (25/05/2011)

>   TDH: Trading result of inside shareholder (25/05/2011)

>   HSG: Repot on share buyback (25/05/2011)

>   DCL: Mr. Nguyen Van An registered to sell 3,000 shares (25/05/2011)

>   DHG: Transaction of inside shareholder (25/05/2011)

>   APC: Mr. Nguyen Thuan Hoa registered to buy 10,000 shares (25/05/2011)

>   APC: Mr. Nguyen Thuan Hoa registered to buy 10,000 shares (25/05/2011)

>   PVD: Ms. Dong Thi Quynh Mai sold 1,390 shares (25/05/2011)