Ace Susung New Technology Fund 3, Dongyu Investment Co., Ltd and Nau Growth Capital PEF fund managed by Nau IB Capital, Investment Arm signed a stock definitive agreement to acquire 3.2% stake in Pharma Research Products Co., Ltd (KOSDAQ:A214450) from Jung, Sang-Soo for KRW 16 billion on March 12, 2018. As per terms, a total of 0.3 million shares will be acquired at KRW 53,046 per share. The consideration will be paid on closing. The deal is expected to close on March 21, 2018.