Alteogen European patent notice 12~15%↑, government bond yields fall

Government bond yields fell across the board on 9. The 3-year bond yield fell to an annual 3.856%. During the session, the 3-year bond yield also reached an annual 3.889%.

Japanese government bond yields also fell on news that the suspension of reductions in bond purchases was under consideration. The news increased volatility in overseas bond markets. The domestic and foreign bond markets showed the same trend.

Alteogen disclosed that on 9 it received a patent intention notice from the European Patent Office for its self-developed recombinant human hyaluronidase, ‘ALT-B4’. Immediately after the disclosure, Alteogen’s share price rose between 12% and 15%. The company officially announced the news.

ALT-B4is a recombinant human hyaluronidase-based substance. It is known as an excipient used for formulation changes or drug delivery. A European patent intention notice indicates that the patent is likely to receive final registration.

LabGenomics saw its share price rise by 13%. The company issued a related disclosure based on the investment news. Trading volume in the stock increased after the investment news.

On the day, falling bond yields and favorable news from individual companies emerged simultaneously, sending the share prices of related stocks sharply higher. Trading value and volatility also appeared to be expanding. Investors watched for additional disclosures from each company and developments in the bond market.