[This Week's IPO] Book-building and Subscription Schedule for the Second Week of July

In the second week of this month (July), Protina, NRB, and Daehan Shipbuilding will conduct book-building sessions for institutional investors.

<Book-building>

◆Protina = Protina, founded in 2015 as a faculty startup from KAIST, was the first in the world to commercialize the 'SPID (Single-molecule Protein Interaction Detection) Platform,' a dedicated platform capable of analyzing protein-protein interactions (PPI) at the single-molecule level. Based on this technology, the company provides two product lines that offer solutions covering the entire drug development cycle, from PPI biomarker development to antibody design.

The total number of shares to be offered is 1.5 million, with an offering price range of 11,000 to 14,000 KRW per share. The total offering size is expected to be between 16.5 billion and 21 billion KRW. The book-building period for institutional investors will be held for five business days from July 8 to July 14, and subscriptions for retail investors will take place on July 18 and July 21. Korea Investment & Securities is the lead underwriter.

◆NRB = NRB is a construction company established in 2019, primarily by former employees of POSCO A&C. The company specializes in modular construction, where unit modules are manufactured in factories and then assembled on-site to complete buildings.

A total of 2.1 million new shares will be issued. The target offering price is between 18,000 and 21,000 KRW per share, with a total offering size of 37.8 billion to 44.1 billion KRW. The book-building will take place from July 8 to July 14, and the public subscription is scheduled for July 17 and July 18. NH Investment & Securities is the lead underwriter.

◆Daehan Shipbuilding = Daehan Shipbuilding, originally established as Shinyoung Shipbuilding Industry in 1987, changed its name in 2004 and has since grown into a comprehensive shipbuilder. The company has built various types of vessels, including Suezmax and Aframax tankers, shuttle tankers, and container ships, thereby strengthening its technological competitiveness. As a result, the company plays a pivotal role in the domestic shipbuilding industry, with a product portfolio focused on high value-added vessels and strong capabilities for meeting delivery deadlines.

The planned number of shares to be offered is 10 million, with a target offering price range of 42,000 to 50,000 KRW per share. The book-building will be conducted from July 11 to July 17, and the public subscription will take place over two days, from July 22 to July 23. KB Securities and NH Investment & Securities are acting as joint lead underwriters, with Shinyoung Securities participating as a co-manager.