In today’s briefing:
- [Activism Japan] Proto Corp (4298 JP) – Kaname Capital Files an Injunction? Bold Strategy, Cotton…
- EcoNavista (5585 JP) – Takeover By Eisai (4523)
- JX Advanced Metals (5016 JP) IPO: Trading Debut
- JX Advanced Metals IPO Trading
- SanBio Co Ltd (4592 JP): Full-year FY01/25 flash update
- SanBio Co Ltd (4592 JP): Losses Narrow; AKUUGO Upbeat on Successful Commercial Runs; FY26 Key

[Activism Japan] Proto Corp (4298 JP) – Kaname Capital Files an Injunction? Bold Strategy, Cotton…
- Late on the 17th, Proto Corp (4298 JP) released a filing to the TSE saying activist-ish investor and objector to the current MBO, Kaname Capital, had filed an injunction.
- The injunction suit against two directors says procedures were unfair and the decision violated the duty of due care. They ask the Court to rule the directors halt support and…
- …that the MBO actor YOKOYAMA Hiroichi not terminate the offer on 21 March 2025. Injunction filings against directors for Tender Offers are rare for a reason.
EcoNavista (5585 JP) – Takeover By Eisai (4523)
- EcoNaviSta (5585 JP) has a couple of interesting product lines and platforms. That makes it attractive, and scalable. Synergies to a big buyer are reasonably obvious.
- Eisai Co Ltd (4523 JP) is that big buyer, having decided to be interested last summer. I could imagine others could be interested too. The tech has uses.
- For the moment, it is a high EV/Revenue bid on an interesting small company. The chairman, cross-holders, directors, and a couple of financial institutions own 66+%. But…
JX Advanced Metals (5016 JP) IPO: Trading Debut
- JX Advanced Metals (5016 JP) priced its IPO at JPY820 per share to raise gross proceeds of US$2.5 billion. The shares will start trading on 19 March.
- Relevant notes: JX Advanced Metals (5016 JP) IPO: The Bull Case, JX Advanced Metals (5016 JP) IPO: The Bear Case, JX Advanced Metals (5016 JP) IPO: Price Range Is Fair.
- Since the price range was announced, the peers have modestly re-rated. My SoTP valuation of JPY859 is slightly above the IPO price, suggesting the price is fair.
JX Advanced Metals IPO Trading
- JX Advanced Metals raised 438.6 billion yen (US$3 billion) on its IPO offering after pricing the IPO at 820 yen per share, valuing the company at 761.3 billion yen.
- Our base case valuation of JX Advanced Metals is price per share of 863 yen, based on P/E of 9.9x using our estimated net profit of 81 billion yen (2026E).
- Therefore, we would sell into strength if the share price of JX Advanced Metals rises to the 863 yen to 1,044 yen per share.
SanBio Co Ltd (4592 JP): Full-year FY01/25 flash update
- SanBio reported no operating revenue for FY01/25, with an operating loss of JPY3.5bn, narrowing from JPY4.5bn.
- Non-operating income was JPY628mn, primarily from foreign-exchange gains, while non-operating expenses totaled JPY134mn.
- The company expects no operating revenue for FY01/26, forecasting operating expenses of JPY3.5bn, focusing on AKUUGO® approval.
SanBio Co Ltd (4592 JP): Losses Narrow; AKUUGO Upbeat on Successful Commercial Runs; FY26 Key
- During FY25, SanBio Co Ltd (4592 JP) did not generate any revenue and incurred an operating expense of ¥3.5B, down 23% YoY.
- The company successfully completed two commercial production runs to accumulate inventories in preparation for launch of Akuugo. The earliest possible timing for shipment is assumed to be Q2FY26.
- SanBio has a cash runway through FY26. Further, in March, the company has raised funds of ¥2.1B through third party placement.