The Capital Efficiency Signal: When ROIC Stops Making Sense
Diligent Market Intelligence counted 205 shareholder activist campaigns across Asia in 2025. Japan accounted for 56% of them, and 32% of the 100 campaigns recorded in the first quarter of 2026. Activists won 37 board seats at Japan-based companies last year — up from seven in 2024 and 23 in 2023. In Korea, sixty companies faced activist demands in Q1 2026 alone, matching the full-year total for 2025. The standard interpretation of these numbers is that activism produces capital efficiency. Tokyo Stock Exchange's 2023 directive telling management to be "conscious of cost of capital and stock price" gave funds a framework, funds applied pressure, and boards responded by folding ROE and PBR targets into their medium-term plans. That story is true as far as it goes. But it describes the second half of the sequence, not the first. What a campaign actually costs An activist campaign is slow, public, and expensive. A fund must build a position large enough to matter, absorb...