SK Hynix Completes KRW 40 Trillion Treasury Stock Buyback
SK Hynix completed a KRW 40 trillion treasury stock buyback, acquiring 24.07 million shares (3.3% of issued shares) and retiring them. The buyback, initially scheduled to last until November 19, finished a month early. SK Hynix plans to announce further shareholder return measures with its Q3 earnings on October 28. Samsung Electronics previously completed a KRW 15 trillion buyback.
How this was made

The 30-second read
Why it matters
The completion reduces outstanding shares by 3.3%, likely enhancing EPS and supporting the stock price amid a weak market.
Market read
A significant corporate action that can affect the KOSPI and semiconductor sector sentiment.
What to watch
Potential cash drain and opportunity cost of not investing in R&D or capacity expansion.
Background
SK Hynix announced a KRW 40.0434 trillion buyback plan earlier, targeting 24.07 million shares. The program concluded a month early, marking the largest domestic buyback.
Ticker impact
SK Hynix completed a KRW 40 trillion treasury stock buyback, the largest ever by a domestic listed company, finishing ahead of schedule.
upward pressure as the market prices in reduced supply and improved earnings per share.
Large-scale buyback signals confidence from management and tightens supply, which historically lifts stock price.
Market effects
May boost sentiment for the Korean semiconductor sector as peers consider similar buybacks.
Supports the KOSPI index, which had opened lower, by providing a stabilizing catalyst.
Limited global impact but could influence foreign investors' view of Korean chipmakers.
Counterpoint
If the buyback was timed to prop up a falling stock, the price may be vulnerable to a pullback once the effect fades.
Key entities
- CompanySK Hynix
South Korean semiconductor manufacturer completing a massive buyback.
- CompanySamsung Electronics
Peer semiconductor maker that also completed a large buyback.



