Kospi Jumps 4.4% as Samsung and SK Hynix Rebound After Buy…
By Rick Steves

AI summary of the source article
South Korea’s Kospi closed up 4.39% at 5,239.13, boosted by gains in chipmakers Samsung Electronics and SK Hynix. Early in the session, the Korea Exchange triggered a five-minute buy-side sidecar on futures to pause program-buy orders.
Why it matters
That shift offers a stronger test of the rebound’s sponsorship than the headline index move alone.
Key facts
- The Kospi closed up 4.39% at 5,239.13, with Samsung Electronics gaining 4.74% and SK Hynix rising 6.69%.
- The Korea Exchange triggered a five-minute buy-side sidecar at 9:06 a.m. after KOSPI 200 futures moved at least 5%, pausing program-buy orders.
- Foreign investors became net buyers for the first time in eight sessions, purchasing 353.2 billion won, while retail investors sold 1.34 trillion won.
Source excerpt · FinanceFeeds
South Korea’s Kospi closed Tuesday, November 10, at 5,239.13, up 4.39% , after reaching 5,300.92 intraday, a 5.62% gain from Monday’s close. Earlier, the Korea Exchange activated a five-minute buy-side sidecar at 9:06 a.m. on a move in KOSPI 200 futures. That futures-based trigger was separate from the cash index’s intraday rise; it paused program-buy orders, not all trading. The rally reversed pa…