SKHX Extends Its Rebound to 10%, Retracing a Record Selloff Ahead of Earnings

What the Bounce Is Actually Retracing

The 10.27% move over the last five hours to $1,298 reads bigger than it is. It's an extension of the rebound off the worst single session in SK Hynix's history — Seoul's common stock fell about 15% on July 13, its biggest one-day drop in nearly two decades, dragging the Kospi down 9% and tripping a market-wide trading halt. The trigger wasn't a demand shock. It was a Korea Investment & Securities morning note that cut its estimate for Q2 blended DRAM average selling price growth from roughly 50% quarter-over-quarter to 28.9%, and flagged operating profit around 8% below the street.

None of that has been revised away. A perp bouncing from oversold isn't the market pricing new information — it's mean reversion after a move that overshot. Treat +10% off a -15% day as noise around a lower level, not a trend change. The name that more than tripled this year is now working out how much of that was cycle and how much was hope.

Three Tickers, One Memory Story

SKHX is now the third venue pricing the same share. The oracle converts SK Hynix's Seoul-listed common (000660) from KRW to USD, so the perp tracks the Korean tape plus the USD/KRW leg. Next to it sits the Nasdaq ADR that debuted on July 10, where SK Hynix raised $26.5 billion in the largest US listing ever by a foreign company — priced at $149 with ten ADRs per underlying share, seven times oversubscribed, closing its first session up 13% at $168.

Do the math on the reference price: $149 per ADR times ten is about $1,490 per common share. The perp at $1,298 puts the underlying roughly 13% below that IPO mark — the debut euphoria has fully unwound and then some. With the ADR now quoting against the Seoul close and the perp filling the 24-hour gaps, this name is priced across three clocks, and the perp is where the overnight disagreement surfaces first.

The July 22 Print Is the Real Test

Everything between now and July 22 is positioning, not information. That's when SK Hynix reports Q2, and it's the only event that confirms or kills the Korea Investment thesis. The bear case is narrow and specific: if blended DRAM ASP growth really did decelerate toward the high-20s and HBM contract terms cap the upside, the operating-profit miss the note flagged becomes real and the July 13 repricing was correct. If pricing held closer to the old trajectory, the last two sessions were a gift.

The wider tape isn't helping the bulls. July 14 in Seoul was volatile — an early bid of as much as 4.6% gave way as a Wall Street AI-memory selloff rolled through, and Micron and SanDisk sold off alongside the ADR on the same worry that the memory cycle is running ahead of itself. The perp at $1,298 is caught between an oversold bounce and an earnings number the sell side just warned about — a binary print eight days out, with the rebound and the downgrade both still unresolved.