Chips · Stock report · SK hynix (KRX: 000660.KS)

SK hynix — ranks 73rd of 86 chip stocks over one month, yet closed back above its 200-day average

October 29, 2026 · data as of October 28, 2026 close · Closelooknet research diary

73 of 86rank in our chip section, 1-month move

103.7our money-flow reading, still positive but slowing

The Closelooknet read

SK hynix (KRX: 000660.KS) ranks 73rd of the 86 stocks in our chip section over the past month, with a fall of 20.1%. Its one-day jump of 10.9% on 28 October lifted the close to KRW 1,487,000, just above the average close of its last 200 sessions at KRW 1,485,100. Our money-flow reading (a gauge of net buying pressure) stands at 103.7: still positive but slowing, and down 53.1 over the past month. We watch whether the close holds above KRW 1,485,100 in the coming sessions, or slips back under it.

Where SK hynix stands among our chip stocks

Over one month SK hynix is 73rd of 86, weaker than its memory peers in the pack. Samsung Electronics (005930.KS) fell 15.2% over the month and sits 33.2% below its 18 June high. Micron Technology (MU) fell 7.7% and sits 19.0% below its 25 June high.

SK hynix is 49.1% below its own 52-week closing high of KRW 2,919,000, set on 22 June. Over the year it is up 228.6%.

Our money-flow and quality readings

Our money-flow reading is 103.7, labelled warm (our label for the strength of net buying), and it is still positive but slowing. It moved down 14.5 over five sessions and 53.1 over the past month.

On our scores SK hynix rates 70 of 100 overall: quality 94, growth 92, valuation 80, balance sheet 78 and cash quality 61. Capital allocation (47) and momentum (38) sit below the composite. The Piotroski score is a check of financial health, scored 8 of 9.

Price trend

The close of KRW 1,487,000 is 0.1% above the 200-day average, the average close of the last 200 sessions, which is the cross-up that triggered this report. It is 8.7% below the 50-day average of KRW 1,628,740.

The stock is up 14.9% over five sessions and 128.4% this year, but down 15.5% over three months. Its typical daily swing is about 6.2%, and the stock opened the day with a 3.7% gap.

Closelooknet is a research diary. Nothing here is investment advice or a recommendation to buy or sell.

000660.KS — quick answers

Why is SK hynix stock up today?

The stock closed up 10.9% on 28 October at KRW 1,487,000, one of the day's strongest moves. It also closed back above the average close of its last 200 sessions, KRW 1,485,100. Over one month it is still down 20.1%, 73rd of 86 in our chip section.

Is SK hynix above its 200-day average?

Yes, narrowly. The 28 October close of KRW 1,487,000 is 0.1% above the average close of the last 200 sessions at KRW 1,485,100, and 8.7% below the 50-day average.

How does SK hynix compare with Samsung and Micron?

Over one month SK hynix fell 20.1%, Samsung Electronics 15.2% and Micron 7.7%. Samsung is 33.2% and Micron 19.0% below their 52-week highs; SK hynix is 49.1% below its high.