[Highlight] Do you know how much semiconductor inventory there is right now? | Executive Director Park Se-ik & Dr. So Hyeon-cheol & Chesley Head of Learning [Byeoljubujeon / 26.08.01.Sat]

Watch on YouTube ↗  |  August 03, 2026 at 06:42  |  24:23  |  Chesley Investment Advisory (체슬리투자자문)
Speakers
So Hyeon-cheol — Adjunct Professor, Sangji University
Park Se-ik — CEO, ex-Chief Strategist

Summary

Dr. So Hyeon-cheol presents a 10-year analysis of SK hynix's inventory-to-sales ratio to time the memory cycle. With inventory now at only two weeks' worth of sales, he expects prices to hold until year-end but warns that the cycle will turn and advises partial profit-taking and monitoring the ratio for sell signals.

  • Dr. So shows how historical inventory-to-sales spikes (e.g., 338% in 2023, 45% in 2018) preceded memory stock crashes
  • Current inventory is extremely low, supporting near-term price resilience and a rally, with limited downside until year-end
  • He recommends using the inventory-to-sales ratio as a leading indicator to time exits before the next downturn
  • He cautions that memory is inherently cyclical and urges investors to take partial profits now rather than chase a perpetual supercycle
  • Chairman Chey's purchase of SK hynix shares is noted as a confidence signal, but disciplined position sizing is stressed
  • Park Se-ik adds a brief macro comment that Korea Electric Power's perennial low tariffs pose a structural risk to the economy
Ideas
So Hyeon-cheol Adjunct Professor, Sangji University 2:51
Watch inventory-to-sales ratio for sell signal
Despite strong near-term fundamentals, memory is a cyclical industry and the current upcycle will not last indefinitely; now is a good time to gradually reduce positions, lock in partial profits, and avoid holding for a perpetual supercycle, as eventually high prices will kill demand and lead to a downturn.
So Hyeon-cheol Adjunct Professor, Sangji University 7:38
Memory prices supported by low inventory
Despite strong near-term fundamentals, memory is a cyclical industry and the current upcycle will not last indefinitely; now is a good time to gradually reduce positions, lock in partial profits, and avoid holding for a perpetual supercycle, as eventually high prices will kill demand and lead to a downturn.
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