Affair Index
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SK hynix · 2015

Chey Tae-won

Confessed in a newspaper letter. The divorce took ten years.

Still chairman

In a letter to a Seoul daily in December 2015, the SK Group chairman admitted he had a child with another woman and said he would divorce his wife. It became South Korea's biggest divorce settlement case.12

Relationship
Divorced after a decade in court
Outcome
Still chairman
News day
+2.6%
Since the news
+3,835%

Since the news

+3,835%

₩30,900 on Dec 28, 2015
₩1,216,000 on Nov 13, 2026 · 2,661 trading days

Before the newsAbove the pre-news closeBelow itThe last close before the news

The dip News day +2.6%

SK hynix, change since the Dec 28, 2015 close−20%−10%0%+10%LetterNov 30, 2015Dec 29Jan 28Mar 2Mar 30Nov 30, 2015: SK hynix +2.3%Dec 1, 2015: SK hynix +1.5%Dec 2, 2015: SK hynix +1.0%Dec 3, 2015: SK hynix +0.8%Dec 4, 2015: SK hynix +1.0%Dec 7, 2015: SK hynix −0.6%Dec 8, 2015: SK hynix −2.3%Dec 9, 2015: SK hynix −2.1%Dec 10, 2015: SK hynix −1.9%Dec 11, 2015: SK hynix −3.4%Dec 14, 2015: SK hynix −6.1%Dec 15, 2015: SK hynix −4.9%Dec 16, 2015: SK hynix −1.6%Dec 17, 2015: SK hynix −2.1%Dec 18, 2015: SK hynix −1.0%Dec 21, 2015: SK hynix −1.3%Dec 22, 2015: SK hynix +4.2%Dec 23, 2015: SK hynix +5.8%Dec 24, 2015: SK hynix +2.6%Dec 28, 2015: SK hynix 0.0%Dec 29, 2015: SK hynix +2.6%Dec 30, 2015: SK hynix +1.2%Jan 4, 2016: SK hynix −0.8%Jan 5, 2016: SK hynix +0.7%Jan 6, 2016: SK hynix +1.2%Jan 7, 2016: SK hynix −0.7%Jan 8, 2016: SK hynix −2.3%Jan 11, 2016: SK hynix −5.8%Jan 12, 2016: SK hynix −8.6%Jan 13, 2016: SK hynix −7.6%Jan 14, 2016: SK hynix −8.2%Jan 15, 2016: SK hynix −11.8%Jan 18, 2016: SK hynix −12.2%Jan 19, 2016: SK hynix −6.9%Jan 20, 2016: SK hynix −11.8%Jan 21, 2016: SK hynix −12.5%Jan 22, 2016: SK hynix −10.7%Jan 25, 2016: SK hynix −7.9%Jan 26, 2016: SK hynix −8.4%Jan 27, 2016: SK hynix −9.0%Jan 28, 2016: SK hynix −9.0%Jan 29, 2016: SK hynix −10.2%Feb 1, 2016: SK hynix −6.6%Feb 2, 2016: SK hynix −6.4%Feb 3, 2016: SK hynix −9.7%Feb 4, 2016: SK hynix −7.6%Feb 5, 2016: SK hynix −7.6%Feb 11, 2016: SK hynix −10.7%Feb 12, 2016: SK hynix −10.0%Feb 15, 2016: SK hynix −8.9%Feb 16, 2016: SK hynix −4.9%Feb 17, 2016: SK hynix −1.2%Feb 18, 2016: SK hynix −0.7%Feb 19, 2016: SK hynix −2.6%Feb 22, 2016: SK hynix −1.6%Feb 23, 2016: SK hynix 0.0%Feb 24, 2016: SK hynix +1.6%Feb 25, 2016: SK hynix +1.3%Feb 26, 2016: SK hynix +1.3%Feb 29, 2016: SK hynix −1.3%Mar 2, 2016: SK hynix +1.8%Mar 3, 2016: SK hynix +5.1%Mar 4, 2016: SK hynix +4.9%Mar 7, 2016: SK hynix +4.9%Mar 8, 2016: SK hynix +0.3%Mar 9, 2016: SK hynix +0.5%Mar 10, 2016: SK hynix −0.3%Mar 11, 2016: SK hynix +1.0%Mar 14, 2016: SK hynix −0.2%Mar 15, 2016: SK hynix −1.6%Mar 16, 2016: SK hynix −3.9%Mar 17, 2016: SK hynix −3.8%Mar 18, 2016: SK hynix −3.1%Mar 21, 2016: SK hynix −2.8%Mar 22, 2016: SK hynix −0.7%Mar 23, 2016: SK hynix −0.5%Mar 24, 2016: SK hynix −3.1%Mar 25, 2016: SK hynix −4.1%Mar 28, 2016: SK hynix −6.1%Mar 29, 2016: SK hynix −4.9%Mar 30, 2016: SK hynix −5.8%
  1. 1Dec 29 · Letter
Change since the close before the news
Roh Soh-yeongEx-wife
Roh Soh-yeong: 1988–20251988–2025
His partnerAffair; mother of his daughter
Dec 29, 2015: Chey's letter admits the affair and a child
  • Former spouse
  • Acknowledged
  • News day
PersonRelationshipStatusNotes
Roh Soh-yeongEx-wifeMarried 1988; divorce final Oct 2025Daughter of former President Roh Tae-woo; three children. Courts awarded her ₩2 billion in alimony and, in July 2026, a ₩944 billion asset split.123
His partnerNot namedAffair; mother of his daughterAdmitted by CheyHe called her “a consoling partner.” Early reports identified her only as “Chloe.” Their daughter was reportedly 6 in 2015.14

  1. Chey marries Roh Soh-yeong, daughter of Roh Tae-woo, president from 1988 to 1993.14

  2. In a letter to the Segye Ilbo, Chey admits a child with another woman and says he will divorce.1

  3. Chey files for divorce.3

  4. Seoul High Court orders a ₩1.38 trillion property split and ₩2 billion in alimony.2

  5. The Supreme Court finalizes the divorce and the alimony, and sends the property split back for review.23

  6. The retrial sets the asset split at ₩944 billion, a third of the couple's property.3

  1. 1
    SK chairman to divorce, admits to affairThe Korea Herald · Dec 29, 2015
  2. 2
  3. 3
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  5. $
    Daily price historyYahoo Finance · daily closes to Nov 13, 2026