SK hynix Earnings and Daishin Hack Dominate Korea Coverage

SK hynix's buyback and “sold-out” HBM comments led a heavy earnings day, while a hacking incident at Daishin Securities pulled in a surge of coverage. Shinhan Financial Group's CEO shortlist and a clutch of 5% stake filings rounded out the day.

Articles4,111▲17% vs Tue, Oct 27
DART filings334▲29% vs Tue, Oct 27
Companies506▲1% vs Tue, Oct 27
Most coveredSK hynix450 articles

SK hynix leads on earnings and buyback news

South Korean financial media logged 4,111 articles and 334 filings across 506 companies on October 28, with SK hynix the single most-covered name at 450 articles versus 81 the day before. Coverage centered on the company's earnings call and a capital-return announcement, with Yonhap reporting on revived semiconductor investor sentiment driven by Anthropic and SK hynix, and Money Today covering the record results and shareholder-return package alongside questions about the stock outlook. A separate capital-decision entry shows SK hynix approved a share buyback worth KRW 20.01 trillion.

A call-coverage item carried by Bridge Economy, cited by 22 outlets, quoted SK hynix as saying DRAM and HBM volumes are “sold out” through 2029. A related Yonhap-sourced story on the KRW 60 trillion shareholder-return plan covering buybacks and dividends was picked up by 19 outlets across 21 articles. Samsung Electronics also featured in the semiconductor story, with Global Economic Newspaper and SBS Economy both running headlines on chip stocks reacting to the additional shareholder-return news.

Daishin Securities hacking incident spreads across financial sector

Daishin Securities registered 213 articles today against a usual daily average of 2.6, making it the largest percentage surge in the newsflow. Newsrock reported that a number of people's information was leaked, with Bithumb and Mirae Asset Asset Management also affected. Maeil Shinmun described the episode as “AI hacking fear” spreading across the entire financial sector, while Yonhap's comprehensive update said brokerages had also been breached, with the industry on alert following incidents at Daishin Securities and Mirae Asset Management.

A related filing shows Daishin Securities submitted an insider ownership report at 16:39. Inews24 reported that financial authorities had begun an on-site inspection into the Daishin Securities and Bithumb hacking incidents, underscoring that the story extended beyond a single company into a sector-wide cybersecurity theme, which drew 142 articles overall today, the largest of the themes tracked.

Shinhan Financial Group CEO succession and Mirae Asset digital bond

Shinhan Financial Group posted 89 articles, down from 124 yesterday, concentrated on the narrowing of candidates for Shinhan Bank and Jeju Bank's next chief executives. Newspim's version of the story, covering the first-round candidate shortlist with a final recommendation due in early December, was picked up by 28 outlets across 29 articles, the most widely syndicated single story of the day. Baeksae Sidae and Newsian carried similar versions of the shortlisting process.

Mirae Asset Securities jumped to 52 articles from 4 yesterday after its Hong Kong unit issued a dollar-denominated digital bond using proprietary technology. Global Economic's account of the issuance was carried by 27 outlets in 27 articles. Economic Review, Insight Korea, Korea Duty Free News and Joongang Economy News all ran versions of the same disclosure.

Contracts, filings and capital moves across mid-caps

Among smaller-cap names, HJ Shipbuilding & Construction climbed to 45 articles from just 3 yesterday on a memorandum of understanding to build an offshore wind cluster in Gunsan alongside Unison, J Ocean Heavy Industries and Myeongun Industrial Development. Asia Economy's version of the MOU was covered by 22 outlets in 22 articles, while Money Today and Construction Economy News also ran related items. LS Marine Solution appeared in 60 articles, up from zero yesterday, tied to a memorandum with SK Broadband on subsea cable maintenance and emergency recovery cooperation.

SKC reported 46 articles, also up from zero yesterday, following third-quarter results. Sisa Journal-e reported an operating loss in the copper foil business for the third quarter, while Money Tomorrow and Financial Post also cited a narrower loss tied to the copper foil recovery. Filings today included share buybacks disclosed by LG and LG Chem, along with insider ownership reports from companies including Choil Aluminum, KPX Chemical, ITM Semiconductor and Qualitas Semiconductor.

Stake disclosures and IPO calendar

Several 5% ownership filings crossed the wire. Korea Internet Infra Holdings disclosed a first-time stake of 69.35% in Gabia and a first-time stake of 7.97% in Kinx, the latter also showing up in the news-surge list with 27 articles against a usual daily average of 0.1. Dalton Investments disclosed a new 5% stake in SK Discovery, while Jincostech's holder Tigris Investment reported its stake falling to 2.47% from a prior level, a change of -6.15 percentage points. S-Prism's holder A-One Asset Management reported a reduced stake of 2.63%, down 2.37 percentage points.

On the IPO calendar, Creatz is set to list on October 30 at an offer price of KRW 15,000 after book-building demand of 240.46-to-1, while Tne Korea lists October 29 at KRW 15,300 following demand of 1,041.02-to-1 and a retail subscription ratio of 1,253.39-to-1. IntelliVIX and Hanwha Plus No. 6 Special Purpose Acquisition Company are both scheduled to list October 30, and Youngkwang is set for November 2 at an offer price of KRW 17,000.

Companies in this article SK hynix글로벌테크놀로지Daishin SecuritiesSamsung ElectronicsShinhan Financial GroupHyundai MotorSK TelecomLS Marine SolutionNAVERMirae Asset SecuritiesGC CellYuhanSKCHJ Shipbuilding & ConstructionHana Financial Group

The sentences in this wrap are drafted by a language model from the sources listed above — DART filings and Korean news headlines — and every figure and quoted headline is checked back against those sources before publishing. No price data is used. How we compile this

Spotted an error? Email ATS@atscorp.kr and we will correct it — see our editorial note.

Questions about today

Why did SK hynix dominate news coverage today?
SK hynix posted 450 articles versus 81 yesterday after an earnings call and announcement of a KRW 20.01 trillion share buyback. Coverage also cited management comments that DRAM and HBM volumes are sold out through 2029.
What happened with Daishin Securities?
Daishin Securities saw 213 articles today against a usual daily average of 2.6 after a hacking incident reportedly leaked information on a number of people, with Bithumb and Mirae Asset Asset Management also affected. Financial authorities reportedly opened an on-site inspection into the incident.
What is happening with Shinhan Financial Group's leadership?
Shinhan Financial Group narrowed its first-round candidate list for the next Shinhan Bank and Jeju Bank chief executives, with a final recommendation expected in early December, according to Newspim, a story picked up by 28 outlets.
Which companies disclosed new 5% stakes today?
Korea Internet Infra Holdings disclosed first-time stakes of 69.35% in Gabia and 7.97% in Kinx, Dalton Investments disclosed a new 5% stake in SK Discovery, and Ryu Min-su disclosed a new 5% stake in Kwangjin Ind.