Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises
Published . Updated .
Following news of the U.S. AI firm Anthropic's public offering, the Kospi surged by over 4%, triggering a buy-side sidecar.
Directly affected
- No company is named in this report.
Indirectly affected
- QQQ Invesco QQQ+0.4% 17d
Invesco QQQ: it holds the big tech and AI names. Linked by “ai” (AI and big tech) in this story.
- AIQ Global X Artificial Intelligence & Technology ETF-2.2% 30d
Global X Artificial Intelligence & Technology ETF: it holds the big tech and AI names. Linked by “ai” (AI and big tech) in this story.
- EWY iShares MSCI South Korea ETF-13.4% 30d
iShares MSCI South Korea ETF holds stocks listed in South Korea, which this story is about (“kospi”).
- MSFT Microsoft+7.1% 30d
Microsoft (prepackaged software): big tech's AI spending and demand drive its shares. Linked by “ai” (AI and big tech) in this story.
- GOOGL Alphabet-8.2% 30d
Alphabet (computer programming, data processing, etc.): big tech's AI spending and demand drive its shares. Linked by “ai” (AI and big tech) in this story.
- AMZN Amazon.com+0.2% 30d
Amazon.com (catalog and mail-order houses): big tech's AI spending and demand drive its shares. Linked by “ai” (AI and big tech) in this story.
- META Meta Platforms-6.0% 30d
Meta Platforms (computer programming, data processing, etc.): big tech's AI spending and demand drive its shares. Linked by “ai” (AI and big tech) in this story.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| QQQNo price data for this ticker | — | — | — | — | — | — | — |
| AIQNo price data for this ticker | — | — | — | — | — | — | — |
| EWY | +0.86% | -2.31% | base | after close | after close | after close | after close |
| MSFTNo price data for this ticker | — | — | — | — | — | — | — |
| GOOGLNo price data for this ticker | — | — | — | — | — | — | — |
| AMZNNo price data for this ticker | — | — | — | — | — | — | — |
| METANo price data for this ticker | — | — | — | — | — | — | — |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
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Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises news.sbs.co.kr
Source: news.sbs.co.kr
The price since 27 Oct 2026: Ishares Msci South Korea Etf (EWY) versus the S&P 500
| Company | When | Move | Status |
|---|---|---|---|
| Ishares Msci South Korea Etf (EWY) | three days earlier | -2.31% | final price |
| Ishares Msci South Korea Etf (EWY) | five days earlier | +0.86% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Lisa McClain bought Microsoft (MSFT) (held by a spouse), worth $1,001 - $15,000 on 30 Sep 2026. That is 27 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Michael Rulli sold Microsoft (MSFT), worth $1,001 - $15,000 on 28 Sep 2026. That is 29 days before publication. Filed 2 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Microsoft (MSFT), worth $1,001 - $15,000 on 24 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Pete Sessions sold Alphabet (GOOGL), worth $15,001 - $50,000 on 14 Sep 2026. That is 43 days before publication. Filed 18 Sep 2026. View the filing.
- Rep. Rohit Khanna sold Alphabet (GOOGL) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 53 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Thomas H. Kean Jr sold Alphabet (GOOGL), worth $1,001 - $15,000 on 27 Aug 2026. That is 61 days before publication. Filed 12 Sep 2026. View the filing.
- Rep. Michael T. McCaul sold Amazon Com (AMZN) (held by a spouse), worth $1,001 - $15,000 on 28 Aug 2026. That is 60 days before publication. Filed 14 Oct 2026. View the filing.
- Rep. Michael T. McCaul sold Amazon Com (AMZN) (held by a spouse), worth $1,001 - $15,000 on 27 Aug 2026. That is 61 days before publication. Filed 14 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, bought Amazon Com (AMZN), worth $15,001 - $50,000 on 26 Aug 2026. That is 62 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Meta Platforms (META), worth $1,001 - $15,000 on 24 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Meta Platforms (META) (held by a dependent child), worth $1,001 - $15,000 on 23 Sep 2026. That is 34 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar bought Meta Platforms (META), worth $1,001 - $15,000 on 22 Sep 2026. That is 35 days before publication. Filed 7 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who gains and who loses around Ishares Msci South Korea Etf (EWY)
Companies tied to this story
- EWY Ishares Msci South Korea Etf
Ishares Msci South Korea Etf (EWY) is linked, with no stored direction, medium confidence in the 27 Oct 2026 story “Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises.” Reason on file: iShares MSCI South Korea ETF holds stocks listed in South Korea, which this story is about (“kospi”)
- KB KB Financial Group
In “Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises,” KB Financial Group (KB) is linked, with no stored direction, medium confidence. Reason on file: KB Financial Group (commercial banks) is one of the largest South Korea-based companies traded in the US, so news about South Korea (“kospi”) reaches its shares
- SHG Shinhan Financial Group
In “Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises,” Shinhan Financial Group (SHG) is linked, with no stored direction, medium confidence. Reason on file: Shinhan Financial Group (national commercial banks) is one of the largest South Korea-based companies traded in the US, so news about South Korea (“kospi”) reaches its shares
- PKX Posco Holdings
Posco Holdings (PKX) is linked, with no stored direction, medium confidence in the 27 Oct 2026 story “Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises.” Reason on file: POSCO Holdings (steel works, blast furnaces and rolling mills (coke ovens)) is one of the largest South Korea-based companies traded in the US, so news about South Korea (“kospi”) reaches its shares
Ishares Msci South Korea Etf (EWY)
The 27 Oct 2026 story “Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises” names Ishares Msci South Korea Etf (EWY) because of this story.
Ishares Msci South Korea Etf (EWY) is on the page because iShares MSCI South Korea ETF holds stocks listed in South Korea, which this story is about (“kospi”)
KB Financial Group (KB) is here too. Its reason reads: KB Financial Group (commercial banks) is one of the largest South Korea-based companies traded in the US, so news about South Korea (“kospi”) reaches its shares
Price levels for Ishares Msci South Korea Etf (EWY)
EWY traded between 148.30 and 192.87 across 20 sessions. The latest close on file is 152.72. KB traded between 121.17 and 132.97 across 7 sessions. The latest close on file is 122.06.
What the saved facts support for Ishares Msci South Korea Etf (EWY)
33 out of 100
“Kospi Surges Over 4% on Anthropic Tailwind; Strong GDP Growth Surprises” scores 33 out of 100. The score uses 1 sources, and 4 linked companies.