Seoul shares plunge over 5 pct on AI regulation concerns after U.S. midterms
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This report is about AI and big tech and South Korea.
Directly affected
- No company is named in this report.
Indirectly affected
- QQQ Invesco QQQ-9.8% 30d
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% 16d
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-21.2% 30d
iShares MSCI South Korea ETF holds stocks listed in South Korea, which this story is about (“seoul”).
- MSFT Microsoft+4.0% 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-17.2% 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+0.5% 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-16.6% 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 |
|---|---|---|---|---|---|---|---|
| QQQ | +3.43% | -1.51% | base | after close | after close | after close | after close |
| AIQ | +5.11% | -1.32% | base | after close | after close | after close | after close |
| EWY | +6.31% | -0.43% | base | after close | after close | after close | after close |
| MSFT | -4.62% | -8.82% | base | after close | after close | after close | after close |
| GOOGL | -1.88% | -3.44% | base | after close | after close | after close | after close |
| AMZN | -8.41% | -7.66% | base | after close | after close | after close | after close |
| META | -0.86% | -3.69% | base | after close | after close | after close | after close |
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.
Seoul shares plunge over 5 pct on AI regulation concerns after U.S. midterms upi
Source: upi
This story
| Company | When | Move | Status |
|---|---|---|---|
| AIQ | three days earlier | -1.32% | final price |
| AIQ | five days earlier | +5.11% | final price |
| AMZN | three days earlier | -7.66% | final price |
| AMZN | five days earlier | -8.41% | final price |
| EWY | three days earlier | -0.43% | final price |
| EWY | five days earlier | +6.31% | final price |
| GOOGL | three days earlier | -3.44% | final price |
| GOOGL | five days earlier | -1.88% | final price |
| META | three days earlier | -3.69% | final price |
| META | five days earlier | -0.86% | final price |
| MSFT | three days earlier | -8.82% | final price |
| MSFT | five days earlier | -4.62% | final price |
| QQQ | three days earlier | -1.51% | final price |
| QQQ | five days earlier | +3.43% | final price |
Congressional trades in the stocks in this story
- Rep. Pete Sessions sold Microsoft (MSFT) (held by a spouse), worth $250,001 - $500,000 on 2 Oct 2026. That is 34 days before publication. Filed 27 Oct 2026. View the filing.
- Rep. Lisa McClain bought Microsoft (MSFT) (held by a spouse), worth $1,001 - $15,000 on 30 Sep 2026. That is 36 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 38 days before publication. Filed 2 Oct 2026. View the filing.
- Rep. Pete Sessions sold Alphabet (GOOGL), worth $15,001 - $50,000 on 14 Sep 2026. That is 52 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 62 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 70 days before publication. Filed 12 Sep 2026. View the filing.
- Rep. Pete Sessions sold Amazon Com (AMZN), worth $15,001 - $50,000 on 27 Oct 2026. That is 9 days before publication. Filed 27 Oct 2026. View the filing.
- Rep. Pete Sessions sold Amazon Com (AMZN) (held by a spouse), worth $100,001 - $250,000 on 2 Oct 2026. That is 34 days before publication. Filed 27 Oct 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 69 days before publication. Filed 14 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Meta Platforms (META), worth $1,001 - $15,000 on 24 Sep 2026. That is 42 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 43 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 44 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).
This story
12 out of 100
“Seoul shares plunge over 5 pct on AI regulation concerns after U.S. midterms” scores 12 out of 100. The score uses 1 sources.