U.S. Stocks Tumble as Trump Threatens Higher Tariffs on China

Summary

WSJ What’s News – PM Edition, October 10, 2025

Episode: U.S. Stocks Tumble as Trump Threatens Higher Tariffs on China

Episode Overview

This episode dives into the sudden downturn in U.S. stocks following President Trump's threats to raise tariffs on China amidst escalating trade tensions. In addition to the market impact, the episode explores China's leverage via rare earth restrictions, a key regulatory probe, and broader global developments including the Gaza ceasefire, federal layoffs during a government shutdown, Ukraine's blackouts, and MIT's decision to reject a major Trump administration policy for universities.

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Key Discussion Points and Insights

1. U.S.-China Trade Tensions & Stock Market Tumult

• Escalation of Trade War Rhetoric

  • President Trump threatened to increase tariffs and impose new export controls on China after a series of moves by Beijing, including:
    • Restrictions on rare earth materials: China, which dominates supply and processing, holds significant leverage.
    • Regulatory investigation into Qualcomm: China's top market regulator began probing Qualcomm for antitrust violations linked to its Autotalks acquisition ([01:33]).
  • Trump signaled the planned meeting with Chinese leader Xi Jinping at the APEC summit in South Korea would not proceed, declaring "no reason to meet" ([01:56]).

• Market Response

  • Major U.S. indices fell sharply:
    • Nasdaq: –3.6%
    • S&P 500: –2.7%
    • Dow: –1.9%
    • Chipmakers hit especially hard (AMD –7.7%, Broadcom –6%) ([02:25]).
    • Regional bank stocks slumped due to fears over economic fallout.
  • Quote (Jack Pitcher, WSJ Markets Reporter, [02:53]):

    “A lot of the enthusiasm we've seen over the last six months was about the idea that Trump didn't really mean what he said on the trade war... The reintroduction today of escalating tensions with China sparked a lot of fears because a trade war is not just a one way street. We're opening up a path where China can introduce large new levies as well, and that has investors feeling some of the same fears that they did back in April.”

2. Commodities Market: Aluminum in Focus

• Metals Rally
  • Gold surpassed $4,000/oz; silver neared a record high; copper and other industrial metals also strong ([03:26]).
• Aluminum’s Notable Shift
  • Jinju Lee (WSJ columnist) explains ([04:01–05:56]):
    • Aluminum has long been abundant due to cheap, coal-powered Chinese production.
    • Now, China is hitting its self-imposed production cap.
    • Growing demand (driven by EVs, solar, data centers) is on a collision course with supply constraints.
    • Aluminum production is highly energy-intensive; electricity shortages are a looming bottleneck.
    • Recycling has limits; not all applications can use recycled aluminum.
    • U.S. production is unlikely to rise—only four smelters remain due to high electricity costs.
  • Quote (Jinju Lee at [05:37]):

    “There’s actually only four aluminum smelters left operating in the US that just tells you how difficult it is.”

3. Federal Layoffs Amid Government Shutdown

• White House Initiates Mass Layoffs
  • In response to a shutdown now in its 10th day, the Trump administration is laying off thousands of federal employees, mostly in the Departments of Health and Human Services, Education, Commerce, and Treasury ([06:04]).
  • This unprecedented step is seen as pressure on Democrats.
• Political Response
  • House Minority Leader Hakeem Jeffries ([06:47]):

    “The American people are sick and tired of the chaos, crisis and confusion that has been visited upon the country by Donald Trump and Republican complete control of Congress.”

  • Senate Majority Leader John Thune adds ([07:10]):

    “We need five bold, courageous Democrats with a backbone who are willing to take on their far left activist base. Join us in passing. This could do it anytime.”

4. Middle East & Ukraine Updates

• Gaza Ceasefire
  • Israeli troops withdrew from parts of Gaza as a ceasefire takes effect; Hamas is moving internal security forces back in ([07:29]).
  • A 72-hour window for the release of hostages begins, with final negotiations on prisoner exchanges and border controls ongoing ([07:29–08:26]).
• Ukraine: Russian Attacks and a Humanitarian Channel
  • Russia launched heavy drone and missile strikes, hitting energy infrastructure.
  • First Lady Melania Trump announced a diplomatic "back channel" with Putin succeeded in reuniting eight Ukrainian children with families ([08:58–09:35]).
  • Melania Trump ([09:35]):

    “My representative has been working directly with President Putin's team to ensure the safe reunification of children with their families.”

  • Nearly 20,000 Ukrainian children have reportedly been abducted since Russia’s invasion; only a fraction have returned.

5. French Political Uncertainty

• Macron Reinstates Prime Minister
  • President Emmanuel Macron reappointed Sebastian Lecornue less than a week after his resignation, raising concerns about French political stability and legislative gridlock ([09:56]).

6. MIT Rejects Trump Administration’s Higher Ed Compact

• Policy Context
  • The "Compact for Academic Excellence in Higher Education" was offered to nine elite universities, tying federal funding perks to controls on admissions, hiring, and student life ([11:06]).
• MIT’s Rejection
  • MIT is the first to decline, insisting that research funding should depend solely on scientific merit—warning that political strings threaten academic freedom ([11:29]).
  • Doug Belkin (WSJ Higher Education Reporter):

    "These things are extraneous and they're essentially going to get in the way of science.” ([11:29])

  • Doug Belkin on broader implications ([11:57]):

    “At the foundation, the same sticking point exists. Universities take a lot of money from the federal government...but they have almost entirely been allowed to operate as they see fit. And this is the Trump administration saying those days are over.”

  • Potential for other universities to follow MIT’s lead due to its prestige and political significance.
  • MIT’s critical role in defense research adds sensitivity ([12:40]).

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Notable Quotes & Memorable Moments

• Jack Pitcher on Market Fears ([02:53]):

  “We’re opening up a path where China can introduce large new levies as well, and that has investors feeling some of the same fears that they did back in April.”

• Jinju Lee on U.S. Aluminum Outlook ([05:37]):

  “There’s actually only four aluminum smelters left operating in the US that just tells you how difficult it is.”

• Hakeem Jeffries on Political Blame ([06:47]):

  “The American people are sick and tired of the chaos, crisis and confusion that has been visited upon the country by Donald Trump and Republican complete control of Congress.”

• Melania Trump on Child Reunification ([09:35]):

  “My representative has been working directly with President Putin's team to ensure the safe reunification of children with their families.”

• Doug Belkin on MIT’s Position ([11:29]):

  “These things are extraneous and they're essentially going to get in the way of science.”

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Timestamps for Key Segments

• 00:32 – Episode news rundown and market headlines
• 01:33 – China’s rare earth policies & Qualcomm investigation
• 02:25 – Impact of Trump tariff threat on U.S. markets
• 02:53 – Jack Pitcher: analysis of market fears
• 03:26 – Rise in metals, commodities discussion
• 04:01 – Jinju Lee explains aluminum market shifts
• 05:37 – Outlook for U.S. aluminum production
• 06:04 – Federal employee layoffs; shutdown politics
• 06:47 – Hakeem Jeffries on chaos & blame
• 07:29 – Ceasefire and troop withdrawal in Gaza
• 08:58 – Russia’s Ukraine assault; Melania Trump’s diplomatic role
• 09:56 – Macron’s French government shakeup
• 11:06 – MIT rejects the federal higher ed compact (Doug Belkin)
• 12:40 – Broader implications for U.S. universities

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Summary Tone

The reporting is brisk, data-driven, and direct, blending straight analysis with pointed quotes from policymakers and subject-matter experts. The episode’s tone is urgent but measured, capturing financial anxiety, geopolitical complexity, and domestic policy fights—typical for WSJ’s business-first, fact-focused coverage.

Transcript

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[Alex Osola]

US stocks sink after President Trump renews his tariff threats against China Plus MIT has become the first university to reject a proposal from the Trump administration. What happens next?

[Doug Belkin]

The fact that MIT is first out of the gate and rejected it I think is probably a political problem for the Trump White House and what they do about it is anybody's guess, but they tend to counter punch hard and.

[Alex Osola]

Israeli troops retreat as the ceasefire takes hold in Gaza. It's Friday, October 10th. I'm Alex Osoleh for the Wall Street Journal. This is the PM edition of what's News, the top headlines and business stories that move the world today. Trade tensions between the US and China are heating up. Over the past two days, Beijing has unleashed a barrage of actions that threaten to derail a fragile status quo with Washington. Yesterday, China announced new restrictions on rare earth materials. China dominates processing capabilities for rare earths, giving it leverage over the US and other nations. And then today, China's top market regulator said that it had launched an investigation into Qualcomm, one of the US's most important semiconductor companies, for suspected violation of the country's anti monopoly law. The regulator said that the probe is tied to Qualcomm's acquisition of Israeli startup Autotalks. A Qualcomm spokeswoman said the company is fully cooperating with the Chinese regulator. President Trump then responded to Beijing's moves, threatening in a social media post to raise tariffs and impose export controls on China. His post came before an expected meeting between Trump and Chinese leader Xi Jinping at the upcoming APEC summit in South Korea and an encounter Trump suggested will no longer go forward as there was now, quote, no reason to meet. U.S. stocks fell sharply on Trump's tariff threat. The Nasdaq led the losses, tumbling about 3.6%. The S&P 500 fell 2.7% and the Dow dropped 1.9%. US chip stocks were hit hard, with AMD falling 7.7% and Broadcom dropping almost 6%. Regional banks slumped too, reflecting concern that an escalating trade war could further hit economic growth. WSJ reporter Jack Pitcher offered some insight on the market reaction.

[Jack Pitcher]

A lot of the enthusiasm we've seen over the last six months was about the idea that Trump didn't really mean what he said on the trade war. Deals were getting worked out and he wasn't serious about that. The reintroduction today of escalating tensions with China sparked a lot of fears because a trade war is not just a one way street. We're opening up a path where China can introduce large new levies as well, and that has investors feeling some of the same fears that they did back in April.

[Alex Osola]

In the world of commodities, metals are so hot right now. There's gold, which breached $4,000 an ounce this week, and silver neared a record high. Beyond the precious metals, industrial ones like copper have been strong performers for the past few WSJ heard On the street columnist Jinju Lee writes that the value of aluminum, a metal used for everything from soda cans to electric vehicles, could be the next to pop as its supply threatens to fall short of rising demand. Jinju I feel like I haven't heard as much about aluminum in the past few years as some of these other metals. Why is that?

[Jinju Lee]

Metals like copper and gold have been in the headlines for different reasons, but mainly because their prices are rising so quickly. Aluminum's price has been going up this year, but not as much, and that's mainly because the metal has been very abundant for many years. China has made plenty of it using cheap coal power for the last two decades.

[Alex Osola]

But you write that surplus is set to swing into a deficit soon. What's going on there?

[Jinju Lee]

So China has a self imposed cap on aluminum production and it's close to meeting that cap now. And demand for aluminum is set to grow at a healthy pace because it's a very important metal in the energy transition. It's used in electric vehicles, solar energy transmission lines, and even data centers. And everywhere in the world, electricity is becoming a more scarce commodity. Producing aluminum is a very power intensive process. So electricity, electricity itself is becoming the bottleneck for more aluminum supply.

[Alex Osola]

So what can producers do to increase the supply?

[Jinju Lee]

They need cheap power and that's very hard to get. Or they can recycle more aluminum. But the problem is there's only so much scrap metal can do to meet demand because certain applications of aluminum need very pure aluminum.

[Alex Osola]

How likely is it that the U.S. will start producing its own aluminum in.

[Jinju Lee]

The U.S. it's really hard to imagine a scenario where there would be more aluminum production because electricity is so expensive. There's actually only four aluminum smelters left operating in the US that just tells you how difficult it is.

[Alex Osola]

That was WSJ heard on the Street Columnist Jinju Lee Thanks, Jinju.

[Jinju Lee]

Thank you.

[Alex Osola]

The White House said today that it is conducting mass layoffs of federal employees in response to the government shutdown, which has now stretched into its 10th day. An official from the White House Office of Management and Budget characterized the retrenchment as substantial, and a White House official said it would affect thousands of federal workers. Officials said that employees had received layoff notices at the Department's of Health and Human Services, Education, Commerce, treasury and others. The layoffs are an unprecedented step that follows through on weeks of threats meant to increase pressure on Democrats. At a news conference this afternoon, House Minority Leader Hakeem Jeffries put the blame for the shutdown on the president and members of his party.

[Hakeem Jeffries]

The American people are sick and tired of the chaos, crisis and confusion that has been visited upon the country by Donald Trump and Republican complete control of Congress.

[Alex Osola]

At a separate news conference, Senate Majority Leader John Thune said that passing a stopgap funding bill is the way to bring an end to the shutdown.

[Hakeem Jeffries]

We need five bold, courageous Democrats with a backbone who are willing to take on their far left activist base. Join us in passing. This could do it anytime.

[Alex Osola]

The Israeli military said today that a ceasefire in Gaza went into effect at noon local time. Israeli and Arab officials said that Israeli troops withdrew this morning from parts of the Gaza Strip and Hamas said it would begin deploying internal security forces to the areas, a sign that the group is looking to reassert its authority in Gaza. Mediators say that the Israeli troop withdrawal starts a 72 hour window for the release of the hostages. Officials involved in the negotiations said final details are still being smoothed out between Israel and Hamas in Egypt, including the precise demarcation of the withdrawal lines, the release of Palestinian prisoners held by Israel, and control of the Rafah border crossing between Egypt and Gaza. Coming up, why MIT rejected a proposal offering funding advantages from the Trump administration. That's after the break.

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[Alex Osola]

We now turn our attention to Ukraine, where Russia launched a massive drone and missile barrage today. The bombardment targeted Ukraine's energy infrastructure, causing blackouts in the capital and killing at least one civilian. Meanwhile, First Lady Melania Trump said today she has an open channel of communication with Russian President Vladimir Putin over the welfare of children affected by the war in Ukraine. In an announcement made in the foyer of the White House, the first lady said that this back channel resulted in the reunification of eight children displaced since Russia's invasion of Ukraine and that she expects more children will be reunified.

[FINRA Representative]

We have agreed to cooperate with each other for the benefit of all people involved in this war. My representative has been working directly with President Putin's team to ensure the safe reunification of children with their families.

[Alex Osola]

According to Ukraine's state run Bring Kids back program, nearly 20,000 Ukrainian children have been abducted since the start of the war, and only a fraction have been returned. In France, President Emmanuel Macron has reappointed Sebastian Lecornue as prime minister, a post he quit less than a week ago. The move ratchets up fears that France has become ungovernable. In reinstating Lecornue, a close ally, Macron risks deepening the frustration of lawmakers in a fractious National Assembly. It's also a sign of how Macron's options have dwindled as he seeks a government capable of surviving a no confidence vote and passing a budget that narrows the country's gaping deficit. Today, the Massachusetts Institute of Technology became the first university to reject a sweeping proposal from the Trump administration offering colleges funding advantages in exchange for far reaching campus reforms. Doug Belkin covers higher education for the Journal and is here to tell us more. Doug, let's start with this compact. It's called the Compact for Academic Excellence in Higher Education. What is it and what does it entail?

[Doug Belkin]

This compact was extended last week by the Trump administration to nine universities and essentially is saying we want to hold you to standards that we consider important around admissions, hiring, student life in exchange for preferential access to federal funds.

[Alex Osola]

So MIT has rejected it. Why did they say they did that?

[Doug Belkin]

MIT is really the first mover here and they've rejected it and they've said that if you're going to give grants based on the merit of the science and the research they're trying to do, that really should be the only reason you're giving a grant. These things are extraneous and they're essentially going to get in the way of science.

[Alex Osola]

How does this compact and some of the issues that are coming up in it compare to other deals that the Trump administration has been seeking to strike with universities like Harvard and Columbia?

[Doug Belkin]

At the foundation, the same sticking point exists. Universities take a lot of money from the federal government, especially research universities, but they have almost entirely been allowed to operate as they see fit. And this is the Trump administration saying those days are over. You guys have not governed yourselves successfully and we're going to put standards that you're going to have to listen to if you want to continue to get those federal funds. And the universities say if we lose our independence, we'll be seeding our ability to innovate because we won't be able to follow our academic interest. And that is a big problem for higher education.

[Alex Osola]

So what happens now in terms of these conversations with other universities and for mit?

[Doug Belkin]

The fact that MIT is first out of the gate and rejected it I think is probably a political problem for the Trump White House. And what they do about it is anybody's guess. But they tend to counter punch hard. If the other universities are looking for political cover, then MIT has provided some of that. The other issue is that MIT is an incredibly important institution. They do a lot of defense work for darpa. There's a lot of things happening around MIT that are important to the country, to the administration. So this is a very sensitive and important matter that's just popping up.

[Alex Osola]

That was WSJ reporter Doug Belkin. Thank you, Doug.

[Doug Belkin]

Thank you.

[Alex Osola]

And that's what's news for this week. Tomorrow you can look out for our weekly markets wrap up what's news in markets. Then on Sunday we'll be discussing how Hollywood is reacting to artificial intelligence. From the shifting locations of where films are shot to so called AI actors. We take a look at how Hollywood and the people who work there are keeping up and what the rise of AI means for content creation more broadly. That's in what's New Sunday and we'll be back with our regular show on Monday morning. Today's show is produced by Pierre Bienname and Rodney Davis with supervising producer Jana Herron. Michael Lavall wrote our theme music. Aisha El Musleam is our development producer, Chris Sinsley is our deputy editor. And Falana Patterson is the Wall Street Journal's head of news audio. I'm Alex Osola. Thanks for listening.