Ah, the stock market. A fickle beast, swayed by everything from interest rate whispers to geopolitical tremors. But in the current era, few forces wield such a chaotic, yet oddly predictable, influence as the pronouncements from one Donald J. Trump. His latest musings, delivered with characteristic subtlety via Truth Social, have once again sent economists scrambling for their calculators and investors reaching for their antacids. The market, ever the stoic observer, continues its dance, sometimes in spite of, and sometimes because of, the former President’s unique brand of economic statecraft.
The Great Tariff Tango: China, NATO, and the Art of the Deal (or No Deal)
Fresh off the digital presses of Truth Social, Mr. Trump recently proposed a truly modest tariff hike: a mere 50% to 100% on Chinese goods. Because, as everyone knows, nothing says “stable global trade” like a potential doubling of import taxes. This bold declaration was, of course, coupled with an urgent plea for NATO nations to cease their purchases of Russian oil, a move designed, presumably, to end the war in Ukraine swiftly by making everyone else pay for it. [21 (original alert), 9]
China, ever the diplomat, responded with a succinct, if slightly ominous, observation: “We Don’t Take Part In Wars.” [22 (original alert)] One might infer from this that Beijing is less than thrilled about being leveraged into a geopolitical chess match via punitive tariffs. Economists, bless their earnest hearts, are already pointing fingers at Trump’s policies for nudging the U.S. closer to the dreaded specter of stagflation, noting that these tariffs are having a “noticeable impact as companies pass tariff costs on to consumers.” [7 (original alert)]
This isn’t exactly new territory. Back in April 2025, a similar “Liberation Day” declaration of universal tariffs initially triggered a “stock market crash,” only for markets to rally after a 90-day pause was announced for most nations. China, however, saw its tariffs surge to a staggering 125% to 145% in that period, prompting Beijing to retaliate with 84% tariffs on U.S. goods. Wall Street, with its penchant for pithy acronyms, even coined “TACO” – “Trump Always Chickens Out” – to describe the market’s predictable bounce back after an initial tariff tantrum.
Auto Industry: A Perennial Punching Bag
The automotive sector, a darling of global supply chains, continues to bear the brunt of this policy turbulence. Reports indicate “splits” within the industry over Trump’s policy shakeup, with “tariff bills beginning to pile up even for North American goods.” [5 (original alert)] It seems the grand vision of reshoring comes with a hefty price tag, and car manufacturers are dutifully footing the bill.
Consider General Motors, for instance. The automotive giant reportedly absorbed a cool $1.1 billion in tariff-related expenses in just the second quarter of 2025, with annual costs projected to hit a staggering $4 billion to $5 billion. These aren’t abstract numbers; they translate directly into higher prices for consumers, with vehicle costs expected to jump by 4% to 8% by year-end 2025. A study by the Center for Automotive Research painted an even grimmer picture, suggesting Trump’s 25% auto tariffs could cost U.S. carmakers a whopping $108 billion in 2025, with Ford Motor, General Motors, and Stellantis collectively facing $42 billion in increased expenses.
It’s almost as if disrupting intricate global supply chains has consequences. Who knew? Nobel laureate Paul Krugman, for one, who sagely observed that tariff “chaos” and the sheer unpredictability of future rates create “havoc with business.” He pointed out that many tariffs are “actually being levied on inputs into US manufacturing,” effectively raising costs for American businesses. The Yale Budget Project estimates that these tariffs will add approximately $2,800 to the average household’s annual costs, and a rather eye-watering $4,000 to $5,000 to the price of a new car.
Market’s Muted Reaction: A Nod to Nerves or Normalcy?
Despite the latest tariff threats, the broader market’s reaction on Friday, September 13, 2025, was, dare we say, somewhat subdued. The S&P 500 barely registered, slipping a mere 3.18 points to 6,584.29, a fractional dip of less than 0.1% from its all-time high. The Dow Jones Industrial Average saw a slightly more pronounced, yet hardly catastrophic, fall of 273.78 points, or 0.6%, closing at 45,834.22. Meanwhile, the tech-heavy Nasdaq Composite, ever the contrarian, actually rose 98.03 points, or 0.4%, setting a new record at 22,141.10.
This mixed bag of market movements came at the tail end of Wall Street’s best week in five, with stocks generally hovering near record levels, largely fueled by expectations of an imminent Federal Reserve interest rate cut. Tech giants like Microsoft (+2%), Tesla (+7%), and Apple (+1.5%) enjoyed gains on Thursday, September 12, while Amazon (-1%) lagged slightly. However, the furniture retailer RH saw its stock fall 4.6% on Friday, directly attributing the decline in its revenue forecast to “the polarizing impact of tariff uncertainty and the worst housing market in almost 50 years.” It seems some sectors are more sensitive to the tariff tango than others.
Analyst Nicholas Colas of DataTrek noted that the S&P 500 was trading at 22.7 times forward earnings as of Thursday’s close, a valuation high enough to make investors “uneasy, particularly as President Trump’s tariffs threaten some companies’ profit margins.” It’s a delicate balance, this market, perpetually teetering between the promise of easy money and the threat of arbitrary trade wars.
Truth Social’s Truths and Troubles
Amidst all this, Mr. Trump’s own media venture, Truth Social, operating under the ticker DJT (formerly DWAC), continues its own peculiar journey. After its merger with Digital World Acquisition Corp. in March 2024, the stock has seen its share of volatility. On Friday, September 13, 2025, DJT closed at $16.99, up a modest 0.41% from its previous close. However, its intraday trading saw a high of $17.05 and a low of $16.69. Forecasts for September 2025 predict a potential fall to $13.80, suggesting a “negative market outlook” for the platform. This comes despite the stock’s initial “soaring” debut on Nasdaq in March 2024, powered largely by supporters looking to invest in the former president’s business, even as the platform reported a $49 million loss the previous year.
The ongoing saga of Trump’s market impact is a masterclass in contradiction. On one hand, his pronouncements inject a level of uncertainty that would send most rational markets into a tailspin. On the other, the market, like a seasoned gambler, seems to have developed a perverse tolerance, even an expectation, for the dramatic. The average effective U.S. tariff rate, for instance, surged from 2.5% in January 2025 to an estimated 27% by April, settling at 17.4% by September – the highest in over a century. Yet, the indices often find a way to shrug it off, at least until the next tweet or Truth Social post drops.
So, as the market closes out another week, one can only marvel at the sheer resilience of capital in the face of, shall we say, *unconventional* policy. It seems that for every threat of a trade war, there’s an underlying belief that, eventually, someone will “chicken out,” or a Fed rate cut will smooth things over. Or perhaps, just perhaps, the market has simply learned to price in the chaos, treating it as just another variable in the grand, unpredictable equation of global finance. Either way, it’s never a dull moment when the former President decides to weigh in on the economy, leaving investors to wonder if they’re riding a bull, a bear, or just a very confused donkey.
DISCLAIMER: We read Trump’s posts so you don’t have to. This is comedy meets market data, not financial advice. Not political advice either – we just like charts and chaos.
Elana Harper is a seasoned financial editor and market analyst with over a decade of experience covering global equities, economic trends, and corporate earnings. Known for her sharp insights, Elana specializes in making complex financial topics accessible to a broad audience. She now serves as the Senior Financial Editor at Stock Market Watch, where she oversees daily market coverage and political commentary.