TLDR
- The first Tesla Semi truck rolled off the high-volume production line on Wednesday
- Tesla is targeting 50,000 Semi units per year; total U.S./Europe market is around 500,000
- The Semi’s electric drivetrain could cut fuel costs by 40–70% vs diesel, boosted by oil near $116/barrel
- TSLA was up just 0.2% in premarket at $373.48 — investors remain focused on AI and robo-taxis
- Tesla stock is down 17% in 2026 but up 28% over the past 12 months
Tesla hit a production milestone Wednesday, but Wall Street barely flinched.
The first Tesla Semi truck rolled off the company’s high-volume production line. It’s a moment years in the making — Tesla first unveiled the Semi back in 2017.
Tesla Semi mass production has officially begun!
Long Range (longer version):
• Range: ~500 miles
• 4680 cells
• Fully electric steering assist (vs hydraulic before)
• Uses beefed up Cybertruck actuators
• 48 volt architecture
• Powertrain: 3 independent motors on rear… https://t.co/a84KrrE63U pic.twitter.com/wcVyCD9sUR— Sawyer Merritt (@SawyerMerritt) April 29, 2026
The stock moved just 0.2% higher in premarket trading, reaching $373.48. That pretty much says it all about where investor attention is right now.
Tesla confirmed the news in a post on X, simply stating: “First Semi off high volume line.” Short and to the point.
The Semi is a fully electric truck built for long-haul freight. Its long-range model covers up to 500 miles on a single charge, though that range does depend on available charging infrastructure along the route.
Pricing is expected to come in around $290,000 — more expensive than a traditional diesel truck, but not wildly out of range when you factor in running costs.
Fuel Savings Get a Boost From Rising Oil
That’s where the math starts to work in Tesla’s favor. A typical diesel trucker might spend $100,000 a year on fuel. Switching to electric could cut that by 40% to 70%, depending on local electricity prices.
With crude oil sitting near $116 per barrel — up from around $70 before conflict in Iran began — those savings look even better. Diesel is getting more expensive fast.
Bernstein analyst Harry Martin noted that higher oil prices “dramatically improves relative total cost of ownership and may drive incremental demand,” though he flagged the usual caveats: charging infrastructure and local electricity prices still matter.
Tesla’s ramp-up target is 50,000 Semi units per year. For context, the combined U.S. and European semi-truck market sells around 500,000 units annually, so there’s room to grow — if the infrastructure keeps pace.
Production is split between states: the Cybercab is being built in Texas, while Semi production is based in Nevada.
Investors Still Watching Robo-Taxis and Robots
Despite the production milestone, the stock’s muted reaction tells a clear story. Tesla is an AI and autonomy story now, and the Semi isn’t moving the needle on that front.
What investors want is robo-taxi updates and Optimus robot progress. Tesla launched its robo-taxi service in Austin in June and has since expanded to Dallas, Houston, and is testing in San Francisco.
Humanoid robot production on the assembly line is expected to begin this summer. That announcement, when it comes, will likely move the stock far more than a Semi tweet.
Tesla has planned to more than double capital spending this year to over $20 billion. That covers factories for Semi trucks, Cybercab autonomous vehicles, Optimus robots, and battery production.
Coming into Thursday, TSLA is down 17% in 2026 and has dropped around 7% since the Iran conflict began — lagging the S&P 500 by about 11 percentage points over that stretch.
Despite rising gas prices making EVs more attractive to everyday car buyers, Tesla stock hasn’t seen the lift that might be expected.
Over the past 12 months, TSLA is still up 28%.
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