Called 28 Sept 2026 · settles 31 Dec 2027 (448 days to go)
OpenTesla and SpaceX merge in 2027
Jev's odds
26%chance it comes true
Up 2 points since the first reading on 29 Sept 2026.
Every reading
| Date | Odds | Evidence |
|---|---|---|
| 9 Oct 2026 | 26% | 30 |
| 8 Oct 2026 | 26% | 30 |
| 7 Oct 2026 | 26% | 30 |
| 6 Oct 2026 | 25% | 30 |
| 5 Oct 2026 | 27% | 28 |
| 4 Oct 2026 | 27% | 28 |
| 3 Oct 2026 | 26% | 28 |
| 2 Oct 2026 | 28% | 27 |
| 1 Oct 2026 | 27% | 27 |
| 30 Sept 2026 | 28% | 27 |
| 29 Sept 2026 | 24% | 11 |
How it's read
- 129 Sept 2026 · First reading. Adds public news: once a week an AI with web search gathers dated developments on the call, Jev keeps the ones that bear on it, and reads them with the evidence on this site. (jev-1.13.0)
- 230 Sept 2026 · New method. Adds a research brief from Claude Opus 5.5 with web search (weekly, twice weekly in the last 100 days): key numbers and financials, outside odds from prediction markets and analysts, dates coming up, the base rate, and the strongest case each way. Jev reads it with the news and the evidence on this site. (jev-1.13.0)
The odds move when the evidence does, and also when what Jev is given or Jev itself changes, so each change is marked. A model's reading, not a forecast; it can be wrong.
Research brief
From outside this site, by Claude Opus 5.5 with web search on 6 Oct 2026. Jev reads it every day.
The case for
Musk has repeatedly declined to rule out a merger, in July and again in mid-September. The two companies already share Terafab, Tesla owns SpaceX stock, and SpaceX buys from Tesla. Musk's 85% voting control of SpaceX, against about 20% of Tesla, gives him a strong reason to bring Tesla under SpaceX's super-voting structure. Prominent analysts such as Ives (over 80% by end-2027) and Munster (90% within two years) expect it, and SpaceX already showed with xAI that it can do this kind of deal.
The case against
As of October 5, 2026 there is no agreement, valuation or exchange ratio. Musk sits on both sides, so any deal needs independent committees and approval from Tesla's other shareholders. Tesla's weak operating profit and SpaceX's $18B-a-quarter capex make agreeing a price contentious and open to lawsuits. Oppenheimer argues that keeping two public stocks gives Musk more ways to raise capital, and a deal announced late in 2027 might not close until 2028.
Outside odds
- Dan Ives (Wedbush / Ives & Co.): Estimates there is more than an 80% probability that Tesla and SpaceX will merge by the end of 2027. No deal structure or shareholder vote timeline was provided.BigGo Finance, 23 Sept 2026
- Oppenheimer: Acknowledged that a combination remains "plausible," but does not expect a near-term merger, arguing that "having two public currencies supports that strategy most effectively."Stocktwits (via Investing.com), 11 June 2026
- Jim Cramer (CNBC): On September 28, Jim Cramer said "there is nothing stopping" Musk from merging the two.24/7 Wall St., 28 Sept 2026
Key numbers
- Tesla market cap
- With the October 2, 2026 close of $370.59, the market capitalization is approximately $1.46 trillion.
- TradingKey · 2 Oct 2026
- Musk's control of each company
- Musk holds roughly 20% of Tesla but controls 85% of SpaceX's voting power.
- Electrek · 22 July 2026
- Tesla's existing SpaceX stake
- 18,990,195 shares of SpaceX Class A common stock — less than 1% ownership
- Electrek · 22 July 2026
- Tesla Q2 2026 profit quality
- Of Tesla's $1.1 billion in GAAP net income this quarter, roughly $750 million came from a mark-to-market gain on its Spa
- Electrek · 22 July 2026
- SpaceX Q2 2026 capital expenditure
- $18.369 billion of quarterly capital expenditure, including $15.828 billion in AI
- INDmoney (citing SpaceX Q2 release) · 16 Sept 2026
Coming up
- Tesla Q3 2026 earnings and Q&A call, the next chance for Musk or the board to address a combination
- Tesla Q4 2026 earnings (date inferred, not confirmed)
- Approximate end of SpaceX's 366-day IPO lock-up for Musk and insiders
- Tesla Q3 2027 earnings (date inferred), roughly the last scheduled call before the deadline
Base rate. Musk has merged his own companies several times: Tesla bought SolarCity in 2016, xAI absorbed X in 2025, and SpaceX absorbed xAI in February 2026. But SolarCity was the only one involving a public company, and it took about five months from announcement to close. A deal between two public companies worth more than $1 trillion each would have no precedent. Related-party deals of that kind usually need independent committees, a vote by shareholders other than Musk and regulatory review, which ofte
Written by an AI model from what it found on the web; every figure links to its source. It can be wrong or out of date. Not financial advice.
In the news
Public developments that bear on this call, found with the research brief and kept by Jev, which also says which way each points.
5 Oct 2026 · 24/7 Wall St. Points against it
No merger has been announced, so any business combination is speculation at this point. The next things to watch are Tesla's Q3 report later this month and any potential hint of a deal from Musk or Tesla's board. Source
1 Oct 2026 · TradingKey / CoinGape Points toward it
Tesla reported third-quarter 2026 vehicle deliveries of 486,532, beating forecasts, and SpaceX stock jumped on the news, which one outlet linked to merger expectations: SpaceX stock price soared to $158 on October 2. Source
28 Sept 2026 · The Motley Fool
Elon Musk, when asked about a Tesla-SpaceX merger at the All-In Summit, gave a non-committal answer about 'close collaboration' between the two companies, leaving shareholders still uncertain about a deal. Source
22 Sept 2026 · Benzinga Points toward it
Morgan Stanley said SpaceX and Tesla are building more shared infrastructure and technology as they push into "physical AI," and that this could lead to a merger. Source
22 Sept 2026 · Benzinga Points toward it
Wedbush/Yorkville analyst Dan Ives said there is an 80% chance Tesla and SpaceX will merge by late 2027 to build what he calls the 'golden goose' of physical AI. Source
16 Sept 2026 · INDmoney Points toward it
As of 16 September 2026, no definitive Tesla-SpaceX merger agreement, deal value, share-exchange ratio or completion date had been identified. Source
15 Sept 2026 · Benzinga Points toward it
At the All-In Summit, Musk was asked why the two companies are still separate. He called it a "Great question" and said, "With all this collaboration on so many levels, imagine what action one might take when there's so much close collaboration in so many areas." Source
30 July 2026 · Reuters via Investing.com / Yahoo Finance Points toward it
The Wall Street Journal reported that Tesla executives had been told to prepare for a separation of the China business ahead of a possible SpaceX merger. Musk denied it on X as "absurdly fake news." Source
22 July 2026 · 24/7 Wall St. / Electrek Points against it
On Tesla's Q2 call, Musk said, "Obviously, we can't talk about combining companies," and added that "it's got to be done with the appropriate process." Source
22 July 2026 · Reuters (via U.S. News) Points toward it
On Tesla's Q2 2026 earnings call, Elon Musk did not rule out a Tesla-SpaceX merger, citing growing overlap between the companies through projects like Terafab. Source
12 June 2026 · Fortune Points toward it
On the day of SpaceX's IPO, SpaceX president Gwynne Shotwell said a merger with Tesla 'might make Elon's life a little easier' and cited synergies between the two companies. Source
2 Feb 2026 · Not a Tesla App / Reuters Points against it
SpaceX merged with xAI in an all-stock deal, and Tesla's previous $2 billion investment in xAI was converted directly into SpaceX shares. This came after January reports that SpaceX was considering a potential merger with Tesla as well as an alternative combination with xAI. Source
Timeline
28 Sept 2026 · The call
Tesla and SpaceX merge in 2027
31 Dec 2027 · Settles
I'll mark it right or wrong once it's settled.
Posts are tied to this call automatically by an AI model (Jev) and can be wrong. Not financial advice.
