The Vote Math: A Majority of Every Outstanding Tesla Share, a $550 Price Tag, and a Ratio Nobody Has Negotiated

The merger talk page documented that this deal is discussed. The process page documented that, as of October 20–22, 2026, it is also a formal process — special committees at both companies, Musk recused, and a SpaceX filing confirming no determination has been made. This page does the third job: the arithmetic. What approval would actually require, what the analysts say it would cost, and what a share exchange would do to control of the combined company. The three numbers that decide the deal — the threshold, the price, the ratio — come from three different kinds of source, and they are labeled differently because they are not the same kind of fact.

Label for the whole page: The threshold is Claim — Musk’s own stated bar. The price and the ratios are Claim — analyst models, attributed to their authors. The companies have published none of them; no exchange ratio has been negotiated.

The bar — a majority of every share, not of votes cast

Musk himself named the approval standard: a merger requires a majority of all outstanding Tesla shares — not a majority of the shares that happen to be voted.

The difference is the whole story. Under a votes-cast standard, an unreturned ballot is neutral. Under Musk’s stated standard, every uncast retail and broker ballot effectively counts as a no — the yes side must produce affirmative votes from more than half of every share in existence. That converts Tesla’s famously dispersed retail shareholder base from an audience into the deciding bloc, and it converts turnout machinery — the retail-voting framework Tesla has been building, recorded in the fine print of the Dec 3 proxy — from a governance nicety into deal infrastructure.

Nothing in Tesla’s December 3 proxy is a merger proposal; the Dec 3 ballot is three items and none of them is this deal, as the site’s proxy page records. A merger vote would be its own meeting, its own proxy, and this threshold.

Label: Claim — the threshold as stated by Musk, reported by Reuters (Oct 21) and the Reuters reaction roundup (Oct 20).

The price — what approval is said to cost

Analysts are pricing a vote that has not been called:

• Dan Ives puts the level Tesla shares would need to reach at roughly $550 for a deal to win approval.
• Gene Munster gives the merger 95% odds within two years.

Both figures are arguments, not measurements. Ives’ number is a claim about what Tesla shareholders must be offered, in value, to vote their company into SpaceX. Munster’s is a claim about time. Neither comes from either company, and no one at Tesla or SpaceX has published a price, a premium, or a range. They are printed here because they are the numbers the market is trading on — with their authors’ names attached, which is where numbers like these belong.

Label: Claim — Ives and Munster, as reported in Reuters’ October 21 coverage and reaction roundup.

The ratio — the control arithmetic

An all-stock combination is set by an exchange ratio: how many shares of the combined company each side’s holders receive. No ratio has been negotiated. The ratios in circulation are models, and what they are really modeling is control:

• Barclays’ illustrative 0.7 ratio would leave Musk with roughly 58% of the combined company’s voting rights.
• Bill Birmingham (REX Financial) puts the resulting figure at roughly 57%.
• Ryan Zurrer argues that roughly 0.6 is the control-preserving ratio — the level at which Musk’s grip on the combined company is maintained by construction rather than by margin.

Read the cluster for what it is: every published ratio lands Musk somewhere in the high fifties of combined voting power, and the disagreement among the modelers is about single percentage points. The fight these numbers predict is not over whether Musk controls the combined company — it is over the premium Tesla’s holders extract for agreeing, which is why Ives’ $550 and Barclays’ 0.7 are the same argument in different units.

Label: Claim — Barclays, Birmingham and Zurrer as reported by Reuters (Oct 21) and ReadUs247 (Oct 22). Confirmed: no ratio has been negotiated; the companies have published none.

The baseline the ratios start from — printed both ways

The models begin from Musk’s current SpaceX voting power, and the record does not agree on that number:

• 85% — Reuters, October 21.
• ~82% — Inc, October 22.
• 85.1% in the May S-1, 82.4% in the final prospectus — ReadUs247, October 22, from the filings.

The filings-based pair (85.1% / 82.4%) is the most sourced version, and it still spans nearly three points depending on which document is read. This page settles none of it. A model built on an unsettled baseline inherits the spread — one more reason the ratios above are printed as claims with authors, not as the deal’s terms.

The other baseline figure in circulation is the size of the prize: Reuters values the potential combination at roughly $3.5 trillion. That is a reported valuation of a company that does not exist, and it is labeled accordingly wherever this site uses it.

Label: Reported — Reuters for the $3.5 trillion combined valuation (Oct 21–22); the voting-power figures as attributed above.

What would turn this arithmetic into terms

Three documents, none of which exists yet: a special-committee determination (SpaceX’s October 22 filing confirms there is none), a negotiated exchange ratio announced by the companies, and a merger proxy putting the question to Tesla shareholders under the majority-of-outstanding-shares standard Musk described. Until the first of those appears, every number on this page is a claim about a vote that has not been scheduled — which is exactly what the labels say.