Rubbish Check
CNBC Top News · 21 July 2026
source“Bets against SpaceX grow to 32% of float as Elon Musk warns short sellers won’t survive”
R2/ 10
Lightly altered
Rubbish Rating — 1 = base fact, 10 = pure rubbish
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In short
Rubbish Talk rates CNBC's claim that SpaceX short interest has hit 32% of float a 2/10 because the S3 Partners figures and Musk's quote are accurate, with only a minor amplification of Musk's actual wording in the headline's "won't survive."
The Verdict
Lightly altered. The core numbers check out against S3 Partners data cited consistently across three separate CNBC stories over the past month, and Musk is quoted directly. The one iteration of spin is compressing Musk's actual words, that short-sellers face a "very low" survival probability, into the more absolute "won't survive," a small but real amplification.
What actually happened
Short interest in SpaceX shares climbed to roughly 32% of the company's public float ahead of its first earnings report as a public company on Aug. 4 and looming lock-up expirations. Musk responded on X predicting short sellers would ultimately lose money betting against the firm. The article also notes shares rose about 3% the same day, snapping a seven-session losing streak.
Key facts
- Short interest: about 206 million SpaceX shares are now sold short, representing roughly 32% of the company's publicly tradable float and about $25 billion in notional bearish bets, according to estimates from S3 Partners
- One week prior: that's up from about 185 million shares, or 29% of the float, just last week, a figure independently confirmed in CNBC's own July 16 story, which reported about 185 million SpaceX shares are now sold short, representing roughly 29% of the company's publicly tradable float, according to S3
- One month prior: an estimated 40 million shares, or roughly 5% to 7% of the float, about a month ago, matching a June 23 CNBC report of about 40 million SpaceX shares are sold short, roughly 5% to 7% of the shares that are publicly available to trade, according to an estimate by S3 Partners
- Musk's actual words, quoted in full: "The survival probability of firms who maintain a significant short position in SpaceX over time is very low", the headline's "won't survive" is a compression of this, not an invention.
- Context largely absent from the headline: shares rose about 3% the day of the report after Macquarie reiterated an outperform rating, snapping a seven-session losing streak, and the stock remains below its $135 IPO price.
What to watch for
Watch whether short interest keeps climbing into the Aug. 4 earnings print, the actual near-term test of Musk's prediction. Lock-up expirations could flood the float with new shares, changing the denominator behind that 32% figure regardless of what earnings show.
About this scoreThe R-Score is Rubbish Talk's editorial opinion on how far a headline's framing sits from what the underlying facts support. It is a judgement about presentation and emphasis, not an allegation that any outlet has acted dishonestly. Every figure we rely on is linked under Receipts so you can check it yourself.
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