SpaceX IPO first reveals 18,712 BTC: Why did Musk make SpaceX and Tesla follow two different Bitcoin paths?

June 12, 2026, the capital markets will witness the largest initial public offering in human history. SpaceX plans to list on NASDAQ under the ticker SPCX, with a target valuation of up to $1.75 trillion to $2 trillion, raising approximately $75 billion. However, beyond the grand narratives of rockets, Starlink, and space AI, a detail hidden in an S-1 registration statement has drawn little attention: this upcoming aerospace giant, also a Bitcoin whale.

Initial disclosed data shows that as of March 31, 2026, SpaceX holds 18,712 Bitcoins, with a total cost basis of about $661 million, and an average purchase price of approximately $35,324 per BTC. At the current market price of about $77,000, this holding’s market value is roughly $1.44 billion, with an unrealized paper gain of about $789 million.

This figure not only rewrites the ranking of corporate Bitcoin holdings but also, in the contrast between “Tesla’s divestment” and “SpaceX’s silent holding,” reveals a thought-provoking narrative thread — two core companies under the same ultimate controlling person, taking completely opposite paths in their crypto asset strategies.

The S-1 Unveils a Seven-Year Digital Veil

On May 20, 2026, SpaceX officially filed an S-1 registration statement with the U.S. Securities and Exchange Commission (SEC), revealing for the first time details of its Bitcoin holdings. This is the first official document confirming its crypto asset allocation since SpaceX began purchasing Bitcoin in 2021.

Key data disclosed in the S-1 includes:

• Holdings: 18,712 BTC (as of March 31, 2026)
• Total cost basis: approximately $661 million
• Average purchase price: about $35,324 per BTC
• Current market value: approximately $1.44 billion (at about $77,000 per BTC)
• Unrealized paper gains: about $789 million

Notably, the 18,712 BTC reported in the S-1 differs from the data tracked by on-chain analysis platform Arkham Intelligence. Arkham’s data shows that SpaceX’s BTC held in Coinbase Prime custody accounts is about 8,285 BTC, estimated at roughly $637 million based on May 18 prices. This discrepancy may stem from SpaceX holding assets across different custodians; Arkham only tracks some identifiable on-chain addresses.

From Hidden Hoarding to Forced Disclosure

As a private company, SpaceX has never been required to publicly disclose its crypto holdings over the past seven years. This opacity has led the market to rely on on-chain data and sporadic reports to estimate its BTC position.

In fact, SpaceX’s Bitcoin holdings have been partially known since 2021 through on-chain data, but lacked official confirmation. It was only with the IPO process and SEC disclosure requirements that these figures came to light.

The following timeline sketches this long-hidden layout:

| Timeline | Event | | --- | --- | | 2021 | SpaceX begins buying Bitcoin, accumulating about 25,724 BTC alongside Tesla’s $1.5 billion purchase | | End of 2024 to present | BTC holdings remain unchanged at 18,712 BTC (including holdings across different custodians) | | February 2026 | SpaceX completes acquisition of Elon Musk’s AI company xAI | | April 1, 2026 | Submits confidential draft registration to SEC | | May 20, 2026 | Officially files S-1 registration, disclosing 18,712 BTC holdings | | Week of June 8, 2026 | Investor roadshow begins | | June 12, 2026 | Planned NASDAQ listing under ticker SPCX |

Sources: S-1 registration, public reports

How Large Is SpaceX’s BTC Position?

To understand the market significance of SpaceX’s Bitcoin holdings, it’s necessary to compare it across multiple reference frames.

Elon Musk’s Empire’s Two Paths — SpaceX vs. Tesla

The two core companies controlled by Musk have taken sharply different approaches to Bitcoin, offering a valuable reference for understanding their crypto asset management implications.

Tesla bought about 43,200 BTC in February 2021, investing roughly $1.5 billion. In March 2021, Tesla sold about 4,320 BTC (~10%) to test liquidity. In Q2 2022, during Bitcoin’s bear market, Tesla reduced holdings to 9,720 BTC. By January 2025, Tesla slightly increased holdings to 11,509 BTC, with no further changes since.

As of Q1 2026, Tesla continues to hold 11,509 BTC, recording a $173 million after-tax impairment loss in its quarterly report, mainly due to BTC’s price dropping from about $90,000 at the start of the year to around $68,000 at quarter-end.

In stark contrast, SpaceX’s core holding has remained stable throughout.

Comparison of Bitcoin Strategies — Tesla vs. SpaceX (as of May 2026)

| Metric | Tesla | SpaceX | | --- | --- | --- | | Initial Purchase | Feb 2021, 43,200 BTC | 2021, about 25,724 BTC | | Current Holdings | 11,509 BTC | 18,712 BTC | | Average Cost | approx. $33,536 (based on current cost basis of $386 million / 11,509 BTC) | approx. $35,324 | | Market Value (at ~$77,000/BTC) | approx. $887 million | approx. $1.44 billion | | Strategy Character | Multiple divestments, liquidity-focused | Long-term hold, strategic orientation | | 2022 Bear Market Action | Reduced by about 75% | Maintained core holdings |

Global Corporate Bitcoin Holdings Ranking

Placing SpaceX within the global list of publicly listed companies’ BTC holdings reveals an interesting position.

Global Corporate BTC Holdings (as of May 2026)

| Rank | Company | BTC Holdings | Market Value (at $77,000/BTC) | | --- | --- | --- | --- | | 1 | MicroStrategy (now Strategy) | 843,738 BTC | approx. $64.97 billion | | 2 | XXI (Twenty One Capital) | 43,514 BTC | approx. $3.35 billion | | 3 | Metaplanet | 40,177 BTC | approx. $3.09 billion | | 4 | MARA Holdings | 38,689 BTC | approx. $2.98 billion | | 5 | Bitcoin Standard Treasury | 30,021 BTC | approx. $2.31 billion | | 6 | SpaceX | 18,712 BTC | approx. $1.44 billion | | 7 | Tesla | 11,509 BTC | approx. $886 million |

Sources: Bitwise Q1 2026 corporate BTC adoption report, company filings, S-1

As of Q1 2026, 187 listed companies hold about 1.15 million BTC, representing 5.47% of total Bitcoin supply. In that quarter alone, listed companies net added 50,351 BTC.

SpaceX’s 18,712 BTC positions it among the top corporate holders. However, compared to the leader — Strategy (MicroStrategy), which held 843,738 BTC as of May 24, 2026, with a market value of about $64.45 billion and an average cost of roughly $75,701 — SpaceX’s scale remains modest.

IPO Valuation vs. Total Crypto Market Cap

SpaceX’s target valuation of $1.75 trillion offers another perspective for its BTC holdings. This valuation is roughly 65% of the total global crypto market cap (~$2.7 trillion). In this context, the $17.5k BTC position is a tiny “light position” within SpaceX’s overall assets.

But “light” doesn’t mean “insignificant.” The paper gains of about $789 million on this position translate into an approximately 119% return, far exceeding many traditional asset classes’ performance over the same period.

Verification of the $789 million unrealized gain calculation:

• Holdings: 18,712 BTC
• Average cost: ~$35,324/BTC
• Current price (per Gate.io data on May 25, 2026): ~$77,264/BTC
• Total cost: 18,712 × 35,324 ≈ $661 million
• Current market value: 18,712 × 77,264 ≈ $20k
• Unrealized gain: ~$785 million

This aligns closely with the $789 million figure disclosed in the S-1, with minor differences due to market price variations.

What Is the Market Debating?

Regarding SpaceX’s Bitcoin holdings, market opinions generally fall into three camps.

Bullish — “BTC as Strategic Reserve Signal”

Proponents see SpaceX’s long-term holding as a clear signal: in Musk’s business universe, BTC isn’t a speculative tool but a strategic reserve asset. Even with a net loss of nearly $4.9 billion in 2025, SpaceX did not sell BTC to smooth earnings.

Supporting logic includes: post-IPO, SpaceX will report its BTC exposure under FASB fair value accounting, potentially attracting mainstream investors’ attention to crypto allocations.

Bearish — “$789 million unrealized gains are trivial at this valuation”

Some observers argue that the $1.44 billion market cap of BTC within SpaceX’s valuation is only about 0.08%, negligible at a $1.75 trillion valuation. Even a 50% BTC price drop would hardly impact SpaceX’s overall financials.

Moreover, under FASB’s new rules, BTC’s price fluctuations will directly affect quarterly earnings. A rocket and satellite-focused company experiencing significant quarterly profit swings due to crypto price volatility could raise concerns among traditional investors.

Neutral — “This is a bonus for IPO disclosures but not a core focus”

A third view suggests that the market shouldn’t overinterpret SpaceX’s BTC holdings. In the IPO context, the $1.44 billion crypto asset disclosure is more of a “highlight” to enhance the prospectus than a valuation driver. Investors should focus on Starlink’s user growth, Starship’s commercialization timeline, and SpaceX’s revenue dependence on Starlink — which contributed about $11.39 billion, or 61% of total revenue, in 2025.

Which Claims Are Worth Scrutinizing?

On social media, some claims about SpaceX’s BTC holdings merit closer examination.

“SpaceX is the fourth-largest corporate Bitcoin holder”

This is common but requires distinction: “private company” vs. “public company.”

Arkham Intelligence’s on-chain data ranks SpaceX as holding about 8,285 BTC, the fourth-largest among known private enterprise holders, behind Block.one, Tether Holdings, and Stone Ridge Holdings Group.

However, based on the S-1 disclosures, SpaceX’s actual holdings are 18,712 BTC, which would place it sixth among all disclosed public companies.

Truth behind the claim: Fourth among private companies (on-chain data), but sixth among public companies (S-1 data).

“Elon Musk’s SpaceX has been secretly increasing BTC holdings”

This is inaccurate. Arkham’s on-chain data shows that SpaceX’s Coinbase Prime custody account has not changed since June 2022. The S-1 also confirms no change since late 2024.

In fact, SpaceX has not been “secretly increasing” — it has been quietly holding for years, never publicly disclosing its position.

“SpaceX holds 25,724 BTC”

This confuses initial purchase volume with current holdings. The S-1 states that SpaceX bought about 25,724 BTC initially in 2021, but has since reduced holdings to 18,712 BTC. Equating initial purchase with current holdings is inaccurate.

Industry Impact: How Will SPCX Listing Reshape Corporate Bitcoin Landscape?

Structural reshaping of corporate BTC holdings

SpaceX’s IPO marks a new trillion-dollar milestone in global listed company BTC holdings. As of Q1 2026, 187 listed companies hold about 1.15 million BTC, representing 5.47% of total supply. In that quarter alone, they net added 50,351 BTC.

Its entry into the public markets will further boost institutional confidence in BTC and set a new benchmark for existing holders.

The “Mandatory Transparency” Effect Under FASB Rules

FASB’s ASU 2023-08 fair value accounting standard, effective from fiscal year 2024, requires listed companies to report crypto holdings quarterly at fair value. SpaceX’s disclosure will make it among the first trillion-dollar companies to comply under the new rules.

This sets a precedent: any public company holding BTC will face similar disclosure requirements — crypto assets will no longer be “invisible intangible assets” on the balance sheet but a data point scrutinized each quarter.

A New Narrative for Institutional Capital

From a macro perspective, SpaceX’s IPO symbolizes a broader acceptance of crypto. A global tech giant controlled by the world’s richest person, with a trillion-dollar valuation, openly confirming and transparently disclosing its Bitcoin holdings — this signals to traditional finance, pension funds, and sovereign wealth funds that the door is open for institutional entry.

Conclusion

The disclosure of SpaceX’s 18,712 BTC in its IPO is a noteworthy event warranting close scrutiny. Positioned in the corporate Bitcoin ranking, its scale is among the top globally; within the $1.75 trillion valuation, the $144 million position is a small edge.

What truly matters is that, post-IPO, SpaceX’s quarterly BTC disclosures will become a transparent mirror reflecting institutional attitudes toward crypto. This mirror will no longer be passive on-chain speculation but a verifiable, SEC-regulated financial statement.

For companies still considering crypto allocations, SpaceX’s example provides a loud and clear reference. Whether this reference is seen as “smart positioning” or “a negligible experiment” will unfold over the coming quarters’ financial disclosures.

Meanwhile, Elon Musk’s empire’s other company — Tesla — with its 11,509 BTC holdings, quietly tells a different story about liquidity and conviction. Two paths, one narrative, one ultimate controller. This itself is one of the most intriguing contrasts in corporate crypto asset management history.