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WEBTHREEPEDIA RESEARCH

[DEEP DIVE] Corporate Bitcoin Treasuries Are Eating the Supply

Zephyra|March 17, 2026|BPF
EXECUTIVE SUMMARY

A new class of publicly traded company has emerged whose sole purpose is to accumulate Bitcoin. They do not build products, ship software, or serve customers in any traditional sense. They issue equity, convertible debt, and preferred shares — then use the proceeds to buy Bitcoin and hold it on t...

"Bitcoin treasury companies could soon collectively reach ten times the mined daily supply." — Adam Back, CEO, Blockstream

Executive Summary

A new class of publicly traded company has emerged whose sole purpose is to accumulate Bitcoin. They do not build products, ship software, or serve customers in any traditional sense. They issue equity, convertible debt, and preferred shares — then use the proceeds to buy Bitcoin and hold it on their balance sheets. As of March 2026, at least 164 institutions hold a combined 1.78 million BTC — roughly 8.5% of Bitcoin's total circulating supply — worth approximately $128 billion.

The pace is accelerating. Corporate treasuries added an estimated 62,000 BTC in Q1 2026 alone. Strategy Inc. (formerly MicroStrategy), the category creator, now holds over 761,000 BTC and is targeting 1 million coins by year-end — a goal that would require deploying approximately $523 million per week at current prices. But Strategy is no longer alone. Metaplanet in Tokyo holds 35,102 BTC and is raising $531 million to accelerate. Twenty One Capital, backed by Blockstream's Adam Back, holds 43,514 BTC. GameStop, Trump Media, and even Paris Saint-Germain have joined the treasury arms race. Since the April 2024 halving, only 450 new BTC enter circulation per day. The corporate demand pipeline now dwarfs that supply by an order of magnitude.

This report examines the economics, financing mechanics, and systemic risks of the corporate Bitcoin treasury model — and asks whether this structural supply squeeze is sustainable or whether it represents a new form of leveraged concentration risk that the market has not yet priced.

Table of Contents

  1. The Scale of Corporate Accumulation
  2. Strategy Inc.: The 761,000 BTC Gorilla
  3. The Financing Machine: How Treasuries Fund Themselves
  4. The Global Arms Race: From Tokyo to Paris
  5. The Supply Mathematics
  6. The mNAV Problem: When the Premium Disappears
  7. Systemic Risk: Concentration Meets Correlation
  8. Key Takeaways
  9. Conclusion
  10. Sources & References

The Scale of Corporate Accumulation

The numbers have moved past novelty into systemic significance. According to CoinGecko and BitcoinTreasuries.NET, 164 institutions now hold a combined 1.78 million BTC, representing 8.5% of Bitcoin's 21-million-coin maximum supply. A broader count by other trackers puts the figure at 192 entities holding 3.5 million BTC — though this includes sovereign and ETF holdings alongside corporate treasuries.

The top five corporate holders tell the story of concentration:

| Company | Ticker | BTC Holdings | Approx. Value | |---------|--------|-------------|---------------| | Strategy Inc. | MSTR | 761,068 | ~$58B | | MARA Holdings | MARA | 53,822 | ~$4.1B | | Twenty One Capital | XXI | 43,514 | ~$3.3B | | Metaplanet | 3350.T | 35,102 | ~$2.7B | | Riot Platforms | RIOT | 18,005 | ~$1.4B |

Strategy alone controls more Bitcoin than any single entity other than Satoshi Nakamoto's estimated dormant holdings. Its 761,068 BTC represents approximately 3.6% of Bitcoin's total circulating supply — an extraordinary concentration for a single publicly traded company.

The tail is lengthening rapidly. GameStop's board unanimously approved Bitcoin as a treasury reserve asset. Trump Media holds over 11,500 BTC worth approximately $1 billion after deploying $2 billion through 2025. Paris Saint-Germain, the French football club, became the first major sports organization to adopt a Bitcoin treasury. Last week alone, K33, a Norwegian crypto firm, and several smaller companies disclosed new Bitcoin treasury strategies.

Strategy Inc.: The 761,000 BTC Gorilla

Strategy's ambition defies conventional corporate finance. Executive Chairman Michael Saylor has publicly stated a target of 1 million BTC by year-end 2026 — a goal requiring the acquisition of roughly 261,000 additional coins in approximately 297 remaining days.

The math is staggering. At an average acquisition price of $85,000 per BTC, the company would need to deploy approximately $523 million per week, or $22.2 billion over the remainder of the year. For context, this weekly capital requirement exceeds the total annual revenue of most S&P 500 companies.

Yet recent execution suggests the target is not purely aspirational. In the week ending March 15, Strategy acquired 22,337 BTC for approximately $1.57 billion — its largest single-week purchase of 2026. Year-to-date, the company has added roughly 64,948 BTC, substantially exceeding its historical average of approximately 10,700 BTC per month.

Saylor's conviction is absolute: "If Bitcoin is not going to zero, it's going to a million," he stated in February 2026. The strategy has transformed a legacy enterprise software company into what is effectively a leveraged Bitcoin holding vehicle with a $58 billion single-asset exposure.

The Financing Machine: How Treasuries Fund Themselves

The financial engineering behind corporate Bitcoin accumulation deserves scrutiny. These companies do not generate sufficient operating cash flow to fund their purchases. Instead, they have constructed a multi-layered capital stack specifically designed to convert investor demand for Bitcoin exposure into corporate purchasing power.

Strategy's capital toolkit includes three primary instruments:

  1. Common stock ATM (at-the-market) offerings: Strategy sells shares directly into the market, converting equity dilution into Bitcoin. Approximately $400 million of the most recent weekly purchase came from common share sales.

  2. "Stretch" perpetual preferred shares (STRC): Launched in mid-2025, these securities offer investors an 11.5% annual dividend yield, reset monthly to maintain trading around the $100 par value. Last week, Strategy raised approximately $1.18 billion through STRC sales — the largest issuance since the security's IPO. The high yield attracts income-seeking investors while funneling capital into Bitcoin purchases.

  3. Convertible debt: Strategy has periodically issued convertible notes that give bondholders upside through conversion into common stock while providing the company with non-dilutive (at issuance) capital for Bitcoin acquisitions.

The ecosystem has become self-referential. Strive Inc., a Bitcoin treasury company co-founded by Vivek Ramaswamy, allocated $50 million — over one-third of its corporate treasury — into Strategy's Stretch securities. As Strive CEO Matt Cole explained: "Instead of holding idle cash earning low yields in money market funds, we believe it makes sense to allocate a portion of those reserves to instruments like Stretch." Strive itself holds approximately 13,300 BTC and issues its own preferred shares paying 12.75% dividends.

B. Riley Securities analyst Fedor Shabalin identified the critical dependency: "The entire DAT [Digital Asset Treasury] growth model depends critically on maintaining an equity premium to net asset value."

The Global Arms Race: From Tokyo to Paris

The treasury model has gone global, shattering the narrative that this is a uniquely American phenomenon.

Metaplanet (Tokyo): Japan's first publicly listed Bitcoin treasury company holds 35,102 BTC and is executing a $531 million capital raise to accelerate accumulation toward a target of 100,000 BTC by year-end 2026 and 210,000 BTC by 2027. Notably, Vanguard increased its Metaplanet holdings by 11% to 15.64 million shares, though this reflects index mechanics rather than a directional bet. Metaplanet currently trades at a market-to-net-asset-value (mNAV) of 1.37x — a premium that enables accretive Bitcoin purchases.

Twenty One Capital (Global): Backed by Blockstream CEO Adam Back, Twenty One emerged through a SPAC merger with Cantor Equity Partners and now holds 43,514 BTC. The company represents the thesis that infrastructure builders — not just speculators — should operate treasury companies.

Paris Saint-Germain (Paris): Through PSG Labs, the Champions League finalist disclosed a Bitcoin treasury holding of approximately 120 BTC, modest in absolute terms but symbolically significant as the first major sports organization to adopt the model. With 550 million fans — 80% under age 34 — PSG is positioning Bitcoin adoption as a lifestyle brand play.

GameStop (New York): The meme stock icon's board unanimously approved Bitcoin as a treasury reserve asset in March 2025, with the company sitting on nearly $4.8 billion in cash reserves. GameStop acknowledged Bitcoin is "a highly volatile asset" and that its strategy "has not been tested and may prove unsuccessful."

The Supply Mathematics

The April 2024 halving reduced Bitcoin's daily issuance from approximately 900 BTC to 450 BTC — roughly 164,250 BTC per year. Corporate treasury purchases in Q1 2026 alone (approximately 62,000 BTC) represent roughly 38% of the entire annual new supply.

Adam Back's assertion that treasury firms could "soon collectively reach ten times the mined daily supply" is not hyperbole. Strategy alone purchased 22,337 BTC in a single week — equivalent to 50 days of mining output. If the company maintains its 1-million-BTC trajectory, it would need to absorb roughly 6,158 BTC weekly — nearly 14 times daily new supply.

Add ETF inflows (cumulative spot Bitcoin ETF inflows exceeded $55 billion by March 2026), sovereign accumulation, and other corporate buyers, and the supply picture becomes structurally constrained. The liquid float — Bitcoin actually available for sale at any given time — is considerably smaller than circulating supply suggests, as long-term holders, lost coins, and now corporate treasuries lock up an increasing share.

The mNAV Problem: When the Premium Disappears

The corporate Bitcoin treasury model functions only when one condition holds: the company's stock must trade at a premium to the net asset value of its Bitcoin holdings. When market-to-NAV (mNAV) exceeds 1.0x, equity issuance is accretive — each share sold buys more Bitcoin per existing share. When mNAV falls below 1.0x, the model breaks.

As of January 2026, this bifurcation is already visible:

  • Marathon Digital: mNAV 1.44x (premium — accretive issuance possible)
  • Metaplanet: mNAV 1.37x (premium — actively issuing)
  • Strategy: mNAV 0.93x (discount — equity issuance destroys value)
  • Semler Scientific: mNAV 0.88x (discount — paused purchases)

Strategy's sub-1.0x mNAV creates a paradox. The company continues to accumulate aggressively through preferred share issuance — but as Michael Lebowitz of RIA Advisors warned: "They're putting a lot of risk on the table if Strategy can't perform." When common equity trades below NAV, the 11.5% preferred dividend becomes an increasingly expensive obligation serviced by an asset that, on a per-share basis, is shrinking.

Semler Scientific's response — pausing purchases rather than issuing dilutive equity — may prove to be the more disciplined path. But in a momentum-driven market, discipline often loses to aggression.

Systemic Risk: Concentration Meets Correlation

The economic-value-first framework demands that we examine what happens when the model faces stress. Several risk vectors deserve attention:

Correlation risk: All Bitcoin treasury companies are fundamentally long the same asset. A sustained Bitcoin drawdown would simultaneously impair every treasury's NAV, collapse mNAV premiums across the sector, trigger potential margin calls on leveraged positions, and force preferred share dividend obligations to be serviced from diminished assets. This is not diversification. It is concentrated, correlated leverage.

Financing risk: The preferred share ecosystem has created a yield-dependent investor base expecting 11.5–12.75% annual returns. If Bitcoin's price stagnates or declines, these obligations become increasingly burdensome. Unlike convertible debt with defined maturities, perpetual preferreds represent indefinite claims on company cash flows.

Reflexivity risk: The treasury model is reflexive — purchases drive price appreciation, which drives mNAV premiums, which enable more issuance, which funds more purchases. This positive feedback loop amplifies gains on the way up. The reverse is equally true: forced selling or paused accumulation could trigger cascading NAV compression across the entire sector.

Regulatory risk: Corporate treasury companies operate in a regulatory grey zone. Accounting rule changes (FASB's fair-value rules took effect in 2025), tax treatment shifts, or SEC scrutiny of the STRC/preferred share structures could alter the economic calculus overnight.

Supply illusion: The headline figure of 8.5% of circulating supply in corporate hands may understate the effective supply constraint, but it also overstates permanence. These are not diamond-handed hodlers — they are publicly traded entities with fiduciary duties, debt obligations, and shareholder pressure. In a deep bear market, some will sell.

Key Takeaways

  • 164+ institutions now hold 1.78 million BTC (8.5% of supply), with corporate treasuries adding an estimated 62,000 BTC in Q1 2026 alone — roughly 38% of annual new supply.

  • Strategy Inc. holds 761,068 BTC and targets 1 million by year-end, requiring ~$523 million in weekly capital deployment — funded primarily through preferred shares paying 11.5% yields.

  • The treasury model is a financing machine, not a business. These companies convert equity, debt, and preferred share demand into Bitcoin purchases. The model works only when mNAV exceeds 1.0x; Strategy's current 0.93x discount signals stress.

  • The model has gone global: Metaplanet (Japan), Twenty One Capital (Blockstream-backed), GameStop, Trump Media, and PSG have all adopted treasury strategies, creating a multi-jurisdictional supply vacuum.

  • Systemic risks are correlated, not diversified. All treasury companies are long the same asset, funded by similar instruments, exposed to the same reflexivity dynamics. A sustained Bitcoin drawdown would simultaneously impair every participant.

  • The supply squeeze is real but fragile. Post-halving mining output of 450 BTC/day is overwhelmed by corporate demand. But treasury holdings are not permanent — they sit in publicly traded companies with fiduciary obligations and debt service requirements.

Conclusion

The corporate Bitcoin treasury model represents one of the most significant structural shifts in crypto market dynamics since the launch of spot ETFs in January 2024. By creating a new institutional demand vector — one funded by Wall Street's infinite appetite for yield and equity issuance — treasury companies have effectively built a leveraged supply squeeze on the world's most liquid cryptocurrency.

But leverage cuts both ways. The same financial engineering that enables Strategy to absorb 50 days of mining output in a single week creates obligation structures that must be serviced regardless of Bitcoin's price direction. The 11.5% preferred yield is not free money — it is a bet that Bitcoin appreciation will outpace the cost of capital indefinitely.

The economic reality is that these companies are not generating organic revenue from Bitcoin. They are intermediaries: packaging investor demand for Bitcoin exposure into corporate securities that trade at premiums to the underlying asset. When the premium persists, the model is accretive. When it vanishes — as it already has for Strategy — the model becomes a value-destruction machine that continues to operate because the architects have no alternative business to fall back on.

For investors, the question is not whether corporate treasuries will accumulate more Bitcoin. They will, as long as capital markets remain open. The question is what happens in the first sustained downturn where preferred dividends come due, mNAV premiums evaporate, and 8.5% of Bitcoin's supply sits on the balance sheets of companies that have never generated a dollar of Bitcoin-denominated revenue.

The supply squeeze is real. The permanence of the squeeze is the trillion-dollar assumption.

Sources & References

  1. CoinDesk — Strategy's Path to 1 Million Bitcoin by End of 2026 — James Van Straten analysis of Strategy's acquisition requirements (March 14, 2026)
  2. Fortune — Saylor's Strategy Ramps Up Preferred Share Sales — Analysis of STRC preferred share financing mechanics (March 16, 2026)
  3. Bitcoin.com — Bitcoin Treasury Firms on Track to Absorb 10x Daily Mined Supply — Adam Back quote on corporate demand dynamics (March 15, 2026)
  4. CryptoSlate — Metaplanet Is the Only Bitcoin Treasury Surviving — mNAV analysis across treasury companies (January 20, 2026)
  5. CoinDesk — Strategy Made $1.3B Bitcoin Purchase Last Week — Weekly acquisition data (March 9, 2026)
  6. CoinGecko — Bitcoin Treasuries Tracker — Institutional Bitcoin holdings data (accessed March 17, 2026)
  7. CoinDesk — Metaplanet Raises $255M to Accelerate Bitcoin Accumulation — Metaplanet capital raise details (March 16, 2026)
  8. The Block — Metaplanet Unveils $5.4B Equity Raise Plan — Long-term accumulation targets
  9. CoinDesk — Bitcoin Treasury Firms Linked to Adam Back Sign Preliminary Agreement — Twenty One Capital formation (January 12, 2026)
  10. The Block — PSG Announces Bitcoin Treasury — Sports industry Bitcoin adoption