Strategy (formerly MicroStrategy) turned a treasury thesis into the single largest, most identifiable pool of conditional Bitcoin demand, and a financing machine that, in reverse, can turn the largest holder into a forced seller. The real risk is not asset coverage but flow and coordination: the ~US$1.71B/yr dividend bill is financed by continuously issuing new paper, which depends on the market pricing the instruments above a threshold. When that threshold breaks, as in the STRC depeg now underway, the financing machine jams long before any threat of insolvency.
The capital stack that carries Bitcoin
Since 2020 the rule has been simple and public: raise capital every way available (common stock, convertible debt, and since 2025 preferred shares) and convert it into Bitcoin without selling, amassing ~846.8K BTC at an aggregate cost near US$64B. The capital stack is a hierarchy of who absorbs the loss: senior debt (converts and loans) first, then ~US$15.5B of preferred face (hybrid equity, dividend deferrable without default), then common MSTR as the first-loss buffer that amplifies BTC 2-2.5x on the downside. On the 18 Jun 2026 snapshot (BTC reserve US$53.1B, cash US$1.1B, debt US$6.75B, preferred face US$15.48B), asset coverage of the preferreds is (53.1 + 1.1 - 6.75) / 15.48 ~= 3.1x. The preferreds only lose their backing if Bitcoin falls ~60%, to near US$25K. The preferred suite (STRF, STRK, STRD, and the variable-rate STRC 'Stretch') sells the opposite of the common: low volatility and current income, attracting an entirely different investor.
The flywheel and why it matters for Bitcoin
mNAV, the ratio of the firm's market value to the value of its Bitcoin, governs the health of the whole machine: above 1, issuing to buy BTC is accretive and the system self-feeds; at or below 1, issuing becomes destructive dilution and the engine stalls. In enterprise-value form it stood at ~1.14x (a ~14% premium), down from a last-cycle peak of 4.0x, touching 1.16x in March 2026 and a 0.96x discount in early May 2026. The structural breakeven that returns mNAV to 1 sits ~13.4% above current, near US$71K. The 2026 discomfort is that with BTC ~US$62.7K against an average cost of ~US$75.7K, the pile is below cost, so selling BTC to pay the dividend crystallizes a loss and shrinks the collateral, exactly the spiral the structure must avoid. That is why it matters for Bitcoin: Strategy converted a slice of permanent BTC demand (~4% of all bitcoin) into conditional demand that can flip to forced supply if the issuance channel stays shut, arriving mechanically and identifiably exactly when the tape is weak.
Key findings
- Strategy holds ~846.8K BTC (~US$53.1B, ~4% of all bitcoin) at an average cost of ~US$75.7K, now below the ~US$62.7K price.
- The ~US$1.71B/yr dividend bill is financed by issuing new paper, not by cash flow, with only ~7.7 months of dividend coverage in cash.
- Asset coverage of the preferreds is ~3.1x today; they break their backing only if Bitcoin falls ~60%, to near US$25K.
- STRC 'Stretch' was priced at $90 on 24 Jul 2025 (28,011,111 shares, ~US$2.5B, the largest US IPO of 2025); by Jun 2026 it slipped from par, closing ~$89 and touching $82-83 in a liquidation cascade.
- For the risk to fire, the mNAV premium must compress to a discount and accretive issuance stop, STRC must stay below par (raising the effective cost of every raise above ~13%), cash must run down, and reflexive forced selling would then deepen the discount.