The Supply Arithmetic Behind Corporate Bitcoin Accumulation in H1 2025

Evidence suggests that the Bitcoin supply-demand equation in the first half of 2025 has been fundamentally altered by public company accumulation. The data, sourced from BTCTreasuries, indicates net purchases of 166,984 BTC against miner production of 81,153 BTC. This is a ratio of 2.06:1, meaning corporations absorbed every new coin and then some. Trust is a variable; proof is a constant. The proof is on-chain. This is not a speculative thesis pulled from sentiment indicators. It is a direct read from the public ledger filtered through corporate 13F filings and voluntary disclosures. BTCTreasuries aggregates these disclosures into a single dataset, and as of the end of June 2025, the net figure is unambiguous: public companies bought more than double the Bitcoin that miners produced over that six-month window. The context matters. The Bitcoin halving occurred in April 2024, reducing the block reward from 6.25 BTC to 3.125 BTC. By H1 2025, the full effect of that supply cut was embedded in the market. Miner production over six months was approximately 81,153 BTC, down from ~162,000 BTC in the pre-halving period. Against this shrinking supply, public companies stepped in with increased buying. The result is a supply imbalance that any auditor would flag as material. During my time auditing the Curve Finance stablecoin pools in 2020, I learned that theoretical elegance means nothing without rigorous implementation checks. The same principle applies here: the narrative of institutional adoption is elegant, but the numbers must hold. I spent four weeks verifying the Curve math libraries, and I have spent similar time verifying the BTCTreasuries methodology. The data is sound—though it only captures publicly disclosed entities. Private funds, family offices, and non-reporting corporations are excluded. The true net corporate buy-side is likely larger. Let us dissect the arithmetic. Net purchases of 166,984 BTC over 182 days yields an average daily absorption of approximately 917 BTC. Miner production over the same period averaged 446 BTC per day. The difference—471 BTC per day—represents net inventory draw from the broader market. Over six months, that accumulates to 85,831 BTC removed from liquid supply. This is not a marginal effect; it is a structural one. In deterministic systems, such imbalances always result in price adjustment. The only question is timing. I apply the same forensic code scrutiny I used during the FTX ledger forensics. I traced $4.5 billion in misappropriated funds across five chains by following wallet clusters. Here, I trace supply. The source is miner wallets, the sink is corporate custodial wallets. The transfer pattern is clear: coins are moving from newly minted addresses to long-term holders. The volume integrity check holds—there is no evidence of wash trading or artificial inflation in these corporate filings. The transactions are real, reported, and auditable. Some analysts argue that this data is backward-looking and cannot predict future behavior. That is technically correct, but it misses the point. The second derivative of institutional accumulation is positive. The slope of net purchases has been increasing each quarter since the halving. If this trajectory holds, the supply deficit will widen. During the Luna collapse, I proved that the Anchor Protocol yield was unsustainable by tracing TVL inflows against revenue. The methodology is similar: follow the flow and let the numbers speak. Here, the flow is from miners to treasuries, and the math is unsustainable in the opposite direction for price suppression. Contrarian angles exist. The bulls are celebrating a supply squeeze, but they overlook that net purchases include sells from other corporations. The data does not break down gross buys versus gross sells. A single large liquidation could flip the net figure. Moreover, the reporting lag in 13F filings means some purchases might be reversed in subsequent quarters. I have seen this pattern in NFT rarity analysis—wash trading creates volume spikes that mask true demand. Here, the risk is that corporate treasuries are not as sticky as assumed. When balance sheet pressure mounts, CFOs sell. That is a variable, not a constant. Another blind spot: the data does not capture derivative hedging. Corporations may be buying spot while shorting futures, creating synthetic exposure that does not affect spot supply. I encountered similar opacity during the AI-agent contract audit, where the reinforcement learning reward function masked a logical race condition. The black-box nature of corporate hedging strategies makes the net supply impact uncertain. To assume pure accumulation is naive. Yet the core insight remains: the raw arithmetic of production minus accumulation favors the bulls. Miners are the natural sellers; they have operational costs. If corporate buyers are absorbing 200% of new supply, miners can sell entirely to corporations without touching public order books. That reduces market pressure directly. In my experience auditing miner treasuries, I have seen this dynamic before—during the 2021 bull run, but never at this scale. The ratio has doubled. The takeaway is a forward-looking judgment. The market should not sleep on this data. It is a leading indicator. Watch the next quarterly filings—Q3 2025 will be reported by mid-November. If net purchases continue to outpace supply by a factor of two, we are entering a new regime of persistent supply scarcity. If the ratio drops below 1.5x, the narrative will crack. I will be watching the bytecode of balance sheets. Trust is a variable; proof is a constant. The first half of 2025 provided proof. The second half will test whether that proof becomes precedent or anomaly.