Bitcoin Mined Supply Crosses 20 Million, Highlighting Finite Cap

Edgen Crypto

·Mar 11 2026, 15:41

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Key Takeaways

Bitcoin's supply has surpassed a major milestone, reinforcing its core value proposition as a scarce digital asset. As the network approaches its predetermined supply limit, the dynamics of issuance and investor perception are coming into sharp focus.

On March 11, 2026, Bitcoin's mined supply officially exceeded 20 million BTC with the mining of block 939,999.
Only 1 million bitcoins remain to be mined before the network reaches its hard-coded supply cap of 21 million.
The event underscores Bitcoin's design as an inflation-resistant asset, a view echoed by Coinbase CEO Brian Armstrong.

Mined Supply Exceeds 20 Million BTC

On March 11, 2026, the Bitcoin network reached a significant milestone as its circulating supply surpassed 20 million coins. The event was triggered by the mining of block 939,999 by the mining pool Foundry USA. This landmark moment brings the world's first cryptocurrency closer to its maximum possible supply, a core feature of its design.

Only 1 Million Coins Remain Until Supply Cap

With 20 million BTC now in circulation, only 1 million new bitcoins are left to be created before the network's protocol permanently halts issuance at its 21 million coin limit. This programmed scarcity is a fundamental pillar of Bitcoin's value proposition, distinguishing it from traditional fiat currencies that can be printed without limit. The diminishing supply reinforces Bitcoin's narrative as a form of digital gold.

Bitcoin is a decentralized, global, and inflation-resistant monetary system.

— Brian Armstrong, CEO of Coinbase.

Block Rewards Shrink to 3.125 BTC

The block that pushed the supply past the 20 million mark yielded a reward of 3.125 BTC for the successful miner. This reward level reflects the impact of Bitcoin's periodic "halving" events, which occur approximately every four years and systematically cut the rate of new coin creation in half. This deflationary mechanism ensures that the final bitcoin will not be mined until around the year 2140, progressively tightening supply and enhancing its scarcity over time.