BlackRock Buys 9,139 BTC—Demand Far Outpaces Supply

BlackRock’s IBIT bought over $1B in Bitcoin this week, outpacing newly mined BTC by 3x.

Ava NakamuraSeptember 15, 2025 - 10:15 AM

BlackRock Bitcoin purchase surpasses mined BTC

Bitcoin News

BlackRock acquired 9,139 BTC this week, worth over $1 billion.
Only 3,150 BTC were mined during the same period.
Demand from institutions is rapidly outpacing Bitcoin supply.

In a striking show of confidence, BlackRock’s iShares Bitcoin Trust (IBIT) added 9,139 BTC to its holdings this week—valued at over $1 billion. Meanwhile, the total number of newly mined Bitcoin over the same period was just around 3,150 BTC. This means BlackRock alone bought nearly three times more BTC than was created, signaling a significant imbalance between supply and demand.

This aggressive accumulation highlights growing institutional interest in Bitcoin as a long-term asset. With mining rewards halved earlier this year and fewer coins entering circulation daily, such purchases could have a profound impact on the market.

Supply Shock Incoming?

Bitcoin’s fixed supply model means only 21 million BTC will ever exist. With fewer coins mined daily and institutional giants like BlackRock snapping up large amounts, we could be heading toward a supply squeeze. This trend can lead to upward pressure on prices as available BTC becomes increasingly scarce.

Retail investors and analysts are closely watching this divergence. As institutions continue accumulating more than what is mined, the price of Bitcoin could react strongly—especially if demand continues to outpace supply week after week.

🔥 BULLISH: BlackRock’s $IBIT bought 9,139 $BTC worth over $1 billion this week while only 3,150 were mined on average. pic.twitter.com/ZF2GpQWlFU
— Cointelegraph (@Cointelegraph) September 15, 2025

A Clear Signal of Long-Term Confidence

BlackRock’s consistent BTC accumulation isn’t just a short-term move. It’s a strategic signal that major players are positioning themselves for the future of finance. For average investors, this activity reinforces the belief that Bitcoin is evolving from a speculative asset into a mainstream store of value.

While market volatility will always be present, such high-profile purchases bring a level of credibility and seriousness to the Bitcoin narrative that cannot be ignored.

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Disclaimer: The content on CoinoMedia is for informational purposes only and does not constitute financial, investment, or legal advice. Cryptocurrency investments carry risks, and readers should conduct their own research before making any decisions. CoinoMedia is not responsible for any losses or actions taken based on the information provided.