Yeliz Akmaca 
A notable on-chain movement caught the market’s attention in the middle of the week. On Wednesday, March 4, roughly 31,900 Bitcoin was withdrawn from cryptocurrency exchanges — a transfer worth about $2.2 billion at current prices.
Movements of this size rarely go unnoticed in Bitcoin markets. Analysts say that when such large volumes leave exchanges, the signal often points not to selling pressure but to large spot purchases followed by transfers to cold storage.
In other words, the data is quietly raising the possibility that a new accumulation phase may be underway.
CryptoQuant contributor and on-chain analyst Axel Adler Jr. highlighted the unusual activity while reviewing weekly exchange flow data. According to Adler, the scale and timing of the withdrawals suggest that significant buying may have occurred near the $70,000 price zone.
A Single-Day Outflow That Stands Out
The roughly 32,000 BTC withdrawn on March 4 represents one of the most striking daily exchange movements recorded in the past year.
Adler described the event as “anomalous” in his analysis:
“Total outflow for the week reached approximately 47,700 BTC, one of the highest weekly figures over the past year. The –31,900 BTC spike on March 4 is anomalous. Events of this magnitude are usually associated with transfers of large positions into cold storage.”
Large withdrawals typically occur when investors purchase Bitcoin on exchanges and then move their holdings into private custody wallets. In some cases, internal movements between institutional custodians can also produce large spikes in on-chain flows.
Still, the timing of this movement stands out. It happened while Bitcoin was trading around the $70,000 level, a zone many analysts consider a key psychological and liquidity area.
Bitfinex Records Its Largest BTC Outflow Since 2025
Data from both CryptoQuant and CoinGlass shows that the majority of the outflow originated from the Bitfinex exchange.
Approximately 25,000 BTC left Bitfinex within a single day — marking the platform’s largest daily BTC withdrawal since June 2025.
Large exchange withdrawals often attract attention because they alter the market’s short-term liquidity structure. When investors move Bitcoin off exchanges, those coins are generally less likely to be immediately sold, reducing potential selling pressure in the spot market.
And that dynamic alone can shift market sentiment.
Stablecoin Flows Support the Buying Narrative
Another piece of data strengthens the accumulation narrative.
While Bitcoin was leaving exchanges, stablecoins were simultaneously flowing into exchange wallets — effectively the opposite direction.
Adler summarized the pattern:
“In early March 2026, a large green bar of around $1.1 billion was recorded, representing a significant liquidity inflow to exchanges. After that, netflow declined to –$37.5 million.”
This sequence is common during large spot purchases.
The usual pattern works like this:
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Stablecoins move onto exchanges
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Investors purchase Bitcoin
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BTC is withdrawn to cold storage
Historically, this combination has often appeared during institutional or large-holder accumulation phases.
Sustained Negative Netflow
Another detail drawing attention is the consistent negative exchange netflow throughout the week. Each day saw more Bitcoin leaving exchanges than entering them.
Adler noted that this trend can carry meaningful implications for price dynamics:
“A sustained negative BTC netflow typically signals reduced potential selling pressure in the spot market.”
However, confirmation requires persistence. According to Adler, if the negative netflow continues for another three to five days without large inflows returning to exchanges, the signal may qualify as “sustained accumulation.”
Periods like that have historically preceded significant market moves.
Is $70K Becoming a New Institutional Accumulation Zone?
One day of data alone never guarantees a trend reversal. Large transfers can occasionally stem from internal exchange or custody operations.
Yet the current on-chain picture shows three signals emerging simultaneously:
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Large BTC exchange withdrawals
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Stablecoin inflows to exchanges
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Persistent negative netflow
That combination often points to spot market buying activity rather than distribution.
For some analysts, it raises a compelling possibility: the $70,000 range could be evolving into a new accumulation zone for large investors.
The market itself remains relatively calm for now. But on-chain data has a habit of moving a few steps ahead of price charts.
And sometimes, that quiet shift is where the next trend begins.
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