Bitcoin crossed $40,000 on Coinbase during February 6, 2021, returning to the closely watched threshold for the first time in 23 days. The move marked a substantial recovery from the correction that followed bitcoin’s record-setting advance in early January, but the venue-level evidence did not establish a new global high or identify a single cause.

Coinbase Exchange’s BTC-USD candle for the 24-hour period beginning at 00:00 UTC records an opening price of $38,327.09, a low of $38,250, a high of exactly $41,000 and a final trade of $39,265.43. On that venue and across that UTC measurement window, the closing price was approximately 2.45% above the opening price. Coinbase reported roughly 27,102.81 BTC of trading volume inside the daily bucket.

Those figures describe one exchange’s dollar market. Bitcoin traded continuously across numerous venues, and February 6 had no consolidated closing auction or universally authoritative global price.

The return to $40,000

Coinbase’s hourly candles place the first renewed breach inside the bucket beginning at 10:00 UTC. That interval opened at $39,926.37, reached $40,070 and closed at $40,067.49. Bitcoin subsequently remained around or above the threshold for much of the session before falling below it late in the UTC day.

The daily high of $41,000 was therefore an executed Coinbase price within the selected bucket, not the session’s closing level. Contemporaneous reporting using other market feeds described bitcoin breaking $40,000 for the first time in 23 days but published different intraday prices. Such differences are expected when publications observe separate exchanges or aggregators at different timestamps.

The distinction matters because round-number crossings can be editorially significant without constituting standardized benchmarks. The verified development was that Coinbase’s BTC-USD market traded through $40,000 on February 6. The evidence does not support treating $41,000 as a market-wide high reached simultaneously everywhere.

Institutional infrastructure was broadening

The move occurred as regulated cryptocurrency derivatives were preparing to expand beyond bitcoin. CME had certified that its Ether futures would begin trading on Globex on Sunday, February 7, for the Monday, February 8 trade date. The contract represented 50 ether and was designed for cash settlement using the CME CF Ether-Dollar Reference Rate.

That scheduled listing supplied relevant institutional context on February 6. It showed that regulated derivatives infrastructure was extending to the second-largest cryptocurrency, giving eligible market participants another instrument for hedging and price discovery. It did not prove that anticipation of Ether futures caused bitcoin to cross $40,000, nor did it measure new capital entering spot markets.

What the event-day record established

February 6 demonstrated that bitcoin had recovered enough demand on Coinbase to revisit a level first reached during January’s rapid advance. The approximately 2.45% open-to-close increase was a Coinburn calculation from Coinbase’s first and last trades in the UTC daily candle, not a return available to every market participant.

The evidence also records substantial intraday dispersion: the $2,750 distance between Coinbase’s low and high equaled about 7.2% of the session low. That calculation describes the candle’s range, not realized volatility, investor profit or loss, or a prediction of subsequent movement.

No causal catalyst can be established from the price series alone. Exchange candles do not identify whether activity came from retail customers, institutions, market makers, liquidations or transfers between venues. On February 6, claims about the durability of the move therefore remained uncertain. The defensible conclusion was narrower: bitcoin had returned above $40,000 on a major U.S. dollar exchange, while the market’s regulated derivatives footprint was about to broaden.

Primary sourceCoinbase Exchange API — BTC-USD daily candles, February 5–8, 2021

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