Aggregate cryptocurrency market capitalization fell to $191.4 billion on August 14, 2018, its lowest level since early November 2017, as bitcoin broke below $6,000 and ether extended a much steeper decline.

The move marked another contraction in a market that had expanded rapidly during 2017. It also showed that the apparent resilience of bitcoin relative to smaller assets did not amount to immunity: the largest cryptocurrency still reached an eight-week low while losses spread across major tokens.

Bitcoin and ether reached new lows

Reuters recorded bitcoin falling to $5,880 on Bitstamp, its lowest price on that exchange since late June. At the dispatch’s later observation point, Bitstamp’s BTC/USD instrument was quoted at $6,036.74, down 3.5% for the measured session.

Bloomberg’s composite pricing produced a similar but not identical intraday low of $5,887. That $7 difference illustrates why cryptocurrency prices require named sources and venues. The market operated continuously across exchanges without a consolidated tape or universal closing auction.

Ether sustained the sharper move. Reuters reported Bitstamp’s ETH/USD market falling to $250.54, its weakest level in more than a year, before being observed at $258.45, down nearly 9%. XRP was reported at approximately $0.25, down 13.4% in CoinMarketCap data cited by Reuters.

These figures were contemporaneous observations taken during the August 14 session. They were not end-of-day returns available to every trader, and their percentage windows were not identical across providers.

The end-of-day snapshot showed a partial recovery

CoinMarketCap’s historical listing snapshot from the end of the August 14 UTC day placed bitcoin at $6,199.71, with a market capitalization of $106.70 billion and reported rolling 24-hour volume of $5.30 billion. The provider displayed bitcoin down 1.33% over 24 hours and 8.42% over seven days.

The same snapshot placed ether at $278.93, with a market capitalization of $28.26 billion and rolling 24-hour volume of $2.14 billion. Ether’s displayed seven-day decline was 27.48%, compared with bitcoin’s 8.42%. XRP’s seven-day decline was 27.46%.

The difference between the intraday lows and CoinMarketCap’s later snapshot confirms that both bitcoin and ether recovered part of their losses before the UTC measurement day ended. It does not erase the earlier breach or establish that the market had stabilized.

Reported volume includes activity from multiple venues selected by the data provider and inherits their reporting limitations. Market capitalization is calculated from price and estimated circulating supply; a decline in that figure does not mean an equivalent amount of cash was withdrawn.

Bitcoin gained relative share during the contraction

During the Reuters reporting window, bitcoin represented approximately 54.5% of aggregate cryptocurrency capitalization. Its rising share did not require bitcoin to appreciate. It reflected bitcoin declining less severely than much of the rest of the market, particularly ether and tokens associated with the initial-coin-offering cycle.

That distinction mattered institutionally. The August 14 selloff was not only a test of the $6,000 bitcoin level; it was a repricing of the broader cryptoasset complex, including projects whose treasuries and fundraising models depended heavily on ether.

No single cause was established

Contemporaneous explanations included strength in the U.S. dollar, turmoil surrounding Turkey’s currency, concern that ICO-funded projects were selling ether, and disappointment over the absence of an approved U.S. bitcoin exchange-traded fund. The SEC had formally extended its review period for the proposed VanEck SolidX product on August 7.

Those developments supplied context, not a demonstrated causal chain. The surviving event-day evidence does not isolate macroeconomic risk aversion, regulatory expectations, treasury sales, leverage or thin liquidity as the sole driver.

What August 14 established was narrower and verifiable: cryptocurrency capitalization fell below $200 billion, bitcoin briefly traded below $6,000, ether reached a more-than-one-year low on Bitstamp, and bitcoin’s relative share rose as smaller assets absorbed larger losses.

Primary sourceCoinMarketCap — Historical Snapshot for August 14, 2018

The complete source packet and revision history are retained with the newsroom record.

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Financial-risk note

This article provides news and analysis, not investment, legal or tax advice. Digital assets are volatile and may result in total loss.