CryptoNames.com is a site that specializes in domain names related to the Bitcoin/Crypto Currency Niche.
They compiled a list of BitCoin, Crypto and Coin related sales. I have posted a partial list from each category. Check out the full list at CryptoNames.com.
Bitcoin Related
Bitcoin.com.au $31,200 November 2014
BitcoinOption.com $1,600 September 2014
BitcoinAnalysis.com $X,XXX September 2014
BTC.com $1,000,000 August 2014
PriceOfBitcoin.com $X,XXX July 2014
BitcoinMiningCalculator.com $X,XXX July 2014
Bitkoin.com $X,XXX July 2014
Satoshi.com $75,000 July 2014
Bitbond.com $X,XXX June 2014
Coin Related
ArtCoin.com $8,000 November 2014
Coin.org $75,000 November 2014
CoinsBank.com $8,300 August 2014
CoinSource.com $2,300 July 2014
CoinLuck.com $3,000 May 2014
FlyCoin.com $2,795 May 2014
Coinify.com $10,000 April 2014
CoinNews.com $27,500 April 2014
CoinPlus.com $5,000 April 2014
CoinZone.com $5,000 March 2014
Crypto Related
iCryptoCurrency.com $4,500 June 2014
CryptoCode.com $3,000 June 2014
CryptoCurrency.com Private Sale May 2014
CryptoHub.com $1,875 January 2014
Cryptos.com $4,000 December 2013