Cameron Winklevoss
Author

Cameron Winklevoss

Co-Founder and President at Gemini

articles written by Cameron Winklevoss

Cboe and Gemini to Launch First-Ever Bitcoin Futures Contract – Ticker: XBT

Gemini is excited to announce that Bitcoin (USD) Futures Contracts will begin trading on the Cboe Futures Exchange, LLC (CFE) starting at 6:00 p.m. EST on Sunday [...] Gemini is excited to announce that Bitcoin (USD) Futures Contracts will begin trading on the Cboe Futures Exchange, LLC (CFE) starting at 6:00 p.m. EST on Sunday December 10th, 2017 under the ticker symbol “XBT” (contract specifications | fact sheet). Monday, December 11th, will be the first full day of trading, and there will be no [...] Read More

Post Mortem: Gemini Exchange Downtime on November 29, 2017

As many are aware, Bitcoin attained new peaks of value on November 28th and into November 29th. On the morning of November 29th, our Web interface experienced an [...] As many are aware, Bitcoin attained new peaks of value on November 28th and into November 29th. On the morning of November 29th, our Web interface experienced an unprecedented increase in traffic which impacted the performance and availability of our Web interface and to a lesser extent our API servers. At no time was this increase in [...] Read More

New Fee Schedule!

Beginning November 15, 2017, Gemini’s best taker fee for liquidity-taking trades will be 10 bps (0.10%), on each of our three order matching engines: BTC/USD, ETH/USD, [...] Beginning November 15, 2017, Gemini’s best taker fee for liquidity-taking trades will be 10 bps (0.10%), on each of our three order matching engines: BTC/USD, ETH/USD, and ETH/BTC. Gemini’s best maker fee for liquidity-making trades will be 0 bps (0.00%), on each of our three order matching engines: BTC/USD, ETH/USD, and ETH/BTC. Market [...] Read More

Upcoming Bitcoin Hard Fork: Modified Exchange Operations

Due to a disagreement among Bitcoin developers and other community stakeholders, Bitcoin will undergo a “hard fork” in mid-November; essentially, it may split into two [...] Due to a disagreement among Bitcoin developers and other community stakeholders, Bitcoin will undergo a “hard fork” in mid-November; essentially, it may split into two separate and viable cryptocurrencies each vying for the name Bitcoin. Previously, Bitcoin underwent a hard fork on August 1, 2017, splitting into two separate chains; [...] Read More

Bitcoin Cash (BCH) Withdrawals

A little over a month ago we published an announcement regarding our ongoing engineering efforts to allow withdrawal of bitcoin cash (BCH) for customers who had bitcoin [...] A little over a month ago we published an announcement regarding our ongoing engineering efforts to allow withdrawal of bitcoin cash (BCH) for customers who had bitcoin balances at the time of the chain split. We are pleased to announce that as of Saturday, October 7, 2017, Gemini will allow all customers to view their BCH balance and [...] Read More

UPDATE #2: Bitcoin Hard Fork / Bitcoin Cash

We have been receiving a few questions regarding the custody of our customer’s Bitcoin Cash. Because of Gemini’s fiduciary obligations under the New York Banking Law, [...] We have been receiving a few questions regarding the custody of our customer’s Bitcoin Cash. Because of Gemini’s fiduciary obligations under the New York Banking Law, which we take very seriously, we are going to great lengths to ensure all of our customers’ assets on a forked blockchain, like “Bitcoin Cash,” are preserved. Under no [...] Read More

Production Outages Update

Our primary production environment is currently hosted on Amazon Web Services (AWS). As we’ve taken on more system load, we have had to scale up these services. On [...] Our primary production environment is currently hosted on Amazon Web Services (AWS). As we’ve taken on more system load, we have had to scale up these services. On August 16th and 17th, we started hitting Amazon’s IOPS burst quota, which then cascaded to pause our core matching engine. When our matching engine paused, we were forced to [...] Read More

UPDATE: Bitcoin Hard Fork / Bitcoin Cash

Since the “hard fork” on August 1st, 2017, we have been monitoring the situation closely. Currently, Gemini does not support trading or withdrawals of the newly forked [...] Since the “hard fork” on August 1st, 2017, we have been monitoring the situation closely. Currently, Gemini does not support trading or withdrawals of the newly forked chain (BCC / BCH / BCash). As we first wrote on March 20th, 2017, and later updated on July 26, 2017, we will make every effort to support withdrawals for the chain with [...] Read More

Bitcoin Hard & Soft Forks: Modified Exchange Operations

UPDATE 8/01/17 6:45 PM EDT: Gemini has resumed all bitcoin withdrawals and crediting of deposits. Beginning at 6:00 p.m. EDT on Monday, July 31, 2017 (22:00 UTC), Gemini [...] UPDATE 8/01/17 6:45 PM EDT: Gemini has resumed all bitcoin withdrawals and crediting of deposits. Beginning at 6:00 p.m. EDT on Monday, July 31, 2017 (22:00 UTC), Gemini will temporarily disable all bitcoin withdrawals and crediting of deposits in advance of any Bitcoin hard and/or soft forks. Both USD and ether deposit and withdrawal [...] Read More

Introducing Daily Ether Auctions

We launched our first daily bitcoin auction on September 21, 2016. Encouraged by its success and ability to match buyers and sellers at a single moment of the day, we [...] We launched our first daily bitcoin auction on September 21, 2016. Encouraged by its success and ability to match buyers and sellers at a single moment of the day, we launched an East Asian Timezone daily auction on March 21, 2017. We would now like to offer the same kind of price discovery we have facilitated for bitcoin traders over [...] Read More