Tick Size Pilot Implementation Timeline

Event Implementation Date

Data Collection Testing Begins

February 22, 2016

Pre-Pilot Data Collection Securities Determined

March 4, 2016

Pre-Pilot Data Collection Security List Published

March 7, 2016

Pre-Pilot Data Collection Begins

April 4, 2016

Pilot Securities Determined

September 2, 2016

Pilot Security List Published

September 3, 2016

Pilot Begins

October 3, 2016

Participants Publish Joint Assessment of Pilot to the Commission

April 2, 2018

Pilot Ends

October 3, 2018

Post-Pilot Data Collection Begins

October 4, 2018

Post-Pilot Data Collection Ends

April 1, 2019