He will have more regulations before he is done.
Check it out:

The Justice Department plans to move forward this year with more than a dozen new gun-related regulations, according to list of rules the agency has proposed to enact before the end of the Obama administration.

The regulations range from new restrictions on high-powered pistols to gun storage requirements. Chief among them is a renewed effort to keep guns out of the hands of people who are mentally unstable or have been convicted of domestic abuse.