X0306 4 2016-01-02 0 0001623595 Atlas Energy Group, LLC ATLS 0001263606 BIDERMAN MARK C 1845 WALNUT STREET 10TH FLOOR PHILADELPHIA PA 19103 1 0 0 0 Common Units 2016-01-02 4 M 0 2871 A 13857 D Phantom Units 2016-01-02 4 M 0 2871 D Common Units 2871 8614 D The reporting person is a participant in Atlas Energy Group, LLC (the "Company") 2015 Long-Term Incentive Plan (the "Plan"). The reporting person received 11,485 phantom units under the Plan on March 2, 2015. Each phantom unit represents the right to receive, upon vesting, either one common unit of the Company or its then fair market value in cash. The phantom units vest 25% per year beginning on January 2, 2016. The reporting person elected to receive common units of the Company in connection with the January 2016 vesting. Lisa Washington, Attorney-in-fact 2016-01-05