event, with respect to the resale of our common units issued or issuable upon the exchange of the OpCo common units and a corresponding number of Class B units issued in connection with the Buckhorn Transaction.
Springbok Transaction and Springbok Registration Rights Agreement
On January 9, 2020, we and the Operating Company entered into two securities purchase agreements (the “Springbok Purchase Agreements”) with Springbok Energy Feeder Fund, LLC, a Delaware limited liability company, NGP XI Mineral Holdings, LLC, a Delaware limited liability company, Springbok Energy Feeder Fund A, LLC, a Delaware limited liability company, Springbok Investments, LLC, a Delaware limited liability company, Jasmine Interests, LLC, a Texas limited liability company, KLF Red Head Oil and Gas LLC, an Oklahoma limited liability company, Fielding and Rita Claytor, each a resident of the State of Texas, Silver Spur Resources, LLC, a Texas limited liability company (“SSR”), Virginia Altick, a resident of the State of Texas, and Springbok Class B Vehicle, LP, a Delaware limited partnership (collectively, the “Springbok I Sellers”), and Springbok Energy Partners II Holdings, LLC, a Delaware limited liability company (the “Springbok II Seller” and, together with the Springbok I Sellers, the “Springbok Sellers”), pursuant to which we and the Operating Company agreed to acquire all of the equity interests owned by the Springbok Sellers in certain entities that own oil and natural gas mineral and royalty interests. The transactions contemplated by the Springbok Purchase Agreements are referred to herein as the “Springbok Transaction.”
The closing of the Springbok Transaction occurred on April 17, 2020. In connection with the closing of the Springbok Transaction, we issued a total of 2,224,358 common units to SEP I Holdings, LLC, a Delaware limited liability company (“SEP I Holdings”), and SSR and 2,497,134 OpCo common units and an equal number of Class B units to the Springbok II Seller (together with SEP I Holdings and SSR, the “Springbok Holders”). The common units, OpCo common units and the Class B units were issued in a private placement exempt from the registration requirements of the Securities Act under Section 4(a)(2) of the Securities Act.
In connection with the closing of the Springbok Transaction, on April 17, 2020, we entered into a Registration Rights Agreement (the “Springbok Registration Rights Agreement” and together with the Amended and Restated Registration Rights Agreement, the “Registration Rights Agreements”) with the Springbok Holders. The Springbok Registration Rights Agreement sets forth certain registration rights of the Springbok Holders. We are registering the common units described in this prospectus pursuant to our obligations under the Springbok Registration Rights Agreement.
Selling Unitholder Exchanges, Distributions and Dispositions
On January 25, 2019, Holdings II exchanged 1,241,679 OpCo common units and an equal number of Class B units for 1,241,679 common units pursuant to the terms of the Exchange Agreement. Pursuant to the terms of our partnership agreement, the Class B units tendered in such exchange were automatically cancelled and cease to be outstanding. Subsequent to such exchange, Holdings II completed a pro rata distribution of 1,117,511 common units to its members. As a result, such common units are not listed herein as common units that may be offered for resale by such selling unitholder.
On January 25, 2019, Haymaker Management, LLC (“Haymaker Management”) exchanged 197,237 OpCo common units and an equal number of Class B units for 197,237 common units pursuant to the terms of the Exchange Agreement. Pursuant to the terms of our partnership agreement, the Class B units tendered in such exchange were automatically cancelled and cease to be outstanding. Subsequent to such exchange, Haymaker Management completed a distribution of 197,237 common units to certain individuals under its employment, some of whom have elected to be named as selling unitholders in this prospectus pursuant to the terms of the Amended and Restated Registration Rights Agreement.
On September 19, 2019, Haymaker Management exchanged 26,084 OpCo common units and an equal number of Class B units for 26,084 common units pursuant to the terms of the Exchange Agreement. Pursuant to the terms of our partnership agreement, the Class B units tendered in such exchange were automatically cancelled and cease to be outstanding. Subsequent to such exchange, Haymaker Management completed a distribution of 26,084 common units to certain individuals under its employment, some of