Look at the binder in pic 4 from May 10. It has a different texture than the one from today in pic 5. Since the pen shows texture in both, I doubt it is a pic resolution difference. Probably not taken at the same time.

Pen posts closely followed by EO releases:

-Persons Involved in Serious Human Rights Abuse or Corruption December 21, 2017

-Streamlining and Expediting Requests to Locate Broadband Facilities in Rural America January 8, 2018

-Protecting America Through Lawful Detention of Terrorists January 30, 2018

-May 2018 TBD (declassify and release?)