HM, the "Change in Control" is regarding the trigger...
...to keep their (post employment via change of control of the employer(s)) claims as represented in the litigation.
...i.e., at core, was the seizure a "Change in Control" as per their Employment Agreements and Contracts (as they claim).
...such Change in Control has ZIP to do with NOLs and IRC 382 as has been theorized; that's re: 5% holders and the 50% of value change (well protected by WMIH stock restrictions and the merger agreement).