Charles Yeager (yeagerfilm.com) shows how to stabilise 360° footage using SythEyes with SkyBox Studio V2. SynthEyes is a dedicated tracking software, and the data that is generated can be exported and used with SkyBox Studio V2. If you are doing complex stabilisation, the results are very good.
Find Out More:
SkyBox Studio V2: mettle.com/product/skybox-studio-v2/
360/VR + 3D Plugins for Adobe Software