SYMPTOM:
Custom formatting, ###,###,##0;▲###,###,##0, is not applied correctly when switching page-by elements or switching panels Strategy Mobile 9.5.0 as seen below:
Initial display:

Problematic display (note an extra negative mark is rendered):

CAUSE:
This is a known issue with Strategy 9.5.x.
ACTION:
This issue has been addressed in Strategy Mobile 10 . Upgrade to this version to take advantage of this fix.
The Strategy Internal Reference Number for the issue discussed in this technical note is: 1014931.