2 unchanged sentences
interest rates.
−Removed: The primary objective of our investment
−Removed: activities is to preserve cash until it is required to fund operations.
+Added: The primary objective of our investment activities is to
+Added: preserve cash until it is required to fund operations.
To minimize risk, we maintain our portfolio of cash and cash equivalents in operating bank accounts and money market funds.
−Removed: Since our investments are short-term in duration,
−Removed: we believe that we are not subject to any material market risk exposure.
+Added: Since our investments are short-term in duration, we believe that
+Added: we are not subject to any material market risk exposure.
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.