1 unchanged sentence
We are exposed to market risk related to changes in interest rates.
−Removed: We had cash and cash equivalents and marketable securities of $51.4 million as of September 30, 2020 and cash, cash equivalents and marketable securities of $78.0 million as of December 31, 2019, which consisted of bank deposits, money market investments, U.S.
−Removed: Treasury securities, U.S.
−Removed: government agency securities and corporate debt obligations.
+Added: We had cash and cash equivalents and marketable securities of $68.0 million as of March 31, 2021 and cash, cash equivalents and marketable securities of $44.3 million as of December 31, 2020, which consisted of bank deposits, money market investments, U.S.
+Added: Treasury securities and U.S.
+Added: government agency securities.
Such interest-earning instruments carry a degree of interest rate risk;
2 unchanged sentences
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.