1 unchanged sentence
Market risk represents the potential economic loss arising from adverse changes in the fair value of financial instruments.
−Removed: Currently, our exposure to market risk relates primarily to our fixed–income and equity portfolios.
+Added: Currently, our exposure to market risk relates primarily to our fixed–income and equity portfolios.
These investment portfolios are exposed primarily to, but not limited to, interest rate risk, credit risk, equity price risk, and concentration risk.
2 unchanged sentences
Interest Rate Risk
−Removed: The fair values of our fixed–income investments fluctuate in response to changes in market interest rates.
+Added: The fair values of our fixed–income investments fluctuate in response to changes in market interest rates.
Increases and decreases in prevailing interest rates generally translate into decreases and increases, respectively, in the fair values of those instruments.
1 unchanged sentence
At December 31, 2023, we have available for sale marketable debt securities in the amount of $127,727,000.
−Removed: The fixed income portfolio is comprised of investments with primarily short–term and intermediate–term maturities.
+Added: The fixed income portfolio is comprised of investments with primarily short–term and intermediate–term maturities.
The portfolio composition allows flexibility in reacting to fluctuations of interest rates.
−Removed: The fixed income portfolio allows our insurance company subsidiaries to achieve an adequate risk–adjusted return while maintaining sufficient liquidity to meet obligations.
+Added: The fixed income portfolio allows our insurance company subsidiaries to achieve an adequate risk–adjusted return while maintaining sufficient liquidity to meet obligations.
Our cash and cash equivalents consist of highly liquid investments with a maturity of less than three months when purchased.
−Removed: As a result of the short–term nature of our cash instruments, a hypothetical 1% change in interest rates would have minimal impact on our future earnings and cash flows related to these instruments.
+Added: As a result of the short–term nature of our cash instruments, a hypothetical 1% change in interest rates would have minimal impact on our future earnings and cash flows related to these instruments.
We do not currently use any derivative instruments to hedge our interest rate exposure.
−Removed: We have not used derivative instruments for trading purposes and the use of such instruments in the future would be subject to approvals by the Investment Committee of the Board of Directors. 
+Added: We have not used derivative instruments for trading purposes and the use of such instruments in the future would be subject to approvals by the Investment Committee of the Board of Directors.
Credit risk is managed by diversifying the fixed income portfolio to avoid concentrations in any single industry group or issuer and by limiting investments in securities with lower credit ratings.
−Removed: Corporate debt securities and asset–backed securities comprise approximately 62% of the fair value of the fixed income portfolio.
+Added: Corporate debt securities and asset–backed securities comprise approximately 60% of the fair value of the fixed income portfolio.
At December 31, 2023, the credit quality ratings for our fixed income portfolio consisted of the following investment and non-investment grades (as a percent of fair value):
8 unchanged sentences
At December 31, 2023, our equity securities had net unrealized gains of $83,586,000.
−Removed: Of the total unrealized gains in our marketable equity securities, approximately $60,418,000 is related to our investment in NHI. 
+Added: Of the total unrealized gains in our marketable equity securities, approximately $66,337,000 is related to our investment in NHI.
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.