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Cash and Cash Equivalents and Marketable Securities
3 Months Ended
Mar. 31, 2021
Investments Debt And Equity Securities [Abstract]  
Cash and Cash Equivalents and Marketable Securities

4. Cash and Cash Equivalents and Marketable Securities

As of March 31, 2021 and December 31, 2020, cash and cash equivalents and marketable securities were comprised of the following:

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Fair Value

 

 

 

(in thousands)

 

As at March 31, 2021

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Money market funds included in cash and

    cash equivalents

 

$

2,471

 

 

$

 

 

$

 

 

$

2,471

 

Marketable securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. Treasury notes

 

 

7,497

 

 

 

 

 

 

 

 

 

7,497

 

Total

 

$

9,968

 

 

$

 

 

$

 

 

$

9,968

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

As at December 31, 2020

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Money market funds included in cash and

    cash equivalents

 

$

2,455

 

 

$

 

 

$

 

 

$

2,455

 

Marketable securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. Treasury notes

 

 

7,526

 

 

 

 

 

 

 

 

 

7,526

 

Total

 

$

9,981

 

 

$

 

 

$

 

 

$

9,981

 

 

The amortized cost of marketable securities at March 31, 2021 is equal to their fair value. Accordingly, no unrealized gains or losses were recognized in the three months ended March 31, 2021.

The maturities of the Company’s money market funds included in cash and cash equivalents, and marketable securities is less than one year.