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INVESTMENTS
6 Months Ended
Jun. 30, 2021
INVESTMENTS  
INVESTMENTS

4. INVESTMENTS

Investments by security type consisted of the following as of June 30, 2021 and December 31, 2020:

June 30, 2021

Gross

Gross

Amortized

Unrealized

Unrealized

Fair

Cost

Gains

Losses

Value

U.S. government agencies securities

$

5,000

$

$

$

5,000

Total

$

5,000

$

$

$

5,000

December 31, 2020

Gross

Gross

Amortized

Unrealized

Unrealized

Fair

Cost

Gains

Losses

Value

U.S. treasury securities

$

26,744

$

2

$

$

26,746

U.S. government agencies securities

49,528

2

49,530

Total

$

76,272

$

4

$

$

76,276

As of June 30, 2021 and December 31, 2020, all of the Company’s investments had a contractual maturity within one year. The fair value of all of the Company’s investments are classified as short-term on its condensed consolidated balance sheets.