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CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS (Tables)
3 Months Ended
Mar. 31, 2022
CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS  
Schedule of cash equivalents and short-term investments

The Company’s cash equivalents and short-term investments are invested in the following (in thousands):

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​

​

​

​

​

​

​

​

​

​

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March 31, 2022

​

    

Amortized Cost

    

Unrealized Gains

    

Unrealized Losses

    

Fair Value

Money market funds

​

$

87,581

​

$

—

​

$

—

​

$

87,581

Total cash equivalents

​

​

87,581

​

​

—

​

​

—

​

​

87,581

Commercial paper

​

​

56,282

​

​

—

​

​

—

​

​

56,282

Corporate bonds

​

​

16,140

​

​

—

​

​

(32)

​

​

16,108

Government bonds

​

​

17,274

​

​

—

​

​

(3)

​

​

17,271

Asset-backed securities

​

​

7,516

​

​

—

​

​

(2)

​

​

7,514

Total short-term investments

​

​

97,212

​

​

—

​

​

(37)

​

​

97,175

Total cash equivalents and short-term investments

​

$

184,793

​

$

—

​

$

(37)

​

$

184,756

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

    

December 31, 2021

​

    

Amortized Cost

    

Unrealized Gains

    

Unrealized Losses

    

Fair Value

Money market funds

​

$

46,521

​

$

—

​

$

—

​

$

46,521

Total cash equivalents

​

​

46,521

​

​

—

​

​

—

​

​

46,521

Commercial paper

​

​

70,401

​

​

—

​

​

—

​

​

70,401

Corporate bonds

​

​

65,645

​

​

—

​

​

(28)

​

​

65,617

Government bonds

​

​

36,487

​

​

—

​

​

(11)

​

​

36,476

Asset-backed securities

​

​

24,665

​

​

—

​

​

(10)

​

​

24,655

Total short-term investments

​

​

197,198

​

​

—

​

​

(49)

​

​

197,149

Total cash equivalents and short-term investments

​

$

243,719

​

$

—

​

$

(49)

​

$

243,670