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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Income Tax Disclosure [Abstract]  
Schedule of Effective Income Tax Rate Reconciliation

A reconciliation of income tax expense computed at the statutory federal income tax rate to income taxes reflected in the consolidated financial statements is as follows:

 

 

 

Year Ended
December 31,

 

 

 

2022

 

 

2021

 

Income tax computed at federal statutory tax rate

 

 

21.0

%

 

 

21.0

%

Permanent differences

 

 

(1.4

)%

 

 

(0.3

)%

State taxes, net of federal benefit

 

 

4.9

%

 

 

4.9

%

Research and development and other tax credits

 

 

4.4

%

 

 

4.7

%

Change in deferred tax asset valuation allowance

 

 

25.8

%

 

 

(30.4

)%

Loss of Attributes - IRC 382 Ownership Change

 

 

(54.7

)%

 

 

 

Other

 

 

 

 

 

0.1

%

 

 

 

%

 

 

%

Schedule of Deferred Tax Assets and Liabilities

Net deferred tax assets as of December 31, 2022 and 2021 consist of the following (in thousands):

 

 

December 31,

 

 

2022

 

 

2021

 

Deferred tax assets:

 

 

 

 

 

Net operating loss carryforwards

$

25,154

 

 

$

46,462

 

Research and development credits

 

1,751

 

 

 

7,288

 

Stock-based compensation

 

1,295

 

 

 

848

 

Operating lease liabilities

 

583

 

 

 

382

 

Capitalized research & experimental expenditures

 

9,076

 

 

 

 

Deferred revenue

 

2,763

 

 

 

 

Other

 

474

 

 

 

73

 

Total gross deferred tax assets

 

41,096

 

 

 

55,053

 

Less: valuation allowance

 

(40,512

)

 

 

(54,697

)

Total deferred tax assets

 

584

 

 

 

356

 

Deferred tax liabilities:

 

 

 

 

 

Operating lease right-of-use assets

 

(584

)

 

 

(356

)

Total deferred tax liabilities

 

(584

)

 

 

(356

)

Net deferred taxes

$

 

 

$