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Stock Awards and Stock-Based Compensation (Tables)
 6 Months Ended
Jun. 30, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock Options Activity
The following table summarizes stock option activity for the three and six months ended June 30, 2023:
Options
Outstanding		Weighted
Average
Exercise Price
Per Share		Weighted
Average
Remaining
Contractual
Life (years)		Aggregate
Intrinsic Value
Balance as of January 1, 2022395,002$6.40 2.42$5,365,737 
Options granted7,4433.20 
Options exercised(15,121)6.30 
Options canceled and forfeited(215)4.40 
Balance as of December 31, 2022387,109$6.40 1.45$— 
Options granted2,6473.01 
Options exercised(1,230)3.25 
Options canceled and forfeited(756)7.94 
Balance as of March 31, 2023387,770$6.37 1.21$— 
Options granted2,6752.24 
Options exercised0— 
Options canceled and forfeited(937)6.40 
Balance as of June 30, 2023389,5086.34 0.98— 
Options vested and exercisable as of June 30, 2023389,508$6.34 0.98$— 
Options
Outstanding		Weighted
Average
Exercise Price
Per Share		Weighted
Average
Remaining
Contractual
Life (years)		Aggregate
Intrinsic Value
Balance as of January 1, 2023387,109$6.40 1.45$— 
Options granted5,3222.57 
Options exercised(1,230)3.25 
Options canceled and forfeited(1,693)7.09 
Balance as of June 30, 2023389,508 6.34 0.98— 
Options vested and exercisable as of June 30, 2023389,508 $6.34 0.98— 
Schedule of Outstanding RSU Activity
A summary of outstanding RSU activity is as follows:
RSU Outstanding Number of Shares
Balance as of January 1, 2022126,900
Granted211,700
Vested (issued)(46,036)
Forfeited—
Balance as of December 31, 2022292,564
Granted9,253
Vested (issued)(98,193)
Forfeited (16,835)
Balance as of June 30, 2023186,789
Schedule of Stock Options Valuation Assumptions
The following assumptions were used to calculate the fair value of options granted during the six months ended June 30, 2023:
Fair value of Class A Common Stock
$1.60—3.57
Exercise price
$1.99 — 3.09
Risk free interest rate
3.82 — 4.27%
Expected dividend yield0.00 %
Expected volatility
85.88 — 96.45%
Expected term3 Years
Schedule of Stock-Based Compensation Expense
Our consolidated statements of operations include stock-based compensation expense as follows:
Three months ended June 30,Six months ended June 30,
2023202220232022
Cost of services$161 $1,220 $656 $3,394 
Research and development12,766 50,440 31,620 110,300 
Selling, general, and administrative84,810 407,986 125,035 633,738 
Total stock-based compensation expense$97,737 $459,646 $157,311 $747,432