|
2. Marketable securities
Assets and liabilities measured at fair value
on a recurring basis based on Level 1 and Level 2 fair value measurement criteria as of March 31, 2023 and December 31, 2022 are
as follows:
| Schedule of fair value marketable securities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
Fair Value Measurements Using |
|
|
| |
|
Balance as of March 31, 2023 |
|
Quoted Prices in Active Markets for Identical Assets
(Level 1) |
|
Significant Other Observable Inputs
(Level 2) |
|
Significant Nonobservable Inputs (Level 3) |
| Marketable securities: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Corporate Bonds |
|
$ |
1,939,636 |
|
|
$ |
— |
|
|
$ |
1,939,636 |
|
|
$ |
— |
|
| Certificates of Deposits |
|
|
494,915 |
|
|
|
— |
|
|
|
494,915 |
|
|
|
— |
|
| Total marketable securities |
|
$ |
2,434,551 |
|
|
$ |
— |
|
|
$ |
2,434,551 |
|
|
$ |
— |
|
| |
|
|
|
Fair Value Measurements Using |
|
|
| |
|
Balance as of December 31, 2022 |
|
Quoted Prices in Active Markets for Identical Assets
(Level 1) |
|
Significant Other Observable Inputs
(Level 2) |
|
Significant Nonobservable Inputs (Level 3) |
| Marketable securities: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Corporate Bonds |
|
$ |
2,436,333 |
|
|
$ |
— |
|
|
$ |
2,436,333 |
|
|
$ |
— |
|
| Certificates of Deposits |
|
|
491,185 |
|
|
|
— |
|
|
|
491,185 |
|
|
|
— |
|
| Total marketable securities |
|
$ |
2,927,518 |
|
|
$ |
— |
|
|
$ |
2,927,518 |
|
|
$ |
— |
|
The Company’s investments in US government
bonds are measured based on publicly available quoted market prices for identical securities as of March 31, 2023 and December
31, 2022. The Company’s investments in corporate bonds, commercial paper and certificates of deposits are measured based
on quotes from market makers for similar items in active markets.
|