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MARKETABLE SECURITIES
 12 Months Ended
Jul. 31, 2024
Marketable securities:  
MARKETABLE SECURITIES

2. MARKETABLE SECURITIES:

The Company’s remaining marketable securities consisting of investments in equity securities and mutual funds were sold in May 2024. Net realized gain on the sale of marketable securities for the year ended July 31, 2024, including liquidation of the remaining marketable securities in May 2024 aggregated $124,907, with proceeds of $2,544,927.

As of July 31, 2024 and 2023, the Company’s marketable securities were classified as follows:

   July 31, 2024   July 31, 2023 
   Cost   Gross
Unrealized
Gains		   Gross
Unrealized
Losses		   Fair
Value		   Cost   Gross
Unrealized
Gains		   Gross
Unrealized
Losses		   Fair
Value		 
Available-for-sale:                                
Mutual funds  $—   $—   $—   $—   $595,166   $301,007   $—   $896,173 
Equity securities   —    —    —    —    904,981    499,287    —    1,404,268 
   $—   $—   $—   $—   $1,500,147   $800,294   $—   $2,300,441 

Investment income (loss) for the years ended July 31, 2024 and 2023 consists of the following:

   2024   2023 
Dividend and interest income  $87,922   $98,335 
Net realized gain on sale of marketable securities   124,907    130,009 
Net unrealized (loss) on marketable securities   —    (366,206)
Total  $212,829   $(137,862)