v3.26.3
SIGNIFICANT ACCOUNTING POLICIES (Tables)
3 Months Ended
Aug. 31, 2026
Accounting Policies [Abstract]  
SCHEDULE OF NET INVENTORIES

Net inventories are comprised of approximately the following:

 

   August 31, 2026   May 31, 2026 
Raw materials  $1,089,000   $1,054,000 
Work in progress   648,000    868,000 
Finished products   267,000    179,000 
Total gross inventory   2,004,000    2,101,000 
Inventory reserves   (370,000)   (394,000)
Net inventory  $1,634,000   $1,707,000 
SUMMARY OF OPTIONS ACTIVITY

The following summary presents the options granted, exercised, expired, cancelled and outstanding for the three months ended August 31, 2026:

 

   Option Shares   Weighted Average Exercise Price 
Options Outstanding at May 31, 2026   454,384   $16.88 
Canceled or expired   (25,001)   10.64 
Options Outstanding at August 31, 2026   429,383   $17.24 
Options vested and exercisable at August 31, 2026   284,394   $24.14 
SCHEDULE OF RSUs ACTIVITY

The following summary presents the restricted stock awards granted, vested, forfeited and outstanding for the three months ended August 31, 2026:

 

  

Restricted

Stock Awards

  

Weighted Average

Grant Date Fair Value

 
Unvested Restricted Stock Awards at May 31, 2026   168,437   $2.57 
Granted   -    - 
Vested   -    - 
Unvested Restricted Stock Awards at August 31, 2026   168,437   $2.57 
SCHEDULE OF DISAGGREGATION REVENUE

The following is a breakdown of revenues according to markets to which the products are sold:

 

   2026   2025 
   Three Months Ended August 31, 
   2026   2025 
Clinical lab  $775,000   $1,024,000 
Over-the-counter   291,000    161,000 
Contract manufacturing   197,000    192,000 
Physician’s office   2,000    3,000 
Total  $1,265,000   $1,380,000