UNITED STATES SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 4
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
( ) Check this box if no longer subject to section 16.
Form 4 or Form 5 obligations may continue. See Instructions 1(b).
1. Name and Address of Reporting Person
George J. Isaac
1401 Walnut Street, Suite 540
Boulder, Colorado 80302
USA
2. Issuer Name and Ticker or Trading Symbol
Pro-Dex, Inc./ PDEX
3. IRS or Social Security Number of Reporting Person (Voluntary)
4. Statement for Month/Year
May/1998
5. If Amendment, Date of Original (Month/Year)
6. Relationship of Reporting Person(s) to Issuer (Check all applicable)
(X) Director ( ) 10% Owner (X) Officer (give title below)
( ) Other (specify below)
CFO/Secretary/Treasurer
7. Individual or Joint/Group Filing (Check Applicable Line)
(X) Form filed by One Reporting Person
( ) Form filed by More than One Reporting Person
________________________________________________________________________________
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
________________________________________________________________________________
1.Title of Security |2.Trans-|3.Trans-|4.Securities Acquired (A) |5.Amount of
(Instruction 3) |action |action |or Disposed of (D) |Securities
|Date |Code |(Instr. 3, 4, and 5) |Beneficially
| |(Instr. | |Owned at
|(Month/ | 8) | |End of Month
| Day/ |________|___________________________|(Instr.
| Year) |Code| V | Amount |(A)or(D)| Price | 3 & 4)
_____________________|________|____|___|________|________|_________|____________
Common Stock |05/21/98| | P | 500 | (A) |$1,093.75| 1,500
_____________________|________|____|___|________|________|_________|____________
Common Stock | | | | | | | 4,000
_____________________|________|____|___|________|________|_________|____________
__________________________________________
6.Ownership Form: |7.Nature of
Direct (D) or | Indirect Beneficial
Indirect (I) | Ownership
(Instr. 4) | (Instr. 4)
____________________|_____________________
D |
____________________|_____________________
I | By Spouse
____________________|_____________________
________________________________________________________________________________
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securites)
________________________________________________________________________________
1.Title of Derivative|2.Con- |3.Trans-|4.Trans-|5.Number of|6.Date |7.Title
Security (Instr. 3) |version |action |action |Derivative |Exer- |and
|or Exer-|Date |Code |Securities |cisable |amount of
|cise |(Month/ |(Instr. |Acquired(A)|and Ex- |Underlying
|Price of| Day/ | 8) |or Disposed|piration|Securities
|Deriva- | Year) | |of (D) |Date |(Instr.
|tive | | |(Instr. 3, |(Month/ | 4)
|Security| | | 4, and 5) | Day/ |
| | |________|___________| Year) |
| | |Code| V | (A) | (D) | |
_____________________|________|________|____|___|_____|_____|________|__________
Options to acquire | 2.50 |04/07/95| | A | | | 4/7/95-| Common/
Common Stock* | | | | | | | 4/7/05 | 50,000
_____________________|________|________|____|___|_____|_____|________|__________
Options to acquire | 2.13 |11/21/95| | A | | |11/21/95| Common/
Common Stock* | | | | | | |11/21/05| 200,000
_____________________|________|________|____|___|_____|_____|________|__________
__________________________________________________________
8.Price of |9.Number of |10.Ownership Form |11.Nature of
Derivative |Derivative |of Derivative |Indirect
Security |Securities, |Security: |Beneficial
(Instr. 5) |Beneficially |Direct (D) or |Ownership
|Owned at End |Indirect (I) |(Instr. 4)
|of Month |(Instr. 4) |
|(Instr. 4) | |
___________|_____________|__________________|_____________
| | D |
___________|_____________|__________________|_____________
| 250,000 | D |
___________|_____________|__________________|_____________
Explanation of Responses:
* The options will expire, if not exercised, 90 days after the optionee ceases
as a Director.
SIGNATURE OR REPORTING PERSON
/s/ George J. Isaac
DATE
June 2, 1998
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