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                     U.S. SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                     FORM 4

                  STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

    Filed  pursuant to Section  16(a) of the  Securities  Exchange  Act of 1934,
       Section 17(a) of the Public Utility Holding Company Act of 1935 or
               Section 30(f) of the Investment Company Act of 1940

[ ]  Check box if no longer  subject to Section 16. Form 4 or Form 5 obligations
     may continue. See Instruction 1(b).

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1.   Name and Address of Reporting Person*

Weintraub                               B.              Leigh
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     (Last)                          (First)              (Middle)
1600 West Merit Parkway
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                                    (Street)
South Jordan                            UT              84095
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     (City)                          (State)                (Zip)

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2.   Issuer Name and Ticker or Trading Symbol
Merit Medical Systems, Inc.     MMSI
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3.   IRS Identification Number of Reporting Person, if an Entity (Voluntary)

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4.   Statement for Month/Year
September 2002
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5.   If Amendment, Date of Original (Month/Year)


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6.   Relationship of Reporting Person to Issuer
     (Check all applicable)

     [ ]   Director                                [ ]    10% Owner
     [X]   Officer (give title below)              [ ]   Other (specify below)
                        Vice President-Operations
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7.   Individual or Joint/Group Filing
     (Check applicable line)

     [X]   Form filed by one Reporting  Person
     [ ]   Form filed by more than one Reporting Person

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1 Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 6. Owner- ship 5. Amount of Form: 7. Nature of Securities Direct Indirect 1. Title of 2. Transaction 3. Transaction 4. Securities Acquired (A) Beneficially (D)or Beneficial Security Date Code or Disposed of (D) Owned at End Indirect (I) Ownership (Instr. 3) T(mm/dd/yy) (Instr. 8) (Instr. 3, 4 and 5) (Instr. 3 and 4) (Instr.4) (Instr.4) Code V Amount (A)or(D) Price =================================================================================================================================== COMMON STOCK NO PAR VALUE 09/18/02 M 3,125 A $ 3.72 - ----------------------------------------------------------------------------------------------------------------------------------- COMMON STOCK NO PAR VALUE 09/18/02 3,125 D $18,25 - ----------------------------------------------------------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------------------------------------------------------- - ----------------------------------------------------------------------------------------------------------------------------------- COMMON STOCK NO PAR VALUE 1,305 - ----------------------------------------------------------------------------------------------------------------------------------- COMMON STOCK By Employee NO PAR VALUE 2,568 D stock purchase (2) - ----------------------------------------------------------------------------------------------------------------------------------- COMMON STOCK By 401 (k) NO PAR VALUE 3,500 plan (1) - ----------------------------------------------------------------------------------------------------------------------------------- * If the form is filed by more than one Reporting Person, see Instruction 4(b)(v). Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
2 FORM 4 (continued) ================================================================================ Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ================================================================================
9. 10. Number Owner- of ship 2. Deriv- of Conver- 5. 7. ative Deriv- 11. sion Number of Title and Amount Secur- ative Nature or Derivative 6. of Underlying 8. ities Secur- of Exer- Securities Date Securities Price Bene- ity: In- cise 3. Acquired (A) Exercisable and (Instr. 3 and 4) of ficially Direct direct Price Trans- 4. or Disposed Expiration Date Deriv- Owned (D) or Bene- 1. of action Trans- of (D) (Month/Day/Year) Amount ative at End In- ficial Title of Deriv- Date action (Instr. 3, or Secur- of direct Owner Derivative ative (Month/ Code 4 and 5) Date Expira- Number ity Year (I) -ship Security Secur- Day/ (Instr.8) Exer- tion of (Instr.(Instr. (Instr. (Instr. (Instr. 3) ity Year) Code V (A) (D) cisable Date Title Shares 5) 4) 4) 4) =================================================================================================================================== Non-qualified $13.5280 N/A l2/08/02 12/08/11 Common 25,000 D stock-option (3) Stock (Right to buy) - ------------------------------------------------------------------------------------------------------------------------------------ Non-qualified $3.68 N/A 02/12/02 12/12/11 Common 28,455 D stock-option (7) Stock (Right to buy) - ------------------------------------------------------------------------------------------------------------------------------------ Non-qualified $4.1997 N/A 04/23/00 10/23/04 Common 5,470 D stock-option (6) Stock (Right to buy) - ------------------------------------------------------------------------------------------------------------------------------------ Non-qualified $3.68 N/A 09/30/99 03/31/04 Common 6,250 D stock-option (5) Stock (Right to buy) - ------------------------------------------------------------------------------------------------------------------------------------ Non-qualified $3.72 N/A M 3,125 06/18/98 02/18/02 Common 0 D stock-option (4) Stock (Right to buy) ===================================================================================================================================
/s/ B. Leigh Weintraub September 19, 2002 - ----------------------------------- ------------------- **Signature of Reporting Person Date Explanation of Responses: 1. Represent plan holdings as of 12/21/01 based upon most recent plan statement timely distributed 2. Purchase of 2,054 Shares from the Employee Stock Puchase Plan 3. Become exercisable in equal annual installments of 20% commencing 12/08/02 4. Become exersisable in equal annual installments of 20% commencing 06/18/98 5. Become exercisable in equal annual installments of 20% commencing 09/30/99 6. Become exercisable in equal annual installments of 20% commencing 04/23/00 7. Become exercisable in equal annual installments of 20% commencing 02/12/02 ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note:File three copies of this form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedure. 3