Sec Form 4 Filing - HEESCHEN PAUL C @ PCM, INC. - 2019-08-30

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person HEESCHEN PAUL C 2. Issuer Name and Ticker or Trading Symbol PCM, INC. [ PCMI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 1940 EAST MARIPOSA AVENUE 3. Date of Earliest Transaction (MM/DD/YY) 08/30/2019 (Street) EL SEGUNDO, CA90245 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price COMMON 08/30/2019 D 53,600 D $ 0 ( 1 ) 0 D COMMON 08/30/2019 D 5,937 D $ 0 ( 1 ) 0 I By Paul C. Heeschen Rev. Living Trust

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (Right to Buy) $ 10.05 08/30/2019 D 6,375 ( 2 ) 05/20/2023 COMMON 6,375 ( 3 ) 0 D Stock Option (Right to Buy) $ 12.6 08/30/2019 D 11,000 ( 2 ) 05/20/2025 COMMON 11,000 ( 3 ) 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other HEESCHEN PAUL C 1940 EAST MARIPOSA AVENUE EL SEGUNDO, CA90245 X Signatures Brandon H. LaVerne, acting as attorney-in-fact for Paul Heeschen 09/03/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Disposition pursuant to the Agreement and Plan of Merger (the "Merger Agreement") by and among PCM, Inc. (the "Company"), Insight Enterprises, Inc. and Trojan Acquisition Corp., dated as of June 23, 2019, whereby each share of common stock, par value $0.001, of the Company was converted on the effective date of the merger (August 30, 2019) into the right to receive $35.00 in cash, without interest. ( 2 )This option is exercisable in quarterly installments over a two year period. Any unvested options vested in full at the effective time of the merger pursuant to the Merger Agreement. ( 3 )Disposition pursuant to the Merger Agreement: at the effective time of the merger, each option to purchase the issuer's stock under the issuer's stock plans, whether vested or unvested, was cancelled in exchange for the right to receive an amount in cash equal to the product of (a) the excess of $35.00 over the exercise price of such option multiplied by (b) the number of shares of common stock subject to such option.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

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