Sec Form 4 Filing - Wynne Cheryl A @ BSQUARE CORP /WA - 2023-12-08

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 Wynne Cheryl A 2. Issuer Name and Ticker or Trading Symbol BSQUARE CORP /WA [ BSQR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) C/O BSQUARE CORPORATION, PO BOX 59478 3. Date of Earliest Transaction (MM/DD/YY) 12/08/2023 (Street) RENTON, WA98058 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 Stock 12/08/2023 M 45,000 A $ 1.43 45,000 D Common Stock 12/08/2023 D 45,000 A 0 D

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) $ 1.43 12/08/2023 M 45,000 ( 2 ) ( 2 ) 11/16/2030 Common Stock 45,000 $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Wynne Cheryl A C/O BSQUARE CORPORATION PO BOX 59478 RENTON, WA98058 Chief Financial Officer Signatures /s/ Cheryl A Wynne 12/08/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )In connection with that certain Agreement and Plan of Merger by and among Bsquare Corporation (the "Company"), Kontron America, Incorporated, and Kontron MergerSub, Inc., dated as of October 11, 2023 (the "Merger Agreement") and the related tender offer, the Reporting Person became entitled to receive, in respect of each share of the Company's Common Stock, an amount in cash equal to $1.90 (the "Offer Price"). ( 2 )The Merger Agreement provides that, at the Effective Time (as defined in the Merger Agreement), subject to any required withholding taxes, each compensatory option to purchase Shares (a "Company Option") that is then outstanding and unexercised whether or not vested, and has a per Share exercise price that is less than the Offer Price (each, an "In the Money Option"), will be cancelled and converted into the right to receive a cash payment equal to (i) the excess, if any, of (A) the Offer Price over (B) the exercise price payable per Share under such In the Money Option, (ii) multiplied by the total number of Shares subject to such In the Money Option immediately prior to the Effective Time.

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).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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