Sec Form 4 Filing - Modersitzki Blake G @ Weave Communications, Inc. - 2022-03-07

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 Modersitzki Blake G 2. Issuer Name and Ticker or Trading Symbol Weave Communications, Inc. [ WEAV] 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) 2750 E. COTTONWOOD PARK, SUITE 600 3. Date of Earliest Transaction (MM/DD/YY) 03/07/2022 (Street) SALT LAKE CITY, UT84121 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 03/07/2022 P 37,000 A $ 6.47( 1 ) 37,000 D Common Stock 4,535,789 I By Pelion Ventures VI, L.P.( 2 ) Common Stock 310,138 I By Pelion Ventures VI-A, L.P.( 3 ) Common Stock 699,444 I By Pelion Ventures VII, L.P.( 4 )

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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Modersitzki Blake G 2750 E. COTTONWOOD PARK, SUITE 600 SALT LAKE CITY, UT84121 X Signatures /s/ Blake G. Modersitzki 03/09/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $6.08 to $6.93 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. ( 2 )Shares are held by Pelion Ventures VI, L.P. ("PV VI"). Pelion Venture Partners VI, L.L.C. ("PVP VI") is the sole general partner of PV VI. The Reporting Person is the managing director of PVP VI and may be deemed to exercise voting and dispositive power over the shares held by PV VI. The Reporting Person disclaims beneficial ownership of the shares held by PV VI except to the extent of his pecuniary interest therein. ( 3 )Shares are held by Pelion Ventures VI-A, L.P. ("PV VI-A"). PVP VI is the sole general partner of PV VI-A. The Reporting Person is the managing director of PVP VI and may be deemed to exercise voting and dispositive power over the shares held by PV VI-A. The Reporting Person disclaims beneficial ownership of the shares held by PV VI-A except to the extent of his pecuniary interest therein. ( 4 )Shares are held by Pelion Ventures VII, L.P. ("PV VII"). Pelion Venture Partners VII, L.L.C. ("PVP VII") is the sole general partner of PV VII. The Reporting Person is a managing director of PVP VII and may be deemed to share voting and dispositive power over the shares held by PV VII. The Reporting Person disclaims beneficial ownership of the shares held by PV VII except to the extent of his pecuniary interest therein.

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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