Sec Form 4 Filing - GRAYSON BRUNS H @ EVERBRIDGE, INC. - 2017-08-07

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 GRAYSON BRUNS H 2. Issuer Name and Ticker or Trading Symbol EVERBRIDGE, INC. [ EVBG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O ABS VENTURES IX, L.P., 950 WINTER STREET 3. Date of Earliest Transaction (MM/DD/YY) 08/07/2017 (Street) WALTHAM, MA02451 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 ( 1 ) 08/07/2017 J( 2 ) 1,640,437 D $ 0 3,010,000 I See footnote ( 1 ) Common Stock ( 3 ) 73,900 I See footnote ( 3 ) Common Stock ( 3 ) 08/07/2017 J( 4 )( 5 ) 25,123 D $ 0 0 I See footnote ( 3 ) Common Stock 26,082 D Common Stock 2,019 I By trust for daughter Common Stock ( 6 ) 403 I See footnote ( 6 ) Common Stock ( 1 ) 08/07/2017 S( 7 ) 10,000 D $ 22.0707 3,000,000 I See footnote ( 1 )

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 GRAYSON BRUNS H C/O ABS VENTURES IX, L.P. 950 WINTER STREET WALTHAM, MA02451 X X Signatures /s/ Bruns H. Grayson 08/09/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Refers to shares held in the name of ABS Ventures IX, L.P. ("ABS"). The reporting person is a managing member of Calvert Capital V LLC ("CCV"), the general partner of ABS, and has shared voting and dispositive power with respect to the shares held by ABS. ( 2 )ABS made a pro-rata distribution for no consideration of Common Stock of Everbridge, Inc. (the "Issuer") to its general partner and limited partners on August 7, 2017. The limited partners received 1,640,437 shares in the distribution. CCV, general partner of ABS, received 73,900 shares in the distribution (a change of form of beneficial ownership without a change of pecuniary interest exempt from reporting under Rule 16a-13). The total number of shares distributed was 1,714,337 shares. ( 3 )Refers to shares held by CCV (see footnote 2). ( 4 )CCV, a limited liability company organized in a manner similar to a limited partnership, made a pro rata distribution for no consideration to its members on August 7, 2017. 25,123 shares were distributed to certain non-managing members and 48,777 shares were distributed as follows: (i) CCV managing member R. William Burgess, Jr. ("Burgess") received 15,494 shares and his IRA received 4,779 shares (a change of form of beneficial ownership without a change of pecuniary interest exempt from reporting under Rule 16a-13), (ii) Calvert Capital Management Company ("CCMC"), a company which is controlled by Burgess and the reporting person, received 403 shares (a change of form of beneficial ownership without a change of pecuniary interest exempt from reporting under Rule 16a-13), ( 5 )(continued from footnote 4) (iii) the reporting person received 26,082 shares and a trust for his daughter (of which he is the sole trustee) received 2,019 shares (a change of form of beneficial ownership without a change of pecuniary interest exempt from reporting under Rule 16a-13). The total number of shares distributed was 73,900 shares. ( 6 )Refers to shares held by CCMC (see footnote 4). ( 7 )Represents the weighted average price for 10,000 shares sold within the range of $21.90 to $22.22. Information regarding the number of shares sold at each separate price will be made available from the reporting person upon request by the SEC, the issuer or its shareowners.

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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