SEC Form 4

FORM 4		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 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Foundry Venture 2007, LLC (Last) (First) (Middle) 1050 WALNUT STREET SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol SendGrid, Inc. [ SEND ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 04/10/2018
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	04/10/2018		S(1)		858,505	D	$22.86	1,969,846	I	By: Foundry Group Select Fund, L.P.(2)
Common Stock	04/10/2018		S(1)		2,094,213	D	$22.86	4,886,496	I	By: Foundry Venture Capital 2007, L.P.(3)

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

1. Name and Address of Reporting Person* Foundry Venture 2007, LLC (Last) (First) (Middle) 1050 WALNUT STREET SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Foundry Group Select Fund, L.P. (Last) (First) (Middle) 1050 WALNUT STREET SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Foundry Select Fund GP, LLC (Last) (First) (Middle) 1050 WALNUT STREET SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Foundry Venture Capital 2007, L.P. (Last) (First) (Middle) 1050 WALNUT STREET, SUITE 210 SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* FELD BRADLEY A (Last) (First) (Middle) 1050 WALNUT STREET, SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Levine Seth (Last) (First) (Middle) 1050 WALNUT STREET, SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* MCINTYRE RYAN A (Last) (First) (Middle) 1050 WALNUT STREET, SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* MENDELSON JASON A (Last) (First) (Middle) 1050 WALNUT STREET, SUITE 210 (Street) BOULDER CO 80302 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. The Reporting Persons sold shares to the underwriters in connection with the closing of the Issuer's follow-on public offering. The reported sale price reflects the price at which the Reporting Persons sold shares to the underwriters, which is net of underwriting commissions.

2. The shares are held by Foundry Group Select Fund, L.P. The general partner of Foundry Group Select Fund, L.P. is Foundry Select Fund GP, LLC and has voting and dispositive power over these shares. Brad Feld, Seth Levine, Ryan McIntyre and Jason Mendelson are the managing members of Foundry Select Fund GP, LLC and share voting and dispositive power over these shares. Each of Foundry Select Fund GP, LLC, Mr. Feld, Mr. Levine, Mr. McIntyre and Mr. Mendelson disclaims beneficial ownership of the shares except to the extent of his or its respective pecuniary interest therein.

3. The shares are held by Foundry Venture Capital 2007, L.P. The general partner of Foundry Venture Capital 2007, L.P. is Foundry Venture 2007,LLC and has voting and dispositive power over these shares. Brad Feld, Seth Levine, Ryan McIntyre and Jason Mendelson are the managing members of Foundry Venture 2007, LLC and share voting and dispositive power over these shares. Each of Foundry Venture 2007, LLC, Mr. Feld, Mr. Levine, Mr. McIntyre and Mr. Mendelson disclaims beneficial ownership of the shares except to the extent of his or its respective pecuniary interest therein.

Remarks:

	/s/ Brad Feld, Managing Director of Foundry Venture 2007, LLC	04/11/2018
	/s/ Brad Feld, Managing Director of Foundry Select Fund GP, LLC, the General Partner of Foundry Group Select Fund, L.P.	04/11/2018
	/s/ Brad Feld, Managing Director of Foundry Select Fund GP, LLC	04/11/2018
	/s/ Brad Feld, Managing Director of Foundry Venture 2007, LLC, the General Partner of Foundry Venture Capital 2007, L.P.	04/11/2018
	/s/ Brad Feld	04/11/2018
	/s/ Seth Levine	04/11/2018
	/s/ Ryan McIntyre	04/11/2018
	/s/ Jason Mendelson	04/11/2018
	** Signature of Reporting Person	Date
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* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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