(Jersey) SLP Yucca Form 4 Datadog / (Jersey) SLP Yucca ownership change

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

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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^*

Yucca (Jersey) SLP

(Last)

(First)

(Middle)

5TH FLOOR, 44 ESPLANADE

(Street)

ST. HELIER

JE1 3FG

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Datadog, Inc. [ DDOG ]

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)
02/24/2020

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	02/24/2020		S		700	D	$42.7⁽¹⁾	137,808	D⁽²⁾
Class A Common Stock	02/24/2020		S		3,500	D	$43.97⁽³⁾	134,308	D⁽²⁾
Class A Common Stock	02/24/2020		S		63,765	D	$44.98⁽⁴⁾	70,543	D⁽²⁾
Class A Common Stock	02/24/2020		S		800	D	$45.31⁽⁵⁾	69,743	D⁽²⁾
Class A Common Stock	02/25/2020		S		23,401	D	$43.64⁽⁶⁾	46,342	D⁽²⁾
Class A Common Stock	02/25/2020		S		42,142	D	$44.46⁽⁷⁾	4,200	D⁽²⁾
Class A Common Stock	02/25/2020		S		4,200	D	$45.3⁽⁸⁾	0	D⁽²⁾
Class A Common Stock								1	D⁽⁹⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

1. Name and Address of Reporting Person^*

Yucca (Jersey) SLP

(Last)

(First)

(Middle)

5TH FLOOR, 44 ESPLANADE

(Street)

ST. HELIER

JE1 3FG

(City)

(State)

(Zip)

1. Name and Address of Reporting Person^*

Index Venture Growth Associates III Ltd

(Last)

(First)

(Middle)

5TH FLOOR, 44 ESPLANADE

(Street)

ST. HELIER

JE1 3FG

(City)

(State)

(Zip)

1. Name and Address of Reporting Person^*

Index Venture Associates VI Ltd

(Last)

(First)

(Middle)

5TH FLOOR, 44 ESPLANADE

(Street)

ST. HELIER

JE1 3FG

(City)

(State)

(Zip)

Explanation of Responses:

1. On February 24, 2020, Yucca (Jersey) SLP ("Yucca") sold 700 shares of the Issuer's Class A Common Stock. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.50 - $43.00. 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 sold at each separate price within the range set forth in this footnote.

2. The shares are held by Yucca. Yucca is the administrator of the Index co-investment vehicles that are contractually required to mirror the relevant Index fund's investment in the Issuer (in this case, Index Ventures Growth III (Jersey), L.P. ("Index Growth III", Index Ventures VI (Jersey), L.P. ("Index VI") and Index Ventures VI Parallel Entrepreneur Fund (Jersey), L.P. ("Index VI Parallel")). Index Venture Growth Associates III Limited ("IVGA III") is the general partner of Index Growth III and Index Venture Associates VI Limited ("IVA VI") is the general partner of Index VI. Each of IVGA III and IVA VI disclaims Section 16 beneficial ownership of such shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such shares are beneficially owned by it for Section 16 or any other purpose.

3. On February 24, 2020, Yucca sold 3,500 shares of the Issuer's Class A Common Stock. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.18 - $44.15. 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 sold at each separate price within the range set forth in this footnote.

4. On February 24, 2020, Yucca sold 63,765 shares of the Issuer's Class A Common Stock. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.29 - $45.27. 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 sold at each separate price within the range set forth in this footnote.

5. On February 24, 2020, Yucca sold 800 shares of the Issuer's Class A Common Stock. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.29 - $45.33. 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 sold at each separate price within the range set forth in this footnote.

6. On February 25, 2020, Yucca sold 23,401 shares of the Issuer's Class A Common Stock. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.06 - $44.05. 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 sold at each separate price within the range set forth in this footnote.

7. On February 25, 2020, Yucca sold 42,412 shares of the Issuer's Class A Common Stock. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.06 - $45.01. 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 sold at each separate price within the range set forth in this footnote.

8. On February 25, 2020, Yucca sold 4,200 shares of the Issuer's Class A Common Stock. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.07 - $45.52. 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 sold at each separate price within the range set forth in this footnote.

9. This share is held by Index VI. IVA VI disclaims Section 16 beneficial ownership of such share except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that such share is beneficially owned by it for Section 16 or any other purpose.

Remarks:

	Yucca (Jersey) SLP, By Intertrust Employee Benefit Services Limited, as authorized signatory of Yucca (Jersey) SLP in its capacity as Administrator of the Index Co-Investment Scheme, By: /s/ Sarah Earles, /s/ Nick McHardy, Its: Authorized Signatories	02/26/2020
	Index Venture Growth Associates III Limited, By: /s/ Sinead Meehan, Its: Director	02/26/2020
	Index Venture Associates VI Limited, By: /s/ Nigel Greenwood, Its: Director	02/26/2020
	** Signature of Reporting Person	Date
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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(Jersey) SLP Yucca Form 4Datadog / (Jersey) SLP Yucca ownership change