Datadog, Inc. — Major Shareholding Notification 2021

Feb 16, 2021

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SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Schedule 13G

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d)

AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b)

(Amendment No. 1 ) *

Datadog, Inc.

(Name of Issuer)

Class A Common Stock, par value $0.00001

(Title of Class of Securities)

23804L103

(CUSIP Number)

December 31, 2020

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b)

¨ R ule 13d-1(c)

x R ule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

(Continued on following pages)

Page 1 of 11 Pages

Exhibit Index Contained on Page 9

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CUSIP NO. 23804L103 13 G Page 2 of 11

1	NAME OF REPORTING PERSON	Meritech Capital Partners V L.P. (“MCP V”)
2	CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP*	(a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

| NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH | SOLE VOTING POWER 8,143,020 Class A Common Stock (“shares”), except that Meritech Capital Associates V L.L.C. (“MCA V”), the general
partner of MCP V, may be deemed to have sole voting power with respect to such shares. |
| --- | --- |
| 6 | SHARED VOTING POWER See response to row 5. |
| 7 | SOLE DISPOSITIVE POWER 8,143,020 shares, except that MCA V, the general partner of MCP V, may be deemed to have sole dispositive power with respect to such shares. |
| 8 | SHARED DISPOSITIVE POWER See response to row 7. |

| 9 | AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
PERSON | 8,143,020 |
| --- | --- | --- |
| 10 | CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES
CERTAIN SHARES | ¨ |
| 11 | PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW 9 | 3.9% |
| 12 | TYPE
OF REPORTING PERSON | PN |

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CUSIP NO. 23804L103 13 G Page 3 of 11

| 1 | NAME
OF REPORTING PERSON | Meritech Capital Affiliates V L.P. (“MC AFF V”) |
| --- | --- | --- |
| 2 | CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* | (a) ¨ (b) x |
| 3 | SEC USE ONLY | |
| 4 | CITIZENSHIP OR PLACE OF ORGANIZATION Delaware | |

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	SOLE VOTING POWER 237,157 shares, except that MCA V, the general partner of MCP V, may be deemed to have sole voting power with respect to such shares.
6	SHARED VOTING POWER See response to row 5.
7	SOLE DISPOSITIVE POWER 237,157 shares, except that MCA V, the general partner of MCP V, may be deemed to have sole dispositive power with respect to such shares.
8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON	237,157
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*	¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9	0.1%
12	TYPE OF REPORTING PERSON*	PN

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CUSIP NO. 23804L103 13 G Page 4 of 11

1	NAME OF REPORTING PERSON	Meritech Capital Associates V L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*	(a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

| NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH | SOLE VOTING POWER 8,380,177 shares, of which 8,143,020 shares are held by MCP V and 237,157 shares are held by MC AFF V, for whom MCA V serves as general
partner. |
| --- | --- |
| 6 | SHARED VOTING POWER See response to row 5. |
| 7 | SOLE DISPOSITIVE POWER 8,380,177 shares, of which 8,143,020 shares are held by MCP V and 237,157 shares are held by MC AFF V, for whom MCA V serves as general
partner. |
| 8 | SHARED DISPOSITIVE POWER See response to row 7. |

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON	8,380,177
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*	¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9	4.0%
12	TYPE
OF REPORTING PERSON*	OO

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CUSIP NO. 23804L103 13 G Page 5 of 11

ITEM 1(A). NAME OF ISSUER

Datadog, Inc.

ITEM 1(B). ADDRESS OF ISSUER’S PRINCIPAL EXECUTIVE OFFICES

620 8 th Avenue, 45 th Floor

New York, NY 10018

ITEM 2(A). NAME OF PERSONS FILING This Statement is filed by Meritech Capital Partners V L.P., a Delaware limited partnership (“MCP V”), Meritech Capital Affiliates V L.P., a Delaware limited partnership (“MC AFF V”) and Meritech Capital Associates V L.L.C., a Delaware limited liability company (“MCA V”). The foregoing entities and individuals are collectively referred to as the “Reporting Persons.”

MCA V is the general partner of each of MCP V and MC AFF V, and may be deemed to have indirect beneficial ownership of shares of the issuer directly owned by MCP V and MC AFF V.

ITEM 2(B). ADDRESS OF PRINCIPAL OFFICE

The address for each of the Reporting Persons is:

Meritech Capital Partners 245 Lytton Ave, Suite 125 Palo Alto, CA 94301

ITEM 2(C). CITIZENSHIP MCP V and MC AFF V are Delaware limited partnerships. MCA V is a Delaware limited liability company.

ITEM 2(D) AND (E). TITLE OF CLASS OF SECURITIES AND CUSIP NUMBER

Class A Common Stock, $0.00001 par value

CUSIP #23804L103

ITEM 3. Not Applicable .

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CUSIP NO. 23804L103 13 G Page 6 of 11

ITEM 4. OWNERSHIP Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a) Amount beneficially owned : See Row 9 of cover page for each Reporting Person.

(b) Percent of Class : See Row 11 of cover page for each Reporting Person.

(c) Number of shares as to which such person has :

(i) Sole power to vote or to direct the vote : See Row 5 of cover page for each Reporting Person.

(ii) Shared power to vote or to direct the vote :

See Row 6 of cover page for each Reporting Person.

(iii) Sole power to dispose or to direct the disposition of :

See Row 7 of cover page for each Reporting Person.

(iv) Shared power to dispose or to direct the disposition of : See Row 8 of cover page for each Reporting Person.

ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: x Yes

ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON Under certain circumstances set forth in the limited partnership agreements of MCP V and MC AFF V, and the limited liability company agreement of MCA V, the general and limited partners or members, as the case may be, of each of such entities may be deemed to have the right to receive dividends from, or the proceeds from, the sale of shares of the issuer owned by each such entity of which they are a partner or member, as the case may be.

ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY OR CONTROL PERSON Not applicable.

ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP Not applicable.

ITEM 9. NOTICE OF DISSOLUTION OF GROUP Not applicable.

ITEM 10. CERTIFICATION Not applicable.

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CUSIP NO. 23804L103 13 G Page 8 of 11

SIGNATURES

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Date: February 16, 2021

Entities:
Meritech Capital Partners V L.P.
Meritech Capital Affiliates V L.P.
Meritech Capital Associates V L.L.C.
By:	/s/ Joel Backman
	Joel Backman, Attorney-in-fact
	for above-listed entities

The original statement shall be signed by each person on whose behalf the statement is filed or his authorized representative. If the statement is signed on behalf of a person by his authorized representative other than an executive officer or general partner of the filing person, evidence of the representative's authority to sign on behalf of such person shall be filed with the statement, provided, however, that a power of attorney for this purpose which is already on file with the Commission may be incorporated by reference. The name and any title of each person who signs the statement shall be typed or printed beneath his signature.

NOTE : Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7 for other parties for whom copies are to be sent.

Attention: Intentional misstatements or omissions of fact constitute Federal criminal violations (See 18 U.S.C. 1001)

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CUSIP NO. 23804L103 13 G Page 9 of 11

EXHIBIT INDEX

Exhibit		Found on Sequentially — Numbered Page
Exhibit A:	Agreement of Joint Filing	10
Exhibit B:	Reference to Joel Backman as Attorney-in-Fact	11

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CUSIP NO. 23804L103 13 G Page10 of 11

exhibit A

Agreement of Joint Filing

The Reporting Persons hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Class A Common Stock of Datadog, Inc. shall be filed on behalf of each of the Reporting Persons. Note that copies of the applicable Agreement of Joint Filing are already on file with the appropriate agencies.

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CUSIP NO. 23804L103 13 G Page 11 of 11

exhibit B

Reference to Joel Backman as Attorney-in-Fact

Joel Backman has signed the enclosed documents as Attorney-In-Fact. Note that a copy of the applicable Power of Attorney is already on file with the appropriate agencies.

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