Shareholder files Form 144 for 7,916 shares

A shareholder filed a notice to sell 7,916 shares of Class A common stock under Rule 144.

Rhea-AI Filing Summary

A shareholder filed a notice to sell 7,916 shares of Class A common stock under Rule 144. The planned sale is through Morgan Stanley Smith Barney LLC Executive Financial Services on the NASDAQ, with an aggregate market value of $1,001,928.12. The issuer had 325,443,373 shares outstanding at the time listed.

The 7,916 shares to be sold were acquired on November 6, 2012 via a fund distribution from affiliates of Index Venture Associates. Over the past three months, the 2019 SHAH FAMILY TRUST reported two sales of 7,916 Class A shares each, on November 13, 2025 and December 12, 2025, with gross proceeds of $1,482,120.60 and $1,163,206.33, respectively.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many DDOG shares are covered by this Form 144 notice?

The notice covers a proposed sale of 7,916 shares of Class A common stock.

On which exchange and through which broker will the DDOG shares be sold?

The shares are planned to be sold on the NASDAQ through Morgan Stanley Smith Barney LLC Executive Financial Services.

What is the aggregate market value of the DDOG shares to be sold?

The aggregate market value of the 7,916 shares to be sold is listed as $1,001,928.12.

When were the DDOG shares being sold under Rule 144 originally acquired?

The 7,916 shares were acquired on November 6, 2012 via a fund distribution from affiliates of Index Venture Associates.

How many DDOG shares are shown as outstanding in this Form 144?

The filing lists 325,443,373 shares of the issuer’s stock as outstanding.

What DDOG sales occurred in the past 3 months for the same account?

The 2019 SHAH FAMILY TRUST sold 7,916 Class A shares on November 13, 2025 for $1,482,120.60 and 7,916 shares on December 12, 2025 for $1,163,206.33.

What is Rule 10b5-1 trading plan information mentioned in this DDOG filing?

The past 3-month sales are labeled as 10b5-1 Sales for 2019 SHAH FAMILY TRUST, indicating they were executed under a Rule 10b5-1 trading arrangement.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/13/2026 - 04:22 PM EST Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001783882
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Datadog, Inc.
SEC File Number	001-39051
Address of Issuer	620 8th Avenue, 45th Floor New York NEW YORK 10018
Phone	8663294466
Name of Person for Whose Account the Securities are To Be Sold	2019 SHAH FAMILY TRUST
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	7916	1001928.12	325443373	01/13/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	11/06/2012	Fund Distribution	Affiliates of Index Venture Associates			7916	11/06/2012	Fund Distribution

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for 2019 SHAH FAMILY TRUST 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	12/12/2025	7916	1163206.33
10b5-1 Sales for 2019 SHAH FAMILY TRUST 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	11/13/2025	7916	1482120.60

144: Remarks and Signature

Remarks	The securities to be sold were acquired upon a pro-rata distribution of a fund during the period of 11/06/2012 through 05/08/2019.
Date of Notice	01/13/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/13/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Shardul Gautam Shah
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)