DDOG Form 144: Insider sales reported

DDOG reported Form 144 sales filings showing insider sales of Class A Common shares.

Rhea-AI Filing Summary

DDOG reported Form 144 sales filings showing insider sales of Class A Common shares. The excerpt lists multiple transactions dated 05/05/2026, 05/07/2026, 06/02/2026 and shows quantities and gross proceeds for each sale under announced 10b5-1 plans.

Insights

Securities Compliance Analyst

Routine Form 144 sales under 10b5-1 plans by an individual reporting person.

The excerpt lists multiple dispositions of Class A Common shares by Sean Michael Walters with per-trade share counts and gross proceeds. Transactions are labeled as 10b5-1 Sales, indicating pre-arranged selling plans.

Cash-flow treatment is shown as gross proceeds per trade; timing and plan details beyond dates are not provided in the excerpt.

Key Figures

Sale — 06/02/2026: 13,409 shares Gross proceeds — 06/02/2026 trade: $3,582,273.35 Sale — 05/07/2026: 7,657 shares +3 more

6 metrics

Sale — 06/02/2026 13,409 shares reported sale date <date>06/02/2026</date>

Gross proceeds — 06/02/2026 trade $3,582,273.35 proceeds listed for 13,409 shares

Sale — 05/07/2026 7,657 shares reported sale date <date>05/07/2026</date>

Gross proceeds — 05/07/2026 trade $1,443,344.50 proceeds listed for 7,657 shares

Sale — 05/05/2026 1,914 shares reported sale date <date>05/05/2026</date>

Gross proceeds — 05/05/2026 trade $287,100.00 proceeds listed for 1,914 shares

Key Terms

10b5-1, Form 144, RSU/PSU

3 terms

10b5-1 regulatory

"10b5-1 Sales for SEAN WALTERS"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Form 144 regulatory

"Filer Information | 144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

RSU/PSU financial

"Common | 06/01/2026 | RSU/PSU | Issuer"

FAQ

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

What insider sales does DDOG show on this Form 144?

The filing lists sales by Sean Michael Walters of Class A Common shares on 05/05/2026, 05/07/2026 and 06/02/2026. Each line shows share counts and gross proceeds for the reported 10b5-1 sales.

How many shares did the insider sell and what were the proceeds?

The excerpt shows specific trades: 1,914 shares for $287,100, 7,657 shares for $1,443,344.50, and 13,409 shares for $3,582,273.35, each reported with a trade date and labeled as 10b5-1 sales.

Were these sales part of a Rule 10b5-1 plan for DDOG insiders?

Yes; the sales lines are labeled "10b5-1 Sales" for Sean Michael Walters, indicating the trades were reported as executed under pre-arranged 10b5-1 selling plans in the excerpt provided.

Does the Form 144 excerpt state who received the proceeds?

The excerpt reports gross proceeds per trade but does not state the recipient beyond the selling person. The lines show proceeds amounts; additional allocation or use-of-proceeds details are not included in the provided excerpt.

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

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 06/11/2026 - 04:28 PM EDT 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	0001903980
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	Sean Walters
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	Officer

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	11876	2703333.88	330825798	06/11/2026	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	06/01/2026	RSU/PSU	Issuer			11876	06/01/2026	N/A

* 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
SEAN MICHAEL WALTERS 620 8th Avenue, 45th Floor New York NY 10018	Common	06/02/2026	13409	3582273.35
10b5-1 Sales for SEAN WALTERS 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	05/07/2026	7657	1443344.50
10b5-1 Sales for SEAN WALTERS 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	05/05/2026	1914	287100.00

144: Remarks and Signature

Remarks	Use the remarks Securities to be sold, acquired through RSU/PSU or upon option exercise, were registered on Form S-8
Date of Notice	06/11/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	12/12/2025
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/ Sean Walters
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)