DataDog (NASDAQ: DDOG) files to sell 120,000 shares; 18,000 sold earlier

Rhea-AI Filing Summary

DataDog Inc. notice of proposed sale of 120,000 shares of Common Stock under a stock option, filed on 06/03/2026. The filing also reports 18,000 shares sold in the past three months for $4,478,037.06. The cover data lists an aggregate value of $29,853,405.39 and a figure of 330,825,798 (reported on 06/03/2026).

Insights

Securities Compliance Counsel

Form 144 records an intended brokered sale of option shares and prior recent disposals.

DataDog Inc. is providing notice under Rule 144 of an intended sale of 120,000 shares from a stock option on 06/03/2026. The filing lists prior sales of 18,000 shares totaling $4,478,037.06.

Timing and final execution depend on broker activity and compliance with Rule 144 conditions; further filings may show completed transactions.

Key Figures

Shares proposed for sale: 120,000 shares Aggregate value listed: $29,853,405.39 Shares sold in past 3 months: 18,000 shares +2 more

5 metrics

Shares proposed for sale 120,000 shares stock option, <date>06/03/2026</date>

Aggregate value listed $29,853,405.39 cover data, <date>06/03/2026</date>

Shares sold in past 3 months 18,000 shares sold through broker, <date>06/03/2026</date>

Proceeds from recent sales $4,478,037.06 18,000 shares sold in past 3 months

Reported figure 330,825,798 listed on cover, <date>06/03/2026</date>

Key Terms

Form 144, Stock Option, Securities Sold During The Past 3 Months

3 terms

Form 144 regulatory

"Securities To Be Sold ... Cash 144: Securities Sold During The Past 3 Months"

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.

Stock Option financial

"Common | 12/29/2018 | Stock Option | DataDog Inc"

A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.

Securities Sold During The Past 3 Months regulatory

"144: Securities Sold During The Past 3 Months ... 18,000 | 4478037.06"

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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
Common	Merrill Lynch Pierce Fenner & Smith 100 Federal St. 12th Fl Boston MA 02127	120000	29853405.39	330825798	06/03/2026	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	12/29/2018	Stock Option	DataDog Inc			120000	06/03/2026	Cash

* 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
LIDI 11 21 LLC C/O DataDog Inc 620 8th Ave 45th Fl New York NY 10018	DataDog Inc	06/03/2026	18000	4478037.06

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the DDOG Form 144 filing report?

It reports a proposed sale of 120,000 shares of Common Stock under a stock option, filed on 06/03/2026. The document also discloses 18,000 shares sold in the prior three months for $4,478,037.06.

How much value is shown for the shares in the filing for DDOG?

The cover data lists an aggregate value of $29,853,405.39 associated with 120,000 shares. The filing separately reports proceeds of $4,478,037.06 for 18,000 shares sold in the past three months.

Does the Form 144 show completed sales for DDOG?

It shows prior completed sales of 18,000 shares during the past three months, producing $4,478,037.06. The 120,000-share entry is a notice of intended sale under Rule 144 filed on 06/03/2026.

What is the significance of the number 330,825,798 in the filing?

The filing lists 330,825,798 alongside the security and date 06/03/2026. The document provides the figure but does not label it further within the excerpt; it is included here as reported on that date.