[144] Datadog, Inc. SEC Filing

Rhea-AI Filing Summary

Datadog, Inc. insider Olivier Pomel filed a Form 144 to notify a proposed sale of 32,923 Class A common shares for an aggregate market value of $5,180,763.28, with an approximate sale date of 10/07/2025 on NASDAQ. The notice shows 21,728 of those shares were acquired the same day by exercise of stock options and paid in cash, while 11,195 are founder shares dated 07/08/2010. The filing reports total outstanding shares of 323,270,704, so the proposed block is roughly 0.01% of outstanding shares. The Form 144 also lists multiple prior sales by the same person under preplanned 10b5-1 programs and direct sales, which generated aggregate gross proceeds of about $20.3M in the recent three-month period.

Positive

• Transparent disclosure of a planned sale via Form 144 and listing of acquisition dates
• Use of 10b5-1 plans for many prior sales indicates trades were prearranged and not ad hoc

Negative

• Insider sales generated ~$20.3M in gross proceeds over the past three months, indicating notable ongoing insider liquidity
• Proposed sale of 32,923 shares (aggregate $5.18M) adds supply to the market on 10/07/2025

Insights

Corporate Insider / Governance Analyst

TL;DR: A founder/insider is selling a small fraction of outstanding shares, largely via option exercise and planned trades.

Olivier Pomel notifies a proposed sale of 32,923 Class A shares valued at $5.18M, with 21,728 shares acquired by option exercise on 10/07/2025. The filing shows both recent option exercises and long‑held founders shares, indicating a mix of liquidity sources rather than a single-disposition event.

The filing also records multiple prior sales executed under 10b5-1 plans and direct sales that produced about $20.3M in gross proceeds over the past three months. Monitor whether future plan filings or large unscheduled dispositions occur within the next few months, as continued steady sales through 10b5-1 plans are the disclosed mechanism for liquidity.

Equity Markets / Supply Impact Analyst

TL;DR: The notified sale is small relative to total shares outstanding, so immediate market impact is likely limited.

The proposed block equals roughly 0.01% of the 323,270,704 shares outstanding reported on the form, which is a de minimis supply increase on its own. However, the recent pattern of multiple tranche sales under 10b5-1 plans and direct sales produced about $20.3M in proceeds in three months, showing ongoing insider liquidity activity.

For short-term market impact, watch trading volumes around 10/07/2025 and any announcements that modify or add 10b5-1 plans; substantial cumulative insider selling over the next 90 days would be the more relevant signal for liquidity pressure.

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

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
Class A Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	32923	5180763.28	323270704	10/07/2025	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	10/07/2025	Exercise of Stock Options	Issuer			21728	10/07/2025	Cash
Common	07/08/2010	Founders Shares	Issuer			11195	07/08/2010	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
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	09/23/2025	11195	1544269.65
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	09/08/2025	21728	2950308.23
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	09/08/2025	11195	1518540.18
OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	09/02/2025	15357	2055491.45
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	08/27/2025	11195	1455350.00
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	08/11/2025	21728	2827234.32
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	08/11/2025	11195	1465101.96
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	07/28/2025	11195	1688462.37
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	07/08/2025	21728	3173448.28
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	07/08/2025	11196	1635065.71

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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 Datadog (DDOG) Form 144 filed by Olivier Pomel disclose?

It discloses a proposed sale of 32,923 Class A shares valued at $5,180,763.28, with an approximate sale date of 10/07/2025 on NASDAQ.

How were the shares being sold by Olivier Pomel acquired?

The filing shows 21,728 shares were acquired by exercise of stock options on 10/07/2025 and 11,195 are founders shares acquired on 07/08/2010.

How large is the proposed sale relative to Datadog's outstanding shares (DDOG)?

The proposed 32,923 shares represent approximately 0.01% of the 323,270,704 shares outstanding reported in the filing.

Has Olivier Pomel sold other Datadog shares recently?

Yes. The Form 144 lists multiple prior sales in the past three months—both under 10b5-1 plans and direct sales—producing roughly $20.3M in gross proceeds.

Will this Form 144 directly change Datadog's financial statements?

No. The Form 144 is a disclosure of a proposed insider sale and does not alter company financial statements or revenue figures.