Director trust trims Datadog (NASDAQ: DDOG) stake under 10b5-1

Filing Impact

(High)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Datadog, Inc. director Shardul Shah’s family trust sold 7,916 shares of Class A Common Stock in open‑market transactions. On March 13, 2026, the 2019 Shah Family Trust executed these sales at weighted‑average prices of about $126–$127 per share under a pre‑arranged Rule 10b5‑1 trading plan dated June 13, 2025.

Following the transactions, the trust holds 324,869 Datadog Class A shares indirectly, while Shah also holds 2,106 shares directly. The filing notes that Shah disclaims beneficial ownership of the trust’s shares except to the extent of any pecuniary interest.

Insider Trade Summary 10b5-1

Net Seller: 7,916 shares ($1,005,344)

Net Sell 3 txns

Insider Shah Shardul

Role Director

Sold 7,916 shs ($1.01M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	1,658	$126.1325	$209K
Sale	Class A Common Stock	6,258	$127.2318	$796K
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 331,127 shares (Indirect, By Trust); Class A Common Stock — 2,106 shares (Direct)

Footnotes (1)

Shares sold pursuant to a 10b5-1 plan dated June 13, 2025. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.73 to $126.59. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price. The shares are held by the 2019 Shah Family Trust, of which Reporting Person is Trustee. The Reporting Person disclaims Section 16 beneficial ownership of these shares, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares for Section 16 or any other purpose. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $126.88 to $127.24. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

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Form 4 Insider Transactions: What Each Field Means →

03/17/2026 - 04:34 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Shah Shardul

(Last)

(First)

(Middle)

C/O DATADOG, INC.

620 8TH AVENUE, 45TH FLOOR

(Street)

NEW YORK

10018

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Datadog, Inc. [ DDOG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/13/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	03/13/2026		S⁽¹⁾		1,658	D	$126.1325⁽²⁾	331,127	I	By Trust⁽³⁾
Class A Common Stock	03/13/2026		S⁽¹⁾		6,258	D	$127.2318⁽⁴⁾	324,869	I	By Trust⁽³⁾
Class A Common Stock								2,106	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Shares sold pursuant to a 10b5-1 plan dated June 13, 2025.

2. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.73 to $126.59. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

3. The shares are held by the 2019 Shah Family Trust, of which Reporting Person is Trustee. The Reporting Person disclaims Section 16 beneficial ownership of these shares, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares for Section 16 or any other purpose.

4. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $126.88 to $127.24. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Remarks:

	/s/ Kerry Acocella, Attorney-in-Fact	03/17/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Datadog (DDOG) report for Shardul Shah?

Datadog reported that the 2019 Shah Family Trust, associated with director Shardul Shah, sold 7,916 shares of Class A Common Stock in open‑market trades on March 13, 2026, while remaining a significant indirect shareholder after the transactions.

How many Datadog (DDOG) shares did the Shah family trust sell and at what prices?

The 2019 Shah Family Trust sold 7,916 Datadog Class A shares, including blocks of 1,658 and 6,258 shares. Weighted‑average sale prices were about $126.13 and $127.23 per share, across trading ranges disclosed between roughly $125.73 and $127.24.

How many Datadog (DDOG) shares does Shardul Shah hold after this Form 4?

After the reported trades, the 2019 Shah Family Trust holds 324,869 Datadog Class A shares indirectly, and Shardul Shah holds an additional 2,106 shares directly. The filing states he disclaims beneficial ownership of the trust’s shares except for any pecuniary interest.

Was the Datadog (DDOG) insider sale by the Shah family trust under a 10b5-1 plan?

Yes. The Form 4 states that the shares were sold pursuant to a Rule 10b5‑1 trading plan dated June 13, 2025. Such pre‑arranged plans allow trades to occur automatically under set conditions, reducing the significance of trade timing decisions.

Did the Datadog (DDOG) Form 4 show any option exercises by Shardul Shah?

No option exercises were reported. The transactions described involve only non‑derivative Datadog Class A Common Stock, and the filing’s summary shows zero derivative transactions and zero exercised shares during the reported period for director Shardul Shah.

Who is considered to have sold the Datadog (DDOG) shares, Shardul Shah or the trust?

The Form 4 explains that the shares are held by the 2019 Shah Family Trust, of which Shah is trustee. It specifies he disclaims Section 16 beneficial ownership of those shares, except for any pecuniary interest, so the sale is attributed to the trust.