Datadog, Inc.

DDOG

Form 4 • Statement of Changes in Beneficial Ownership

SEC Accession Number: 0001561550-26-000066
Filing date: Mar 4, 2026
Earliest execution date: Mar 2, 2026
Reporting Owners: Blitzer Adam (COO)

Summary

Type

Sell

Net shares

-65,521

% of shares

-22.15%

Amount (USD)

$7,233,007

Insider confidence score

13.1 out of 100

Positive

  • Under Rule 10b5-1 trading plan

Negative

  • Huge scheduled sell (<25% of shares)
  • Huge sell amount ($5M+)

Stock transactions

Transaction 1

Security

Class A Common Stock

Action

Sell

Date

2026-03-02

Code

S

Net shares

-33,429.0

Price per Share

$110.54

Amount (USD)

$3,695,104.60

Acquired/Disposed

Disposed

Shares Owned Before

295,841.0

Shares Owned After

262,412.0

Transaction 2

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-3,600.0

Price per Share

$105.96

Amount (USD)

$381,458.16

Acquired/Disposed

Disposed

Shares Owned Before

262,412.0

Shares Owned After

258,812.0

Transaction 3

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-4,500.0

Price per Share

$106.77

Amount (USD)

$480,454.20

Acquired/Disposed

Disposed

Shares Owned Before

258,812.0

Shares Owned After

254,312.0

Transaction 4

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-1,560.0

Price per Share

$107.67

Amount (USD)

$167,966.76

Acquired/Disposed

Disposed

Shares Owned Before

254,312.0

Shares Owned After

252,752.0

Transaction 5

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-600.0

Price per Share

$109.11

Amount (USD)

$65,464.86

Acquired/Disposed

Disposed

Shares Owned Before

252,752.0

Shares Owned After

252,152.0

Transaction 6

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-2,984.0

Price per Share

$110.44

Amount (USD)

$329,548.19

Acquired/Disposed

Disposed

Shares Owned Before

252,152.0

Shares Owned After

249,168.0

Transaction 7

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-3,600.0

Price per Share

$111.43

Amount (USD)

$401,154.84

Acquired/Disposed

Disposed

Shares Owned Before

249,168.0

Shares Owned After

245,568.0

Transaction 8

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-13,048.0

Price per Share

$112.10

Amount (USD)

$1,462,722.55

Acquired/Disposed

Disposed

Shares Owned Before

245,568.0

Shares Owned After

232,520.0

Transaction 9

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-2,000.0

Price per Share

$113.18

Amount (USD)

$226,368.40

Acquired/Disposed

Disposed

Shares Owned Before

232,520.0

Shares Owned After

230,520.0

Transaction 10

Security

Class A Common Stock

Action

Sell

Date

2026-03-03

Code

S

Net shares

-200.0

Price per Share

$113.83

Amount (USD)

$22,765.04

Acquired/Disposed

Disposed

Shares Owned Before

230,520.0

Shares Owned After

230,320.0

Filing's footnotes

1. The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees.

2. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $110.53 to $111.78. 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. Shares sold pursuant to a 10b5-1 plan dated August 22, 2025.

4. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $105.31 to $106.30. 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.

5. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $106.33 to $107.24. 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.

6. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $107.37 to $108.23. 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.

7. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $108.70 to $109.31. 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.

8. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $109.74 to $110.73. 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.

9. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $110.76 to $111.75. 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.

10. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $111.76 to $112.75. 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.

11. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $112.78 to $113.77. 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.

12. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $113.81 to $113.86. 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.

ℹ️ Filed under Rule 10b5-1 trading plan

This page is for informational purposes only. While we strive for accuracy, the summary may contain inaccuracies or omissions. Please refer to the official SEC filing for authoritative information. Open the SEC filing.