Insider trade

CFO sold ~$128K of DDOG shares in the open market

Traded Sep 14, 2026 · Filed Sep 16, 2026

DatadogDDOG

~$128K
Reported value · 562 sh @ $227.716: 401K
Holds after · shares reported: +20.2%
stock since the trade · S&P 500 +0.4%, $230.05 → $276.46 on Oct 1

Why it stands out

The money chief of Datadog sold $128K of Datadog shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Sep 14, 2026
Reporting period: Not applicable
Filed with the SEC: Sep 16, 2026

CFO$100K–$500KPre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$127,976

Shares × reported transaction price

Timing vs results

39 days after results of Aug 6, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $230.05 on Sep 14, 2026, 124% above its 52-week low and 20% below its high, after a 14% drop over the previous 30 trading days

52-week range $102.615 (Feb 23, 2026) to $288.15 (Aug 4, 2026), 69% of the way up, from 251 adjusted closes. 30 trading days earlier: $267.97 on Jul 31, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+8.9%	+0.6%	+8.3%

Past results only. Not a forecast.

Source receipt

Record ID: 0001561550-26-000316
Filed / recorded: Sep 16, 2026, 8:38 PM UTC
Added to OQRO: Oct 2, 2026, 12:27 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: Datadog, Inc.
Issuer CIK: 1561550
Ticker: DDOG
Reporting person: David M Obstler
Relationship: Officer
Officer title: Chief Financial Officer
Security: Class A Common Stock
Table: Non-derivative (Table I)
Transaction date: Sep 14, 2026
Transaction code: S
Shares / units: 562
Price per share: $227.716
Acquired / disposed: Disposed (D)
Shares owned after: 400,603
Ownership form: Direct
Amendment: No

Footnotes from the filing

Shares sold pursuant to a 10b5-1 plan dated June 13, 2026.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $227.095 to $228.07. 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.

Around the same time

4d ago

57Shares · @ $273.85

Compensation award — excluded from discretionary-purchase analysis.

Why it stands out Official record

11d ago

43KShares

Derivative exercise or conversion — not an open-market buy.

Why it stands out Official record

Director sold ~$161K of Datadog

Scheduled in advance11d ago