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Richardson Julie's Form 4 filing

Datadog, Inc. (DDOG) · filed Sep 8, 2026

Accession no.
0001561550-26-000304
Filed
Sep 8, 2026, 4:45 PM ET
Trade date
Sep 3, 2026
Filing delay
5 days
Rule 10b5-1 plan
Checked

This filing lists 2 non-derivative transactions and 3 derivative transactions. Open-market sales total $1.24M. It was filed 5 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Richardson JulieCIK 0001466857Director

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Sep 3, 2026Class A Common StockCConversionAcquired+5,625$0.00$08,803Direct
Sep 3, 2026Class A Common StockSSaleDisposed−5,625$220.00−$1,237,5003,178Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Sep 3, 2026Class B Common StockMOption exerciseDisposed−5,625$0.00$022,503Direct
Sep 3, 2026Class A Common StockMOption exerciseAcquired+5,625$7.96+$44,756.445,625Direct
Sep 3, 2026Class A Common StockCConversionDisposed−5,625$0.00$00Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

No transaction price on this filing refers to a footnote.

Read the full filing on SEC EDGAR (opens in a new tab)