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sellModerate cluster of 910b5-1 plan

Julie Richardson sold $1.2M of DDOG

director at Datadog, Inc.. 5,625 shares at an average of $212.25, traded Sep 4, 2026, filed Sep 9, 2026.

Warning score
40
Value
$1.2M
5,625 shares
Holdings after
3,178
-64% from before
From 52-week low
+108%
low $102.61, close $212.93
From 52-week high
-26%
high $288.15, as of Sep 4, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $1.2M at market
    +25
  • Share of holdings sold
    Sold 64% of holdings
    +20
  • Cluster
    9 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

DDOGOct 9, 2026 · close 293.26
Since filing Sep 9, 2026: +30.2%SPY +2.4% · excess +27.8%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001466857-26-000012, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 4, 2026CConversion
Class A Common Stock10b5-1
+5,625$0.00$08,80332 d ago
Sep 4, 2026SOpen-market sale
Class A Common Stock10b5-1
-5,212$212.21$1.1M3,59132 d ago
Sep 4, 2026SOpen-market sale
Class A Common Stock10b5-1
-413$212.85$88k3,17832 d ago
Sep 4, 2026MOption exercise
Stock Option (Right to Buy)derivative10b5-1
-5,625$0.00$016,87832 d ago
Sep 4, 2026MOption exercise
Class B Common Stockderivative10b5-1
+5,625$7.96$45k5,62532 d ago
Sep 4, 2026CConversion
Class B Common Stockderivative10b5-1
-5,625$0.00$0032 d ago

Related signals

Other insiders at Datadog, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
5Weak
DDOGsell10b5-1
Datadog, Inc.
Alexis Le-Quoc
Chief Technology Officer
$15M
53,912 shares
-10%
35Weak
DDOGsell 510b5-1
Datadog, Inc.
Alexis Le-Quoc
Chief Technology Officer
$11M
43,224 shares
-8%
42Moderate
DDOGsell 610b5-1
Datadog, Inc.
David M Obstler
Chief Financial Officer
$3.9M
16,000 shares
-4%
35Weak
DDOGsell 910b5-1
Datadog, Inc.
Kerry Acocella
General Counsel and Secretary
$1.2M
5,280 shares
-4%
62Notable
DDOGsell 910b5-1
Datadog, Inc.
David M Obstler
Chief Financial Officer
$5.5M
24,000 shares
-200%
42Moderate
DDOGsell 910b5-1
Datadog, Inc.
David M Obstler
Chief Financial Officer
$9.1M
40,000 shares
-10%
35Weak
DDOGsell 910b5-1
Datadog, Inc.
Yanbing Li
Chief Product Officer
$2.8M
12,700 shares
-5%
35Weak
DDOGsell 910b5-1
Datadog, Inc.
Sean Michael Walters
Chief Revenue Officer
$2.6M
11,710 shares
-5%
35Weak
DDOGsell 910b5-1
Datadog, Inc.
Olivier Pomel
Chief Executive Officer
$19M
89,497 shares
-13%
40Moderate
DDOGsell 910b5-1
Datadog, Inc.
Adam Blitzer
Chief Operating Officer
$2.6M
12,032 shares
-5%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Julie Richardson sold $1.2M of DDOG | InsiderTell