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sellWeak cluster of 910b5-1 plan

Sean Michael Walters sold $2.6M of DDOG

Chief Revenue Officer at Datadog, Inc.. 11,710 shares at an average of $221.04, traded Sep 11, 2026, filed Sep 15, 2026.

Warning score
35
Value
$2.6M
11,710 shares
Holdings after
233,135
-5% from before
From 52-week low
+116%
low $102.61, close $221.21
From 52-week high
-23%
high $288.15, as of Sep 11, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $2.6M at market
    +25
  • Share of holdings sold
    Sold 4.8% of holdings
    0
  • Cluster
    9 insiders selling within 14 days
    +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 15, 2026: +27.4%SPY +3.1% · excess +24.3%

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 0001561550-26-000310, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 11, 2026SOpen-market sale
Class A Common Stock10b5-1
-800$219.68$176k244,04527 d ago
Sep 11, 2026SOpen-market sale
Class A Common Stock10b5-1
-5,824$220.67$1.3M238,22127 d ago
Sep 11, 2026SOpen-market sale
Class A Common Stock10b5-1
-4,286$221.40$949k233,93527 d ago
Sep 11, 2026SOpen-market sale
Class A Common Stock10b5-1
-500$222.31$111k233,43527 d ago
Sep 11, 2026SOpen-market sale
Class A Common Stock10b5-1
-300$224.45$67k233,13527 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.
Olivier Pomel
Chief Executive Officer
$19M
89,497 shares
-13%
40Moderate
DDOGsell 910b5-1
Datadog, Inc.
Julie Richardson
director
$1.2M
5,625 shares
-64%
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.

Sean Michael Walters sold $2.6M of DDOG | InsiderTell