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sellWeak cluster of 510b5-1 plan

Nathan Blecharczyk sold $3.8M of ABNB

Chief Strategy Officer at Airbnb, Inc.. 26,154 shares at an average of $145.00, traded Feb 26, 2025, filed Feb 28, 2025.

Warning score
25
Value
$3.8M
26,154 shares
Holdings after
159,337
-14% from before
From 52-week low
+24%
low $115.96, close $144.03
From 52-week high
-11%
high $161.42, as of Feb 26, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $3.8M at market
    +25
  • Share of holdings sold
    Sold 14% of holdings
    +5
  • Cluster
    5 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.

ABNBOct 9, 2026 · close 165.87
Since filing Feb 28, 2025: +19.4%SPY +33.6% · excess -14.2%

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 0000950170-25-030093, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 26, 2025MOption exercise
Class A Common Stock10b5-1
+26,154$40.18$1.1M185,491Feb 28, 2025
Feb 26, 2025SOpen-market sale
Class A Common Stock10b5-1
-26,154$145.00$3.8M159,337Feb 28, 2025
Feb 26, 2025MOption exercise
Stock Optionderivative10b5-1
-26,154$0.00$0204,291Feb 28, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
38Weak
ABNBsell 210b5-1
Airbnb, Inc.
Nathan Blecharczyk
Chief Strategy Officer
$2.1M
13,615 shares
-40%
16Weak
ABNBsell 210b5-1
Airbnb, Inc.
David C Bernstein
Chief Accounting Officer
$252k
1,489 shares
-3%
38Weak
ABNBsell 210b5-1
Airbnb, Inc.
Nathan Blecharczyk
Chief Strategy Officer
$2.3M
13,615 shares
-40%
12Weak
ABNBsell 210b5-1
Airbnb, Inc.
David C Bernstein
Chief Accounting Officer
$953k
5,224 shares
-10%
48Moderate
ABNBsell 210b5-1
Airbnb, Inc.
Nathan Blecharczyk
Chief Strategy Officer
$13M
70,775 shares
-91%
12Weak
ABNBsell 210b5-1
Airbnb, Inc.
Aristotle N Balogh
Chief Technology Officer
$78k
600 shares
-0%
40Moderate
ABNBsell 310b5-1
Airbnb, Inc.
Joseph Gebbia
director, owner
$31M
236,000 shares
-20%
19Weak
ABNBsell 410b5-1
Airbnb, Inc.
Aristotle N Balogh
Chief Technology Officer
$79k
600 shares
-0%
19Weak
ABNBsell 510b5-1
Airbnb, Inc.
Aristotle N Balogh
Chief Technology Officer
$82k
600 shares
-0%
36Weak
ABNBsell 510b5-1
Airbnb, Inc.
David C Bernstein
Chief Accounting Officer
$701k
5,000 shares
-11%

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.

Nathan Blecharczyk sold $3.8M of ABNB | InsiderTell