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sellWeak cluster of 610b5-1 plan

Jack R Lazar sold $458k of ALAB

director at Astera Labs, Inc.. 5,000 shares at an average of $91.69, traded Feb 18, 2025, filed Feb 20, 2025.

Warning score
27
Value
$458k
5,000 shares
Holdings after
117,500
-4% from before
From 52-week low
+126%
low $41.36, close $93.27
From 52-week high
-36%
high $145.81, as of Feb 18, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $458k at market
    +17
  • Share of holdings sold
    Sold 4.1% of holdings
    0
  • Cluster
    6 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.

ALABOct 9, 2026 · close 342.21
Since filing Feb 20, 2025: +287.0%SPY +30.1% · excess +256.9%

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 0001736297-25-000005, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 18, 2025SOpen-market sale
Common Stock10b5-1
-13$88.60$1,152122,487Feb 20, 2025
Feb 18, 2025SOpen-market sale
Common Stock10b5-1
-2,233$91.11$203k120,254Feb 20, 2025
Feb 18, 2025SOpen-market sale
Common Stock10b5-1
-1,979$91.82$182k118,275Feb 20, 2025
Feb 18, 2025SOpen-market sale
Common Stock10b5-1
-546$92.76$51k117,729Feb 20, 2025
Feb 18, 2025SOpen-market sale
Common Stock10b5-1
-229$93.84$21k117,500Feb 20, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
25Weak
ALABsell10b5-1
Astera Labs, Inc.
Stefan A Dyckerhoff
director
$4.7M
12,499 shares
-25%
33Weak
ALABsell 210b5-1
Astera Labs, Inc.
Manuel Alba
director
$51M
183,000 shares
-14%
33Weak
ALABsell 210b5-1
Astera Labs, Inc.
Stefan A Dyckerhoff
director
$3.4M
12,499 shares
-23%
17Weak
ALABsell 410b5-1
Astera Labs, Inc.
Bethany Mayer
director
$60k
686 shares
-10%
35Weak
ALABsell 410b5-1
Astera Labs, Inc.
Manuel Alba
director
$2.0M
20,150 shares
-5%
45Moderate
ALABsell 410b5-1
Astera Labs, Inc.
Jitendra Mohan
Chief Executive Officer
$5.3M
52,743 shares
-1%
40Moderate
ALABsell 410b5-1
Astera Labs, Inc.
Sanjay Gajendra
President and COO
$7.5M
76,373 shares
-1%
45Moderate
ALABsell 410b5-1
Astera Labs, Inc.
Jitendra Mohan
Chief Executive Officer
$10M
106,510 shares
-2%
40Moderate
ALABsell 410b5-1
Astera Labs, Inc.
Sanjay Gajendra
President and COO
$8.7M
88,627 shares
-1%
52Moderate
ALABsell 510b5-1
Astera Labs, Inc.
Michael Truett Tate
Chief Financial Officer
$45M
500,000 shares
-45%

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.

Jack R Lazar sold $458k of ALAB | InsiderTell