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sellNotable cluster of 6

Michael Truett Tate sold $1.7M of ALAB

Chief Financial Officer at Astera Labs, Inc.. 11,430 shares at an average of $144.69, traded Nov 17, 2025, filed Nov 19, 2025.

Warning score
62
Value
$1.7M
11,430 shares
Holdings after
192,297
-6% from before
From 52-week low
+167%
low $52.94, close $141.39
From 52-week high
-44%
high $251.88, as of Nov 17, 2025

Score components

  • Role
    CFO
    +22
  • Trade size
    $1.7M at market
    +25
  • Share of holdings sold
    Sold 5.6% of holdings
    0
  • Cluster
    6 insiders selling within 14 days
    +15

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 Nov 19, 2025: +141.0%SPY +18.8% · excess +122.2%

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 0001399546-25-000007, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 17, 2025SOpen-market sale
Common Stock
-1,124$146.42$165k202,603Nov 19, 2025
Nov 17, 2025SOpen-market sale
Common Stock
-2,609$145.69$380k199,994Nov 19, 2025
Nov 17, 2025SOpen-market sale
Common Stock
-4,459$144.53$644k195,535Nov 19, 2025
Nov 17, 2025SOpen-market sale
Common Stock
-3,238$143.52$465k192,297Nov 19, 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%
38Weak
ALABsell 210b5-1
Astera Labs, Inc.
Jitendra Mohan
Chief Executive Officer
$21M
157,500 shares
-3%
24Weak
ALABsell 310b5-1
Astera Labs, Inc.
Jack R Lazar
director
$325k
2,500 shares
-3%
34Weak
ALABsell 310b5-1
Astera Labs, Inc.
Jack R Lazar
director
$898k
7,500 shares
-8%
35Weak
ALABsell 510b5-1
Astera Labs, Inc.
Philip Mazzara
General Counsel and Secretary
$1.2M
10,000 shares
-7%
62Notable
ALABsell 4
Astera Labs, Inc.
Michael Truett Tate
Chief Financial Officer
$1.5M
12,001 shares
-6%
65Notable
ALABsell 4
Astera Labs, Inc.
Jitendra Mohan
Chief Executive Officer
$12M
94,971 shares
-6%
49Moderate
ALABsell 4
Astera Labs, Inc.
Philip Mazzara
General Counsel and Secretary
$600k
4,849 shares
-3%

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.

Michael Truett Tate sold $1.7M of ALAB | InsiderTell