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sellWeak cluster of 210b5-1 plan

David H Wang sold $981k of ACMR

See Remarks at ACM Research, Inc.. 56,250 shares at an average of $17.44, traded Nov 29, 2024, filed Dec 3, 2024.

Warning score
28
Value
$981k
56,250 shares
Holdings after
598,006
-9% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $981k at market
    +25
  • Share of holdings sold
    Sold 8.6% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8
  • 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.

This signal so far: 1m -3.9%, 3m +57.7%, 6m +44.1%.

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.

ACMROct 9, 2026 · close 71.37
Since filing Dec 3, 2024: +340.6%SPY +31.9% · excess +308.7%

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 0001140361-24-048306, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 29, 2024SOpen-market sale
Class A Common Stock10b5-1
-56,250$17.44$981k598,006Dec 3, 2024

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
10Weak
ACMRsell10b5-1
ACM Research, Inc.
David H Wang
See Remarks
$11M
140,000 shares
-16%
25Weak
ACMRsell 610b5-1
ACM Research, Inc.
David H Wang
See Remarks
$5.2M
110,000 shares
-13%
40Moderate
ACMRsell 610b5-1
ACM Research, Inc.
Mark McKechnie
See Remarks
$4.5M
98,551 shares
-162%
30Weak
ACMRsell 610b5-1
ACM Research, Inc.
Tracy Liu
director
$2.9M
60,000 shares
-39%
27Weak
ACMRsell 610b5-1
ACM Research, Inc.
Haiping Dun
director
$217k
5,000 shares
-100%
30Weak
ACMRsell 610b5-1
ACM Research, Inc.
Lisa Feng
See remarks
$1.4M
30,000 shares
-46%
28Weak
ACMRsell 610b5-1
ACM Research, Inc.
Charles C Pappis
director
$250k
5,000 shares
-100%
40Moderate
ACMRsell 310b5-1
ACM Research, Inc.
Mark McKechnie
See Remarks
$1.1M
31,250 shares
-324%
25Weak
ACMRsell 310b5-1
ACM Research, Inc.
David H Wang
See Remarks
$4.4M
130,000 shares
-15%
40Moderate
ACMRsell 310b5-1
ACM Research, Inc.
Fuping Chen
See remarks
$4.0M
120,000 shares
-120%

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.

David H Wang sold $981k of ACMR | InsiderTell