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sellWeak cluster of 410b5-1 plan

Paul L Alpern sold $89k of AIP

VP and General Counsel at Arteris, Inc.. 10,000 shares at an average of $8.88, traded Sep 15, 2025, filed Sep 17, 2025.

Warning score
9
Value
$89k
10,000 shares
Holdings after
73,587
-12% from before
From 52-week low
+60%
low $5.59, close $8.93
From 52-week high
-31%
high $13.00, as of Sep 15, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $89k at market
    +9
  • Share of holdings sold
    Sold 12% of holdings
    +5
  • Cluster
    4 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.

AIPOct 9, 2026 · close 22.44
Since filing Sep 17, 2025: +143.1%SPY +19.7% · excess +123.4%

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 0001104659-25-090943, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 15, 2025MOption exercise
Common Stock10b5-1
+10,000$0.56$5,60083,587Sep 17, 2025
Sep 15, 2025SOpen-market sale
Common Stock10b5-1
-10,000$8.88$89k73,587Sep 17, 2025
Sep 15, 2025MOption exercise
Common Stockderivative10b5-1
-10,000$0.00$090,000Sep 17, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
21Weak
AIPsell 410b5-1
Arteris, Inc.
Paul L Alpern
VP and General Counsel
$146k
6,003 shares
-9%
34Weak
AIPsell 410b5-1
Arteris, Inc.
K Charles Janac
President and CEO
$278k
11,452 shares
-7%
32Weak
AIPsell 410b5-1
Arteris, Inc.
Laurent R Moll
Chief Operating Officer
$435k
17,819 shares
-8%
13Weak
AIPsell 410b5-1
Arteris, Inc.
Paul L Alpern
VP and General Counsel
$245k
10,148 shares
-13%
45Moderate
AIPsell 410b5-1
Arteris, Inc.
K Charles Janac
President and CEO
$2.6M
109,359 shares
-1%
32Weak
AIPsell 410b5-1
Arteris, Inc.
Bayview Legacy, LLC
owner
$2.4M
100,000 shares
-1%
27Weak
AIPsell 410b5-1
Arteris, Inc.
Laurent R Moll
Chief Operating Officer
$192k
9,219 shares
-4%
4Weak
AIPsell 410b5-1
Arteris, Inc.
Paul L Alpern
VP and General Counsel
$83k
4,000 shares
-5%
45Moderate
AIPsell 410b5-1
Arteris, Inc.
K Charles Janac
President and CEO
$2.1M
100,000 shares
-1%
32Weak
AIPsell 410b5-1
Arteris, Inc.
Bayview Legacy, LLC
owner
$2.1M
100,000 shares
-1%

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.

Paul L Alpern sold $89k of AIP | InsiderTell