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sellModerate cluster of 510b5-1 plan

Frank Klein sold $2.4M of RKLB

Chief Operations Officer at Rocket Lab Corp. 49,821 shares at an average of $48.86, traded Sep 16, 2025, filed Sep 18, 2025.

Warning score
40
Value
$2.4M
49,821 shares
Holdings after
1,316,005
-4% from before
From 52-week low
+564%
low $7.12, close $47.24
From 52-week high
-13%
high $54.04, as of Sep 16, 2025

Score components

  • Role
    COO
    +20
  • Trade size
    $2.4M at market
    +25
  • Share of holdings sold
    Sold 3.6% of holdings
    0
  • Cluster
    5 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.

This signal so far: 1m +40.5%, 3m +27.0%, 6m +52.5%.

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.

RKLBOct 9, 2026 · close 68.21
Since filing Sep 18, 2025: +44.6%SPY +19.2% · excess +25.4%

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 0002001011-25-000077, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 16, 2025SOpen-market sale
Common Stock10b5-1
-8,244$47.79$394k1,357,582Sep 18, 2025
Sep 16, 2025SOpen-market sale
Common Stock10b5-1
-21,244$48.60$1.0M1,336,338Sep 18, 2025
Sep 16, 2025SOpen-market sale
Common Stock10b5-1
-9,169$49.41$453k1,327,169Sep 18, 2025
Sep 16, 2025SOpen-market sale
Common Stock10b5-1
-4,461$50.52$225k1,322,708Sep 18, 2025
Sep 16, 2025SOpen-market sale
Common Stock10b5-1
-2,417$51.63$125k1,320,291Sep 18, 2025
Sep 17, 2025SOpen-market sale
Common Stock10b5-1
-1,849$47.31$87k1,318,442Sep 18, 2025
Sep 17, 2025SOpen-market sale
Common Stock10b5-1
-2,437$48.03$117k1,316,005Sep 18, 2025

Related signals

Other insiders at Rocket Lab Corp and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
17Weak
RKLBsell10b5-1
Rocket Lab Corp
Adam C. Spice
Chief Financial Officer
$9.9M
140,157 shares
-11%
32Weak
RKLBsell 510b5-1
Rocket Lab Corp
Adam C. Spice
Chief Financial Officer
$8.8M
140,157 shares
-11%
26Weak
RKLBsell 510b5-1
Rocket Lab Corp
Arjun Kampani
SVP & General Counsel
$402k
6,034 shares
-2%
40Moderate
RKLBsell 510b5-1
Rocket Lab Corp
Frank Klein
Chief Operations Officer
$2.4M
35,558 shares
-4%
40Moderate
RKLBsell 510b5-1
Rocket Lab Corp
Marvin Bradford Clevenger
President, Rocket Lab USA, Inc
$1.0M
15,051 shares
-3%
29Weak
RKLBsell 510b5-1
Rocket Lab Corp
Arjun Kampani
SVP & General Counsel
$540k
7,754 shares
-3%
40Moderate
RKLBsell 510b5-1
Rocket Lab Corp
Frank Klein
Chief Operations Officer
$3.2M
45,692 shares
-5%
36Weak
RKLBsell 5
Rocket Lab Corp
Agostino Ricupati
VP Corp Controller & CAO
$47k
669 shares
-2%
37Weak
RKLBsell 510b5-1
Rocket Lab Corp
Adam C. Spice
Chief Financial Officer
$674k
9,677 shares
-1%
50Moderate
RKLBsell10b5-1
Rocket Lab Corp
Peter Beck
CEO
$286M
3,275,779 shares
-66%

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.

Frank Klein sold $2.4M of RKLB | InsiderTell