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sellNotable cluster of 410b5-1 plan

Matthew Rabinowitz sold $9.0M of NTRA

EXECUTIVE CHAIRMAN at Natera, Inc.. 50,000 shares at an average of $180.33, traded Sep 18, 2025, filed Sep 19, 2025.

Warning score
60
Value
$9.0M
50,000 shares
Holdings after
2,320,852
-200% from before
From 52-week low
+53%
low $117.67, close $179.86
From 52-week high
0%
high $179.86, as of Sep 18, 2025

Score components

  • Role
    Chair
    +20
  • Trade size
    $9.0M at market
    +25
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    4 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.

NTRAOct 9, 2026 · close 400.71
Since filing Sep 19, 2025: +121.3%SPY +18.6% · excess +102.7%

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 0001646382-25-000007, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 18, 2025SOpen-market sale
Common Stockindirect: By spouse10b5-1
-10,000$180.00$1.8M15,000Sep 19, 2025
Sep 18, 2025SOpen-market sale
Common Stock10b5-1
-14,473$180.13$2.6M2,346,379Sep 19, 2025
Sep 19, 2025SOpen-market sale
Common Stock10b5-1
-24,339$180.54$4.4M2,322,040Sep 19, 2025
Sep 19, 2025SOpen-market sale
Common Stock10b5-1
-1,188$181.28$215k2,320,852Sep 19, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
38Weak
NTRAsell 310b5-1
Natera, Inc.
Steven Leonard Chapman
CEO AND PRESIDENT
$526k
1,273 shares
-1%
40Moderate
NTRAsell 310b5-1
Natera, Inc.
Solomon Moshkevich
PRESIDENT, CLINICALDIAGNOSTICS
$1.2M
3,000 shares
-3%
55Moderate
NTRAsell 410b5-1
Natera, Inc.
Jonathan Sheena
director, other
$7.0M
18,064 shares
-100%
35Weak
NTRAsell 410b5-1
Natera, Inc.
Jonathan Sheena
director, other
$3.2M
9,150 shares
-4%
40Moderate
NTRAsell 410b5-1
Natera, Inc.
Matthew Rabinowitz
EXECUTIVE CHAIRMAN
$35M
102,000 shares
-5%
40Moderate
NTRAsell 410b5-1
Natera, Inc.
Matthew Rabinowitz
EXECUTIVE CHAIRMAN
$16M
50,000 shares
-2%
39Weak
NTRAsell 410b5-1
Natera, Inc.
Steven Leonard Chapman
CEO AND PRESIDENT
$545k
1,698 shares
-2%
45Moderate
NTRAsell 410b5-1
Natera, Inc.
Solomon Moshkevich
PRESIDENT, CLINICALDIAGNOSTICS
$5.9M
18,160 shares
-14%
50Moderate
NTRAsell 3
Natera, Inc.
Rowan E Chapman
director
$1.1M
4,366 shares
-43%
45Moderate
NTRAsell 410b5-1
Natera, Inc.
Steven Leonard Chapman
CEO AND PRESIDENT
$1.0M
4,400 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.

Matthew Rabinowitz sold $9.0M of NTRA | InsiderTell