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sellWeak10b5-1 plan

Kenneth T. Mills sold $886k of RGNX

President and CEO at REGENXBIO Inc.. 45,000 shares at an average of $19.69, traded Dec 19, 2023, filed Dec 21, 2023.

Warning score
18
Value
$886k
45,000 shares
Holdings after
355,289
-11% from before
From 52-week low
+52%
low $12.89, close $19.61
From 52-week high
-20%
high $24.55, as of Dec 19, 2023

Score components

  • Role
    CEO
    +25
  • Trade size
    $886k at market
    +23
  • Share of holdings sold
    Sold 11% of holdings
    +5
  • Cluster
    No other insider selling within 14 days
    0
  • 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.

RGNXOct 12, 2026 · close 7.77
Since filing Dec 21, 2023: -57.9%SPY +70.0% · excess -127.9%

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 0001562180-23-008519, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 19, 2023MOption exercise
Common Stock10b5-1
+43,500$3.76$164k398,789Dec 21, 2023
Dec 19, 2023MOption exercise
Common Stock10b5-1
+1,500$0.85$1,275400,289Dec 21, 2023
Dec 19, 2023SOpen-market sale
Common Stock10b5-1
-45,000$19.69$886k355,289Dec 21, 2023
Dec 19, 2023MOption exercise
Stock Options (Right to Buy)derivative10b5-1
-43,500$0.00$0186,354Dec 21, 2023
Dec 19, 2023MOption exercise
Stock Options (Right to Buy)derivative10b5-1
-1,500$0.00$036,316Dec 21, 2023

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
57Moderate
RGNXbuy
REGENXBIO Inc.
Gregory Austin Ciongoli
director
$949k
102,603 shares
+665%
0Weak
RGNXsell10b5-1
REGENXBIO Inc.
Steve Pakola
Chief Medical Officer
$29k
2,161 shares
-1%
6Weak
RGNXsell10b5-1
REGENXBIO Inc.
Steve Pakola
Chief Medical Officer
$689k
56,333 shares
-24%
6Weak
RGNXsell10b5-1
REGENXBIO Inc.
Steve Pakola
Chief Medical Officer
$169k
15,309 shares
-6%
2Weak
RGNXsell10b5-1
REGENXBIO Inc.
Steve Pakola
Chief Medical Officer
$53k
5,124 shares
-2%
18Weak
RGNXsell10b5-1
REGENXBIO Inc.
Curran Simpson
Chief Executive Officer
$263k
20,811 shares
-9%
13Weak
RGNXsell10b5-1
REGENXBIO Inc.
Curran Simpson
Chief Executive Officer
$76k
7,624 shares
-3%
13Weak
RGNXsell10b5-1
REGENXBIO Inc.
Curran Simpson
Chief Executive Officer
$77k
7,734 shares
-3%
0Weak
RGNXsell10b5-1
REGENXBIO Inc.
Kenneth T. Mills
President and CEO
$163k
20,602 shares
-4%
13Weak
RGNXsell 210b5-1
REGENXBIO Inc.
Kenneth T. Mills
President and CEO
$328k
15,000 shares
-4%

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.

Kenneth T. Mills sold $886k of RGNX | InsiderTell