Skip to content
sellWeak cluster of 210b5-1 plan

Steven B. Binder sold $376k of MNKD

director at MANNKIND CORP. 80,144 shares at an average of $4.69, traded May 13, 2025, filed May 15, 2025.

Warning score
19
Value
$376k
80,144 shares
Holdings after
1,006,611
-7% from before
From 52-week low
+6%
low $4.44, close $4.72
From 52-week high
-37%
high $7.44, as of May 13, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $376k at market
    +16
  • Share of holdings sold
    Sold 7.4% 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.

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.

MNKDOct 9, 2026 · close 3.29
Since filing May 15, 2025: -27.9%SPY +34.0% · excess -61.9%

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 0000950170-25-073081, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 10, 2025AGrant or award
Common Stock, $0.01 Par Value10b5-1
+105,600$0.00$01,180,626May 15, 2025
May 12, 2025FTax withholding
Common Stock, $0.01 Par Value10b5-1
-87,430$4.56$399k1,093,196May 15, 2025
May 12, 2025FTax withholding
Common Stock, $0.01 Par Value10b5-1
-6,441$4.56$29k1,086,755May 15, 2025
May 13, 2025SOpen-market sale
Common Stock, $0.01 Par Value10b5-1
-80,144$4.69$376k1,006,611May 15, 2025
May 14, 2025AGrant or award
Restricted Stock Unitderivative10b5-1
+52,854$0.00$052,854May 15, 2025

Related signals

Other insiders at MANNKIND CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
6Weak
MNKDsell10b5-1
MANNKIND CORP
Steven B. Binder
director
$128k
39,051 shares
-5%
6Weak
MNKDsell10b5-1
MANNKIND CORP
Steven B. Binder
director
$128k
33,558 shares
-4%
6Weak
MNKDsell10b5-1
MANNKIND CORP
Michael Castagna
Chief Executive Officer
$395k
65,804 shares
-3%
11Weak
MNKDsell 210b5-1
MANNKIND CORP
Michael Castagna
Chief Executive Officer
$253k
42,116 shares
-2%
17Weak
MNKDsell 210b5-1
MANNKIND CORP
Michael Castagna
Chief Executive Officer
$601k
107,920 shares
-4%
16Weak
MNKDsell 210b5-1
MANNKIND CORP
David Thomson
EVP Genl Counsel & Secretary
$823k
147,780 shares
-15%
5Weak
MNKDsell10b5-1
MANNKIND CORP
Sanjay R Singh
EVP Technical Operations
$94k
18,777 shares
-4%
8Weak
MNKDsell10b5-1
MANNKIND CORP
Stuart A Tross
Chief People & Workpl Officer
$251k
47,000 shares
-4%
17Weak
MNKDsell 210b5-1
MANNKIND CORP
Steven B. Binder
director
$297k
75,367 shares
-8%
8Weak
MNKDsell 210b5-1
MANNKIND CORP
David Thomson
EVP Genl Counsel & Secretary
$29k
7,466 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.

Steven B. Binder sold $376k of MNKD | InsiderTell