MNKD
MANNKIND CORP · Healthcare · Market cap $996.8M
Insiders sold $726K net in the last 90 days ·2 sellers, 0 buyers· 5 of 5 sales under Rule 10b5-1 plans· latest Form 4 filed Sep 29, 2026
Insider Buying
$259K
reported purchases (SEC code P)
Insider Selling
$3.3M
reported sales (SEC code S)
Unique Insiders
5
in the rolling window
Latest filing
Sep 29, 2026
Binder Steven B.
MANNKIND CORP (MNKD) has 33 SEC Form 4 filings (64 transaction rows) in the rolling window, disclosed by 5 distinct insiders. Most recent filing: Sep 29, 2026.
Inside the rolling window, 5 insiders at MANNKIND CORP reported 1 open-market purchase totaling $259K and 14 open-market sales totaling $3.3M. The most active filer is Director Binder Steven B. with 5 filings. Insiders have net sold $791K over the trailing 6 months. The most recent open-market filing is a sale of 39,051 shares by Director Binder Steven B., dated Sep 25, 2026, worth $128K.
- Industry:Biotechnology
- CEO:Michael E. Castagna
- Employees:592
- HQ:Danbury, CA, US
- IPO:2004-07-28
| Source | |||||||
|---|---|---|---|---|---|---|---|
| Director | Sale | 39,051 | $128K | Sep 29 | -7.2% | SEC ↗ | |
| Director | Sale | 33,558 | $128K | Sep 15 | -12.9% | SEC ↗ | |
| Director | Sale | 39,051 | $159K | Aug 11 | -19.3% | SEC ↗ | |
| EVP Genl Counsel & Secretary | Sale | 24,109 | $98K | Jul 18 | -22.1% | SEC ↗ | |
| Director | Sale | 52,485 | $213K | Jul 18 | -22.1% | SEC ↗ | |
Binder Steven B.First filing | Director | Sale | 16,940 | $56K | May 14 | -3.7% | SEC ↗ |
Thomson DavidFirst in 5 months | EVP Genl Counsel & Secretary | Sale | 3,033 | $10K | May 14 | -3.7% | SEC ↗ |
| Chief Executive Officer | Purchase | 100,000 | $259K | Mar 10 | +18.8% | SEC ↗ | |
Tross Stuart AFirst filing | Chief People & Workpl Officer | Sale | 47,006 | $298K | Jan 9 | -47.0% | SEC ↗ |
| Chief Executive Officer | Sale | 65,804 | $395K | Dec 19 | -46.9% | SEC ↗ | |
| Chief Executive Officer | Sale | 20,806 | $125K | Dec 16 | — | SEC ↗ | |
| Chief Executive Officer | Sale | 21,310 | $128K | Dec 16 | — | SEC ↗ | |
Thomson DavidFirst filing | EVP Genl Counsel & Secretary | Sale | 147,780 | $823K | Dec 4 | — | SEC ↗ |
Castagna MichaelFirst filing | Chief Executive Officer | Sale | 107,920 | $601K | Dec 4 | — | SEC ↗ |
Singh Sanjay RFirst filing | EVP Technical Operations | Sale | 18,777 | $94K | Nov 14 | — | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does MNKD have?
MANNKIND CORP (MNKD) has 33 SEC Form 4 filings (64 transaction rows) in the rolling 365-day window, disclosed by 5 distinct insiders. Most recent filing: Sep 29, 2026.
When was the most recent SEC Form 4 filing for MNKD?
The most recent Form 4 filing for MNKD on Tracefour is dated Sep 29, 2026.
Who is the most active insider at MNKD?
The most active SEC Form 4 filer at MNKD in the rolling window is Director Binder Steven B., with 5 filings.
What is the net insider flow at MNKD over the last 6 months?
Over the trailing 180 days, insiders at MNKD have net sold $791K based on SEC Form 4 disclosures.
What is the total insider buy and sell value at MNKD in the current window?
Inside the rolling window, insiders at MNKD bought $259K and sold $3.3M based on SEC Form 4 filings.
Can I get alerts for MNKD insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at MANNKIND CORP (MNKD). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
MANNKIND CORP is in the Healthcare sector.