MANNKIND CORP (MNKD) Insider Trading

MANNKIND CORP (MNKD) has 9 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 4 sales totalling $2.3M. Most recent filing: Sept. 14, 2026.

Filings
9
Purchases
0
$0
Sales
4
$2.3M
Insiders
7

Most active MNKD insiders

Castagna Michael
Chief Executive Officer
0 bought · 1 sold · July 17, 2026
$1.5M
Binder Steven B.
Director
0 bought · 2 sold · Sept. 14, 2026
$599K
Thomson David
EVP Genl Counsel & Secretary
0 bought · 1 sold · July 17, 2026
$500K
Tross Stuart A
Chief People & Workpl Officer
0 bought · 0 sold · July 17, 2026
$269K
Singh Sanjay R
EVP Technical Operations
0 bought · 0 sold · July 17, 2026
$191K
Prentiss Christopher B
Chief Financial Officer
0 bought · 0 sold · July 17, 2026
$91K
Marasco Dominic
Pres, Endocrine Business Unit
0 bought · 0 sold · July 17, 2026
$15K

Latest MNKD Form 4 filings

Date Insider Value Shares Stake Pre-planned Links
Sept. 14, 2026 filed Sept. 10, 2026 Binder Steven B. Director −$127,856 33,558 −4% Yes
Aug. 10, 2026 filed Aug. 7, 2026 Binder Steven B. Director −$158,547 39,051 −5% Yes
July 17, 2026 filed July 15, 2026 Prentiss Christopher B Chief Financial Officer $90,990 22,247 −7% No
July 17, 2026 filed July 15, 2026 Marasco Dominic Pres, Endocrine Business Unit $14,818 3,623 −1% No
July 17, 2026 filed July 15, 2026 Castagna Michael Chief Executive Officer −$52,925 1,063,720 −100% No

Showing the 5 most recent of 9 filings in the last 90 days.

About this data

Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.

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