MannKind Corp (MNKD) exec withholds 3,623 shares in tax-related move
Rhea-AI Filing Summary
MannKind Corp reports that Dominic Marasco, President of the Endocrine Business Unit, had 3,623 shares of common stock withheld on July 15, 2026 at $4.09 per share as a tax-withholding disposition related to the vesting of previously reported restricted stock units under Rule 16b-3. Following this transaction, he directly holds 343,398 shares, including 2,775 shares acquired through the Employee Stock Purchase Plan on June 30, 2026.
Positive
- None.
Negative
- None.
Insider Trade Summary
1 transaction reported
Mixed
1 txn
Insider
Marasco Dominic
Role
Pres, Endocrine Business Unit
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Tax Withholding | Common Stock, $0.01 Par Value | 3,623 | $4.09 | $15K |
Holdings After Transaction:
Common Stock, $0.01 Par Value — 343,398 shares (Direct)
Footnotes (1)
- Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 incident to the vesting of previously reported restricted stock units. Includes 2,775 shares acquired under the Issuer's Employee Stock Purchase Plan on June 30, 2026.
Key Figures
Shares withheld for taxes: 3,623 shares
Price per share: $4.09
Shares owned after transaction: 343,398 shares
+1 more
4 metrics
Shares withheld for taxes
3,623 shares
Tax-withholding disposition on July 15, 2026
Price per share
$4.09
Value used for tax-withholding disposition
Shares owned after transaction
343,398 shares
Directly held MannKind common shares following July 15, 2026 transaction
ESPP shares included in holdings
2,775 shares
Acquired under the Employee Stock Purchase Plan on June 30, 2026
Key Terms
Rule 16b-3, restricted stock units, Employee Stock Purchase Plan, tax-withholding disposition
4 terms
Rule 16b-3 regulatory
"issued in accordance with Rule 16b-3 incident to the vesting"
Rule 16b-3 is a Securities and Exchange Commission regulation that exempts certain routine, pre-approved transactions by company insiders from automatic liability for short-term trading profits. It acts like a safe harbor: if an insider follows a formal plan or the board approves specific transactions in advance, profits from buying and selling company stock within six months are not automatically reclaimed. Investors care because the rule clarifies when insider trades are permissible and reduces uncertainty about potential clawbacks.
restricted stock units financial
"incident to the vesting of previously reported restricted stock units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
Employee Stock Purchase Plan financial
"Includes 2,775 shares acquired under the Issuer's Employee Stock Purchase Plan"
An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.
tax-withholding disposition financial
"transaction_action: tax-withholding disposition related to vesting"
A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.
AI-generated analysis. How Rhea-AI works. Not financial advice.
FAQ
What insider transaction did MannKind (MNKD) report for Dominic Marasco?
Dominic Marasco reported a tax-withholding disposition of 3,623 MannKind common shares on July 15, 2026 at $4.09 per share. The shares were withheld to cover tax or exercise obligations tied to the vesting of previously reported restricted stock units under Rule 16b-3.
Was the MannKind (MNKD) Form 4 transaction a market sale or tax withholding?
The Form 4 reflects a tax-withholding disposition, not an open-market sale. Code F and the footnote state the shares were delivered or withheld to pay the exercise price or tax liability associated with the vesting of restricted stock units under Rule 16b-3.
What does the Employee Stock Purchase Plan footnote mean for MannKind (MNKD) holdings?
The footnote states Marasco’s post-transaction holdings of 343,398 shares include 2,775 shares bought through MannKind’s Employee Stock Purchase Plan on June 30, 2026. This clarifies that part of his current stake came from payroll-based share purchases.
Was the MannKind (MNKD) insider transaction made under a Rule 10b5-1 trading plan?
The Form 4’s Rule 10b5-1 checkbox is not marked, and no footnote mentions a trading plan. The transaction is reported simply as a tax-withholding disposition related to vesting restricted stock units, rather than as activity under a pre-arranged trading plan.
What is the significance of Rule 16b-3 in the MannKind (MNKD) Form 4?
The footnote cites Rule 16b-3, indicating the securities were issued and the withholding occurred under an equity compensation arrangement approved for insiders. This rule provides an exemption from short-swing profit rules for transactions tied to board-approved compensation plans.