Catalyst Pharmaceuticals (CPRX) CMO gets 3,052 shares, 743 withheld for tax
Rhea-AI Filing Summary
Catalyst Pharmaceuticals Chief Medical Officer William T. Andrews reported routine equity compensation activity involving restricted stock units that convert into common stock. On June 3, 2026, 3,052 restricted stock units were exercised into 3,052 shares of common stock at a conversion price of $0.0000 per share.
Of these, 743 shares were withheld by Catalyst Pharmaceuticals to cover applicable tax obligations, described as a tax-withholding disposition. After this withholding, Andrews directly holds 2,309 shares of common stock. Footnotes explain that each restricted stock unit represents a right to receive one common share upon vesting and that the related derivative securities vest in five equal annual tranches on June 2 of each year from 2026 through 2030.
Positive
- None.
Negative
- None.
Insider Trade Summary
Net Buyer: 2,309 shares
Net Buy
3 txns
Insider
Andrews William T.
Role
Chief Medical Officer
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Exercise | Common Stock, par value $0.001 per share | 3,052 | $0.00 | $0.00 |
| Exercise Price or Tax Liability | Common Stock, par value $0.001 per share | 743 | $0.00 | $0.00 |
| Exercise | Restricted Stock Units | 3,052 | $0.00 | $0.00 |
Holdings After Transaction:
Restricted Stock Units — 240,195 shares (Direct);
Common Stock, par value $0.001 per share — 2,309 shares (Direct)
Footnotes (4)
- F1. Each restricted stock unit represents a contingent right to receive one share of the Registrant's common stock upon vesting.
- F2. Shares withheld by the Registrant to satisfy applicable withholding taxes upon vesting of restricted common stock.
- F3. Derivative securities vest in equal tranches, 1/5th each on June 2, 2026, 2027, 2028, 2029, and 2030.
- F4. Shares of common stock are required to be delivered to the Reporting Person within sixty days of vesting. The first tranche of shares was delivered on June 3, 2026.
Key Figures
RSUs converted: 3,052 shares
Shares withheld for taxes: 743 shares
Shares held after transaction: 2,309 shares
+2 more
5 metrics
RSUs converted
3,052 shares
Restricted stock units exercised into common stock on June 3, 2026
Shares withheld for taxes
743 shares
Withheld by Catalyst Pharmaceuticals to satisfy tax obligations
Shares held after transaction
2,309 shares
Direct common stock holdings of William T. Andrews after transactions
Derivative RSU balance
240,195 units
Total restricted stock units following derivative transaction
Vesting schedule
1/5 annually 2026–2030
RSUs vest June 2 of 2026, 2027, 2028, 2029, 2030
Key Terms
Restricted Stock Units, tax-withholding disposition, derivative security, vesting, +1 more
5 terms
Restricted Stock Units financial
"The filing lists "Restricted Stock Units" as a derivative security that converts into common stock."
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.
tax-withholding disposition financial
"A transaction coded F is described as a tax-withholding disposition to satisfy applicable withholding taxes."
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.
derivative security financial
"The M code is defined as the exercise or conversion of a derivative security related to restricted stock units."
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
vesting financial
"Footnotes state that each restricted stock unit converts into one share of common stock upon vesting."
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
tranches financial
"Derivative securities vest in equal tranches, 1/5 each year from June 2, 2026 through 2030."
Tranches are portions or slices of a larger financing deal—such as a loan, bond issue, or equity round—that are released at different times or under different conditions. For investors they matter because each tranche can carry different risk, interest or payout terms and may be paid only if certain targets are met; think of funding as slices of a cake handed out as progress is made.
AI-generated analysis. How Rhea-AI works. Not financial advice.
FAQ
What insider transaction did Catalyst Pharmaceuticals (CPRX) report for William T. Andrews?
Catalyst Pharmaceuticals reported that Chief Medical Officer William T. Andrews exercised 3,052 restricted stock units into 3,052 common shares. As part of this routine compensation event, some of the resulting shares were withheld by the company to satisfy applicable tax obligations tied to the vesting.
What do the restricted stock units in the Catalyst Pharmaceuticals (CPRX) Form 4 represent?
Each restricted stock unit represents a contingent right to receive one share of Catalyst Pharmaceuticals common stock upon vesting. The footnotes explain that shares must be delivered within sixty days of vesting, and that the first tranche of shares under this award was delivered on June 3, 2026.
How do the Catalyst Pharmaceuticals (CPRX) restricted stock units vest for William T. Andrews?
The derivative securities tied to these restricted stock units vest in five equal tranches. According to the filing, 1/5 of the award vests on each of June 2, 2026, 2027, 2028, 2029, and 2030, providing a multi-year schedule for delivery of common shares as those tranches vest.