BlackLine founder reports RSU tax share withholding
BLACKLINE, INC. founder and director Therese Tucker reported routine share dispositions tied to taxes on equity compensation.
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Form Type
4
Rhea-AI Filing Summary
BLACKLINE, INC. founder and director Therese Tucker reported routine share dispositions tied to taxes on equity compensation. On May 20, 2026, a total of 6,663 shares of common stock were withheld at $30.84 per share to cover her tax liability from vesting restricted stock units, rather than sold in the open market.
The filing also details substantial indirect holdings in various family and estate-planning trusts, including the Brian and Therese Tucker Living Trust and several legacy and irrevocable trusts, reflecting how her BlackLine ownership is spread across multiple entities.
Insider Trade Summary
Exercise Price or Tax Liability: 6,663 shares
Exercise Price or Tax Liability
14 txns
Insider
Tucker Therese
Role
Founder
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Exercise Price or Tax Liability | Common Stock | 2,222 | $30.84 | $69K |
| Exercise Price or Tax Liability | Common Stock | 2,016 | $30.84 | $62K |
| Exercise Price or Tax Liability | Common Stock | 2,425 | $30.84 | $75K |
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Holdings After Transaction:
Common Stock — 354,997 shares (Direct);
Common Stock — 100,178 shares (Indirect, Brian and Therese Tucker Charitable Remainder Trust);
Common Stock — 1,509,881 shares (Indirect, Brian and Therese Tucker Living Trust);
Common Stock — 0 shares (Indirect, By: CS 2015 GRAT dated 9/28/2015);
Common Stock — 0 shares (Indirect, By: SAFETY NET GRAT dated 9/28/2015);
Common Stock — 54,074 shares (Indirect, Claire Seimetz 2015 Trust);
Common Stock — 577,200 shares (Indirect, Isaac Tucker 2012 Irrevocable Trust);
Common Stock — 577,200 shares (Indirect, Roseanna Tucker 2012 Irrevocable Trust);
Common Stock — 52,444 shares (Indirect, Tucker Family CLAT);
Common Stock — 874,128 shares (Indirect, Tucker Legacy Trust);
Common Stock — 129,897 shares (Indirect, Tucker Legacy Trust II);
Common Stock — 250,916 shares (Indirect, Tucker Seimetz Safety Net Grat)
Footnotes (1)
- F1. The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units.
Key Figures
Tax-withholding shares: 6,663 shares
Tax-withholding price: $30.84/share
Direct holdings after one F transaction: 359,438 shares
+3 more
6 metrics
Tax-withholding shares
6,663 shares
Total F-code dispositions for tax liability on May 20, 2026
Tax-withholding price
$30.84/share
Value per share for F-code tax-withholding transactions
Direct holdings after one F transaction
359,438 shares
Common stock directly held after an F-code transaction on May 20, 2026
Living Trust indirect holdings
1,509,881 shares
Brian and Therese Tucker Living Trust common stock position
Tucker Legacy Trust holdings
874,128 shares
Common stock held by Tucker Legacy Trust as of May 20, 2026
Tucker Seimetz Safety Net GRAT holdings
250,916 shares
Common stock held by Tucker Seimetz Safety Net GRAT
Key Terms
restricted stock units, tax-withholding disposition, indirect, grantor retained annuity trust (GRAT), +1 more
5 terms
restricted stock units financial
"tax liability in connection with the vesting of 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.
tax-withholding disposition financial
"transaction_action": "tax-withholding disposition""
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.
indirect financial
""ownership_type": "indirect""
grantor retained annuity trust (GRAT) financial
"By: SAFETY NET GRAT dated 9/28/2015"
charitable remainder trust financial
"Brian and Therese Tucker Charitable Remainder Trust"
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What did Therese Tucker report in her latest Form 4 for BLACKLINE (BL)?
Therese Tucker reported that 6,663 BlackLine common shares were withheld on May 20, 2026 to cover tax liabilities from vesting restricted stock units. These transactions are coded as tax-withholding dispositions, not open-market sales, and reflect routine handling of equity compensation taxes.
Were Therese Tucker’s BLACKLINE (BL) Form 4 transactions open-market sales?
The Form 4 shows no open-market sales by Therese Tucker. Instead, three transactions coded “F” represent shares withheld by the company at $30.84 per share to pay taxes arising from the vesting of restricted stock units, a common administrative equity event.
What does the Form 4 reveal about Therese Tucker’s indirect BLACKLINE (BL) holdings?
The Form 4 lists sizeable indirect BlackLine holdings through multiple trusts, including the Brian and Therese Tucker Living Trust and several legacy and irrevocable trusts. Each entry shows common stock positions as of May 20, 2026, illustrating her ownership spread across various family-related entities.
What is the significance of the tax-withholding code “F” in the BLACKLINE (BL) Form 4?
Code “F” in the Form 4 indicates shares delivered to pay exercise price or tax liabilities. For BlackLine, 6,663 shares tied to Therese Tucker’s restricted stock unit vesting were withheld at $30.84, designating a tax-withholding disposition rather than a discretionary buy or sell decision.
AI-generated analysis. How Rhea-AI works. Not financial advice.
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