Eos Energy CEO vests RSUs, withholds shares for tax
Eos Energy Enterprises Chief Executive Officer Joe Mastrangelo reported routine equity compensation activity involving restricted stock units (RSUs).
Rhea-AI Filing Summary
Eos Energy Enterprises Chief Executive Officer Joe Mastrangelo reported routine equity compensation activity involving restricted stock units (RSUs). On June 26, 2026, he exercised RSUs to acquire 130,570 shares of common stock at a conversion price of $0.00 per share under the company’s 2020 Incentive Plan.
In connection with this vesting, on June 30, 2026 the company withheld 60,703 common shares at a value of $6.09 per share to cover tax obligations, which is recorded as a disposition but not an open-market sale. After these transactions, Mastrangelo directly holds 1,640,347 shares of common stock and 261,140 RSUs, with each RSU representing a contingent right to receive one share of common stock.
Positive
- None.
Negative
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Insider Trade Summary
130,570 shares exercised/converted
Exercise
3 txns
Insider
Mastrangelo Joe
Role
Chief Executive Officer
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Exercise Price or Tax Liability | Common Stock | 60,703 | $6.09 | $370K |
| Exercise | Restricted Stock Units | 130,570 | $0.00 | $0.00 |
| Exercise | Common Stock | 130,570 | $0.00 | $0.00 |
Holdings After Transaction:
Restricted Stock Units — 261,140 contracts (Direct);
Common Stock — 1,640,347 shares (Direct)
Footnotes (4)
- F1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock.
- F2. Represents shares withheld from vested restricted stock unit ("RSU") award to satisfy tax obligations, as permitted by the Company's Amended and Restated 2020 Incentive Plan.
- F3. The reporting person received a grant of RSUs under the Issuer's 2020 Incentive Plan, which will vest in three equal installments on each of the first three anniversaries of the grant date, subject to continued service through each vesting date.
- F4. Not applicable.
Key Figures
RSUs exercised: 130,570 shares
Tax-withholding shares: 60,703 shares
Tax-withholding price: $6.09 per share
+3 more
6 metrics
RSUs exercised
130,570 shares
Common stock from RSU conversion on June 26, 2026
Tax-withholding shares
60,703 shares
Shares withheld to satisfy tax obligations on June 30, 2026
Tax-withholding price
$6.09 per share
Value used for 60,703-share tax-withholding disposition
Common shares after transactions
1,640,347 shares
Total direct common stock holdings following reported transactions
RSUs outstanding
261,140 RSUs
Restricted stock units remaining after the RSU exercise
Exercise price for RSUs
$0.00 per share
Conversion or exercise price for 130,570 RSUs into common stock
Key Terms
Restricted Stock Units, RSU, tax obligations, 2020 Incentive Plan, +2 more
6 terms
Restricted Stock Units financial
"The reporting person received a grant of RSUs under the Issuer's 2020 Incentive Plan"
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.
RSU financial
"Each restricted stock unit ("RSU") represents a contingent right to receive one share"
Restricted stock units (RSUs) are a form of company shares given to employees as part of their compensation, usually with certain restrictions or conditions, such as remaining with the company for a set period. When these restrictions lift, employees receive actual shares that they can sell or hold. For investors, RSUs can impact a company's stock supply and reflect the company's commitment to attracting and retaining talent.
tax obligations financial
"Represents shares withheld from vested restricted stock unit ("RSU") award to satisfy tax obligations"
2020 Incentive Plan financial
"under the Issuer's 2020 Incentive Plan, which will vest in three equal installments"
tax-withholding disposition financial
"transaction_action: "tax-withholding disposition" for 60,703 common shares"
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 exercise/conversion financial
"transaction_action: "derivative exercise/conversion" for 130,570 RSUs into common stock"
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What insider transactions did EOSE CEO Joe Mastrangelo report on this Form 4?
Joe Mastrangelo reported RSU-related transactions, exercising 130,570 restricted stock units into common stock and a separate tax-withholding disposition of 60,703 shares. These events reflect routine equity compensation activity rather than open-market buying or selling of Eos Energy Enterprises (EOSE) shares.
What are Joe Mastrangelo’s EOSE holdings after these Form 4 transactions?
Following these transactions, Joe Mastrangelo directly holds 1,640,347 shares of Eos Energy Enterprises common stock and 261,140 restricted stock units. Each RSU represents a contingent right to receive one share of common stock, subject to continued service and vesting conditions.
How do the EOSE CEO’s RSUs vest according to this disclosure?
The RSUs granted under Eos Energy Enterprises’ 2020 Incentive Plan vest in three equal installments on each of the first three anniversaries of the grant date. Vesting is subject to the CEO’s continued service with the company through each applicable vesting date.
AI-generated analysis. How Rhea-AI works. Not financial advice.
