Tax-driven Eos Energy (NASDAQ: EOSE) insider share sale detailed
Filing Impact
Filing Sentiment
Form Type
4
Rhea-AI Filing Summary
Eos Energy Enterprises Chief Administration Officer Michelle Buczkowski reported a mix of equity award vesting and related share sales. On June 26, 2026, 22,938 restricted stock units converted into the same number of common shares at $0.00 per share under a company incentive plan.
On June 30, 2026, she sold 11,469 common shares in open-market transactions at a weighted-average price of $5.87 per share, effected automatically under a pre-arranged Rule 10b5-1 trading plan to cover estimated tax-withholding obligations tied to the vesting. After these transactions, she directly holds 59,242 common shares and 45,876 restricted stock units.
Positive
- None.
Negative
- None.
Insider Trade Summary 10b5-1
Net Seller: 11,469 shares ($67,323)
Net Sell
3 txns
Insider
Buczkowski Michelle
Role
Chief Administration Officer
Sold
11,469 shs ($67K)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Sale | Common Stock | 11,469 | $5.87 | $67K |
| Exercise | Restricted Stock Units | 22,938 | $0.00 | -- |
| Exercise | Common Stock | 22,938 | $0.00 | -- |
Holdings After Transaction:
Common Stock — 59,242 shares (Direct, null);
Restricted Stock Units — 45,876 shares (Direct, null)
Footnotes (1)
- Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock. The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 to cover estimated tax withholding obligations in connection with the vesting of restricted stock units. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.68 to $6.15, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. 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. Not applicable.
Key Figures
Common shares sold: 11,469 shares
Average sale price: $5.87 per share
RSUs converted: 22,938 units
+3 more
6 metrics
Common shares sold
11,469 shares
Open-market sale on June 30, 2026
Average sale price
$5.87 per share
Weighted-average for June 30, 2026 sale
RSUs converted
22,938 units
RSUs converted into common stock on June 26, 2026
Shares held after transactions
59,242 shares
Direct common stock holdings following reported trades
RSUs remaining
45,876 units
Restricted stock units outstanding after conversion
Sale price range
$5.68–$6.15 per share
Price range for June 30, 2026 transactions
Key Terms
Rule 10b5-1 trading plan, restricted stock unit, 2020 Incentive Plan, weighted average price, +1 more
5 terms
Rule 10b5-1 trading plan regulatory
"The sales reported ... were effected automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person..."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
restricted stock unit financial
"Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock."
A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.
2020 Incentive Plan financial
"The reporting person received a grant of RSUs under the Issuer's 2020 Incentive Plan..."
weighted average price financial
"The price reported in Column 4 is a weighted average price."
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
vesting financial
"The sales ... to cover estimated tax withholding obligations in connection with the vesting of restricted stock units."
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.
FAQ
What insider transactions did EOSE executive Michelle Buczkowski report?
Michelle Buczkowski reported RSU vesting and a related share sale. 22,938 restricted stock units converted into common shares, and 11,469 common shares were sold in open-market trades to address tax obligations tied to the vesting.
What triggered the RSU conversion reported for EOSE’s Michelle Buczkowski?
The conversion came from a restricted stock unit grant under Eos Energy’s 2020 Incentive Plan. Those RSUs vest in three equal annual installments on each of the first three anniversaries of the grant date, subject to continued service.