Eos Energy director settles RSUs for cash

Eos Energy Enterprises director Jeffrey S. Bornstein reported compensation-related updates involving restricted stock units (RSUs) and common stock.

Rhea-AI Filing Summary

Eos Energy Enterprises director Jeffrey S. Bornstein reported compensation-related updates involving restricted stock units (RSUs) and common stock. He exercised 30,815 RSUs tied to an equal number of common shares, but a footnote explains these RSUs were settled in cash at $6.88 per unit, so no shares were actually issued or disposed of. After these entries, he reports direct ownership of 134,248 common shares and an additional 1,500 shares held indirectly by his spouse. The filing reflects routine equity compensation accounting rather than open-market buying or selling.

Insider Trade Summary

30,815 shares exercised/converted

Exercise 4 txns

Insider Bornstein Jeffrey S

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	30,815	$0.00	$0.00
Exercise	Common Stock	30,815	$0.00	$0.00
Disposition	Common Stock	12,326	$6.88	$85K
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 134,248 shares (Direct); Common Stock — 1,500 shares (Indirect, By Spouse)

Footnotes (3)

1. F1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock.
2. F2. Represents the cash settlement on May 19, 2026 of RSUs granted on May 19, 2025. Each RSU was settled for $6.88, the closing price per share of common stock of the Company on May 19, 2026. No shares were actually issued to the reporting person, nor did the reporting person dispose of any shares.
3. F3. Not applicable.

Key Figures

RSUs settled: 30,815 units Cash settlement price: $6.88 per RSU Direct common shares after transactions: 134,248 shares +2 more

5 metrics

RSUs settled 30,815 units Restricted stock units settled on May 19, 2026

Cash settlement price $6.88 per RSU Equal to closing common stock price on May 19, 2026

Direct common shares after transactions 134,248 shares Direct ownership reported following Form 4 entries

Indirect common shares by spouse 1,500 shares Indirect ownership reported as held by spouse

RSUs underlying common stock 30,815 shares Each RSU represented a right to one common share

Key Terms

Restricted Stock Units, Disposition to issuer, derivative exercise/conversion, indirect ownership

4 terms

Restricted Stock Units financial

"The security titled "Restricted Stock Units" was exercised and linked to 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.

Disposition to issuer financial

"A transaction with code "D" is described as a "Disposition to issuer"."

derivative exercise/conversion financial

"Transaction code "M" is labeled as "Exercise or conversion of derivative security"."

indirect ownership financial

"An entry shows 1,500 common shares with ownership type marked as indirect by spouse."

FAQ

What did Eos Energy (EOSE) director Jeffrey Bornstein report in this Form 4?

Jeffrey S. Bornstein reported RSU-related transactions and updated share holdings. 30,815 restricted stock units were exercised and settled in cash, and his direct and indirect common stock positions were updated without any open-market purchases or sales.

Were any Eos Energy (EOSE) shares actually bought or sold in this Form 4?

No shares were bought or sold. A footnote states the RSUs were settled entirely in cash at $6.88 per unit, and that no shares were issued to or disposed of by the reporting person in these transactions.

How many Eos Energy (EOSE) shares does Jeffrey Bornstein hold after the reported transactions?

After the reported entries, Jeffrey S. Bornstein holds 134,248 Eos Energy common shares directly. The filing also shows 1,500 additional common shares held indirectly through his spouse, reflecting his total reported equity exposure.

What is the significance of the $6.88 price in the Eos Energy (EOSE) Form 4?

The $6.88 figure is the cash settlement price per RSU, equal to Eos Energy’s closing common stock price on May 19, 2026. Each of the 30,815 RSUs was settled for $6.88, with no corresponding share issuance or sale.

How were the restricted stock units treated in the Eos Energy (EOSE) Form 4?

Each restricted stock unit represented a contingent right to one common share. In this filing, 30,815 RSUs granted on May 19, 2025 were settled in cash on May 19, 2026, rather than being converted into common shares for the reporting person.

Does this Eos Energy (EOSE) Form 4 indicate routine compensation activity?

Yes. The filing describes a cash settlement of previously granted RSUs and updated share counts. With no open-market trades and no net share issuance or disposal, the activity appears consistent with routine equity compensation accounting for a company director.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Accepted by SEC EDGAR 05/19/2026 - 07:31 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Bornstein Jeffrey S

(Last) (First) (Middle)

C/O EOS ENERGY ENTERPRISES, INC.

3920 PARK AVENUE

(Street)

EDISON NEW JERSEY 08820

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Eos Energy Enterprises, Inc. [ EOSE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/19/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/19/2026		M		30,815	A	$0(1)	146,574	D
Common Stock	05/19/2026		D		12,326(2)	D	$6.88	134,248	D
Common Stock								1,500	I	By Spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	05/19/2026		M			30,815	(3)	(3)	Common Stock	30,815	$0	0	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock.

2. Represents the cash settlement on May 19, 2026 of RSUs granted on May 19, 2025. Each RSU was settled for $6.88, the closing price per share of common stock of the Company on May 19, 2026. No shares were actually issued to the reporting person, nor did the reporting person dispose of any shares.

3. Not applicable.

Remarks:

	/s/ Michael Silberman as attorney-in-fact for Jeffrey Bornstein	05/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)