Eos Energy director buys 16,250 shares at $6.16

Eos Energy Enterprises director David Urban bought additional company stock in the open market.

Rhea-AI Filing Summary

Eos Energy Enterprises director David Urban bought additional company stock in the open market. On March 9, 2026, he purchased 16,250 shares of common stock at a weighted average price of $6.16 per share, with individual trade prices ranging from $6.15 to $6.16. Following this purchase, he directly owns 62,471 shares.

Insider Trade Summary

Net Buyer: 16,250 shares

Net Buy 1 txn

Insider Urban David

Role Director

Bought 16,250 shs ($100K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	16,250	$6.16	$100K

Holdings After Transaction: Common Stock — 62,471 shares (Direct)

Footnotes (1)

1. F1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $6.15 to $6.16, inclusive. The Reporting Person undertakes to provide to 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 purchased at each separate price within the range set forth in this footnote.

FAQ

What insider transaction did Eos Energy Enterprises (EOSE) report on this Form 4?

Eos Energy Enterprises reported that director David Urban made an open-market purchase of the company’s common stock. He bought 16,250 shares at a weighted average price of $6.16 per share, with trade prices ranging from $6.15 to $6.16 on March 9, 2026.

How many Eos Energy Enterprises (EOSE) shares did David Urban own after the transaction?

After the reported transaction, director David Urban directly owned 62,471 shares of Eos Energy Enterprises common stock. This total reflects his holdings following the March 9, 2026 open-market purchase of 16,250 additional shares disclosed in the Form 4 filing.

At what prices did David Urban buy Eos Energy Enterprises (EOSE) shares?

David Urban purchased Eos Energy Enterprises common stock at a weighted average price of $6.16 per share. According to the filing footnote, individual trades occurred at prices ranging from $6.15 to $6.16 per share on March 9, 2026.

What type of transaction did Eos Energy Enterprises (EOSE) disclose for David Urban?

The company disclosed an open-market purchase of common stock by director David Urban. The Form 4 classifies the transaction as a non-derivative purchase under code “P,” covering 16,250 shares bought on March 9, 2026 at a weighted average price of $6.16 per share.

Is David Urban’s ownership in Eos Energy Enterprises (EOSE) direct or indirect?

David Urban’s reported ownership of Eos Energy Enterprises shares is direct. The Form 4 lists the nature of ownership as direct with code “D,” and there is no footnote indicating that the purchased shares are held through a separate entity, trust, or partnership.

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Accepted by SEC EDGAR 03/10/2026 - 08:52 AM 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^*

Urban David

(Last) (First) (Middle)

C/O EOS ENERGY ENTERPRISES, INC.

3920 PARK AVENUE

(Street)

EDISON NJ 08820

(City) (State) (Zip)

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)

3. Date of Earliest Transaction (Month/Day/Year)
03/09/2026

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

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

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

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	03/09/2026		P		16,250	A	$6.16(1)	62,471	D

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

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $6.15 to $6.16, inclusive. The Reporting Person undertakes to provide to 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 purchased at each separate price within the range set forth in this footnote.

Remarks:

	/s/ Michael Silberman as attorney-in-fact for David Urban	03/10/2026
	** 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.