Eos Energy director Dimitrief buys 25,000 shares

Available on EDGAR 11/13/2026 - 09:05 AM EST Accepted by SEC EDGAR 11/13/2026 - 09:05 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Eos Energy Enterprises, Inc. (EOSE) director Alexander Dimitrief purchased 25,000 common shares on November 12, 2026, at $1.86 per share, in an open-market or private transaction. He directly held 294,296 shares following the purchase. A further 11,377 shares were held indirectly by his spouse. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Net Buyer: 25,000 shares

Net Buy 1 txn

Insider DIMITRIEF ALEXANDER

Role Director

Bought 25,000 shs ($47K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	25,000	$1.86	$47K
Holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 294,296 shares (Direct); Common Stock — 11,377 shares (Indirect, By Spouse)

Key Figures

Shares purchased: 25,000 shares Purchase price: $1.86 per share Direct shares held after purchase: 294,296 shares +1 more

4 metrics

Shares purchased 25,000 shares Common stock purchase on November 12, 2026

Purchase price $1.86 per share Common stock purchase on November 12, 2026

Direct shares held after purchase 294,296 shares Alexander Dimitrief following the November 12, 2026 purchase

Shares held indirectly by spouse 11,377 shares Reported as of November 12, 2026

FAQ

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How many EOSE shares did Alexander Dimitrief buy, and at what price?

Alexander Dimitrief, a director of Eos Energy Enterprises, Inc. (EOSE), purchased 25,000 common shares on November 12, 2026, at $1.86 per share, in an open-market or private transaction. He directly held 294,296 shares following the purchase.

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

Form 4 Insider Transactions: What Each Field Means →

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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^*

DIMITRIEF ALEXANDER

(Last) (First) (Middle)

C/O EOS ENERGY ENTERPRISES, INC.

TWO ALLEGHENY CENTER, NOVA TOWER 2

(Street)

PITTSBURGH PENNSYLVANIA 15212

(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)
11/12/2026

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	11/12/2026		P		25,000	A	$1.86	294,296	D
Common Stock								11,377	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

Explanation of Responses:

Remarks:

	/s/ Sumeet Puri as attorney-in-fact for Alexander Dimitrief	11/13/2026
	** 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)