Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share (EOSE)

Q: What does CUSIP 29415C101 represent in this 13F holders report?

CUSIP 29415C101 is the security identifier for EOSE - Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held EOSE - Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share in Q4 2025?

321 institutional investors reported EOSE - Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share for Q4 2025. Use the holders table for investor-level position and value details.

CUSIP: 29415C101

Q4 2025 13F Holders as of 31 Dec 2025

Security type / class: Equity / Common Stock, par value $0.0001 per share
Total 13F shares: 175,650,923
Total 13F value: $2,013,908,735
Share change: +26,454,711
Put/Call ratio: 80%
SEC-reported price per share: $11.46
Number of holders: 321
Value change: +$303,645,458
Number of buys: 206
Number of sells: 129
Shares outstanding: 513,143,582

Security key

29415C101

Report period

Q4 2025

Institutions

321

Top holders

EOSE full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2026 Previous quarter: Q3 2025 Eos Energy Enterprises, Inc. SEC filings Eos Energy Enterprises, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 29415C101

Newer quarter: Q1 2026 Previous quarter: Q3 2025

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024

Ownership snapshot

Top reported holders of EOSE - Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

BlackRock, Inc.

Disclosed value leader

SUSQUEHANNA SECURITIES, LLC

Comparable rows

15/15

Latest evidence

31 Dec 2025

13F 13D/G Lead comparable stake: 6.5% 13D/G row: BlackRock, Inc. Showing 1-6 of 15 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 6.5%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock, Inc.'s linked filing trail.

Comparable ownership Top 5

BlackRock, Inc. 6.5%

SUSQUEHANNA SECURITIES, LLC 4.5%

VANGUARD GROUP INC 3%

Rubric Capital Management LP 2%

STATE STREET CORP 1.4%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	6.5% from 13D/G	$209,703,079 18,411,157 shares	—	30 Sep 2025
SUSQUEHANNA SECURITIES, LLC	13D/G Capital Ventures International 13D/G	4.5%	$241,213,820 14,340,893 shares	-$13,927,111	31 Dec 2025
VANGUARD GROUP INC	13F Company 13F	3%	$176,964,859 15,536,862 shares	—	30 Sep 2025
Rubric Capital Management LP	13F Company 13F	2%	$117,317,000 10,300,000 shares	—	30 Sep 2025
STATE STREET CORP	13F Company 13F	1.4%	$82,532,304 7,246,032 shares	—	30 Sep 2025
Electron Capital Partners, LLC	13F Company 13F	1.3%	$75,113,645 6,594,701 shares	—	30 Sep 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

321

175,650,923

Rows available

321

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders

270

Q4 2025 holders

321

Holder diff

Investor	Q3 2025 Shares	Q4 2025 Shares	Share Diff	Share Chg %	Q3 2025 value	Q4 2025 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend