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 Q1 2026?

309 institutional investors reported EOSE - Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share for Q1 2026. Use the holders table for investor-level position and value details.

CUSIP: 29415C101

Q1 2026 13F Holders as of 31 Mar 2026

Type / Class: Equity / Common Stock, par value $0.0001 per share
Shares outstanding: 498,711,419
Total 13F shares: 204,258,924
Share change: +23,825,607
Total reported value: $1,012,644,978
Put/Call ratio: 82%
Price per share: $4.96
Number of holders: 309
Value change: -$6,665,902
Number of buys: 194
Number of sells: 146

Security key

29415C101

Report period

Q1 2026

Institutions

309

Top holders

EOSE full security history Ownership snapshot Full 13F holder table Previous quarter: Q4 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

Previous quarter: Q4 2025

Recent filing periods:

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

Ownership snapshot

Top shareholders 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.

Lead holder

BlackRock, Inc.

13D/G signal

BlackRock, Inc.

Evidence rows

Latest as of

31 Mar 2026

13F 13D/G 3/4/5 Lead comparable stake: 6.5% 13D/G row: BlackRock, Inc. Showing first 8 of 50 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	6.5% from 13D/G	$268,469,020 23,426,616 shares	—	31 Dec 2025
VANGUARD CAPITAL MANAGEMENT LLC	13D/G Vanguard Capital Management 13D/G	5.1%	$85,507,945 17,239,505 shares	$0	31 Mar 2026
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
Nathan Kroeker	3/4/5 CCO and Interim CFO 3/4/5	0.13%	$11,210,692 662,512 shares mixed-class rows	-$1,750,463	23 Jan 2026
VANGUARD GROUP INC	13F Company 13F	3.7%	$213,349,376 18,616,874 shares	—	31 Dec 2025
DRIEHAUS CAPITAL MANAGEMENT LLC	13F Company 13F	2.9%	$163,537,569 14,270,294 shares	—	31 Dec 2025
STATE STREET CORP	13F Company 13F	1.5%	$88,125,578 7,689,841 shares	—	31 Dec 2025
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	1.4%	$82,587,153 7,205,507 shares	—	31 Dec 2025

Show 42 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F Company 13F	1.3%	$75,385,794 6,578,167 shares	—	31 Dec 2025
Rubric Capital Management LP	13F Company 13F	1.3%	$74,490,000 6,500,000 shares	—	31 Dec 2025
Electron Capital Partners, LLC	13F Company 13F	1.2%	$70,156,928 6,121,896 shares	—	31 Dec 2025
TWO SIGMA INVESTMENTS, LP	13F Company 13F	1.1%	$61,310,920 5,349,993 shares	—	31 Dec 2025
STIFEL FINANCIAL CORP	13F Company 13F	0.85%	$48,542,575 4,235,823 shares	—	31 Dec 2025
MORGAN STANLEY	13F Company 13F	0.66%	$37,470,751 3,269,699 shares	—	31 Dec 2025
TWO SIGMA ADVISERS, LP	13F Company 13F	0.64%	$36,807,056 3,211,785 shares	—	31 Dec 2025
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	0.49%	$28,221,110 2,462,575 shares	—	31 Dec 2025
CITADEL ADVISORS LLC	13F Company 13F	0.49%	$28,214,383 2,461,988 shares	—	31 Dec 2025
NORTHERN TRUST CORP	13F Company 13F	0.47%	$27,039,939 2,359,506 shares	—	31 Dec 2025
SIMPLEX TRADING, LLC	13F Company 13F	0.45%	$25,772,783 2,248,934 shares	—	31 Dec 2025
HRT FINANCIAL LP	13F Company 13F	0.4%	$22,623,000 1,974,160 shares	—	31 Dec 2025
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.	13F Company 13F	0.39%	$22,329,811 1,948,500 shares	—	31 Dec 2025
JANE STREET GROUP, LLC	13F Company 13F	0.39%	$22,025,525 1,921,948 shares	—	31 Dec 2025
NewEdge Advisors, LLC	13F Company 13F	0.37%	$21,033,921 1,865,543 shares	—	31 Dec 2025
Graham Capital Management, L.P.	13F Company 13F	0.36%	$20,530,762 1,791,515 shares	—	31 Dec 2025
FMR LLC	13F Company 13F	0.34%	$19,197,042 1,675,135 shares	—	31 Dec 2025
FIRST TRUST ADVISORS LP	13F Company 13F	0.3%	$16,989,003 1,482,461 shares	—	31 Dec 2025
BARCLAYS PLC	13F Company 13F	0.28%	$16,140,481 1,408,419 shares	—	31 Dec 2025
GROUP ONE TRADING LLC	13F Company 13F	0.25%	$14,402,871 1,256,795 shares	—	31 Dec 2025
MILLENNIUM MANAGEMENT LLC	13F Company 13F	0.25%	$14,246,339 1,243,136 shares	—	31 Dec 2025
GOLDMAN SACHS GROUP INC	13F Company 13F	0.24%	$13,873,889 1,210,636 shares	—	31 Dec 2025
BARINGS LLC	13F Company 13F	0.24%	$13,802,768 1,204,430 shares	—	31 Dec 2025
Invesco Ltd.	13F Company 13F	0.24%	$13,555,611 1,182,863 shares	—	31 Dec 2025
BNP Paribas Asset Management Holding S.A.	13F Company 13F	0.23%	$13,015,000 1,135,687 shares	—	31 Dec 2025
Jump Financial, LLC	13F Company 13F	0.22%	$12,635,178 1,102,546 shares	—	31 Dec 2025
Legal & General Group Plc	13F Company 13F	0.21%	$12,280,936 1,071,635 shares	—	31 Dec 2025
Baker Avenue Asset Management, LP	13F Company 13F	0.2%	$11,542,316 1,007,183 shares	—	31 Dec 2025
Zweig-DiMenna Associates LLC	13F Company 13F	0.2%	$11,391,102 993,988 shares	—	31 Dec 2025
PRICE T ROWE ASSOCIATES INC /MD/	13F Company 13F	0.2%	$11,229,000 979,739 shares	—	31 Dec 2025
AMERICAN FINANCIAL GROUP INC	13F Company 13F	0.19%	$11,138,295 971,928 shares	—	31 Dec 2025
Caption Management, LLC	13F Company 13F	0.18%	$10,482,771 914,727 shares	—	31 Dec 2025
Bank of New York Mellon Corp	13F Company 13F	0.18%	$10,266,205 895,829 shares	—	31 Dec 2025
Polar Capital Holdings Plc	13F Company 13F	0.18%	$10,061,880 878,000 shares	—	31 Dec 2025
ROYAL BANK OF CANADA	13F Company 13F	0.17%	$9,760,000 851,593 shares	—	31 Dec 2025
UBS Group AG	13F Company 13F	0.17%	$9,716,086 847,826 shares	—	31 Dec 2025
Universal- Beteiligungs- und Servicegesellschaft mbH	13F Individual 13F	0.17%	$9,687,299 845,314 shares	—	31 Dec 2025
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	13F Company 13F	0.17%	$9,499,485 833,866 shares	—	31 Dec 2025
Walleye Capital LLC	13F Company 13F	0.16%	$9,428,853 822,762 shares	—	31 Dec 2025
Nuveen, LLC	13F Company 13F	0.15%	$8,620,040 752,185 shares	—	31 Dec 2025
Walleye Trading LLC	13F Company 13F	0.15%	$8,465,078 738,663 shares	—	31 Dec 2025
BANK OF AMERICA CORP /DE/	13F Company 13F	0.13%	$7,561,262 659,796 shares	—	31 Dec 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 Q1 2026

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

Institutions

309

204,258,924

Rows loaded

309

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* 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. An asterisk next to the price means the price is likely invalid.

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders

321

Q1 2026 holders

309

Holder diff

-12

Investor	Q4 2025 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q4 2025 value	Q1 2026 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend