Latest Period
Q1 2026
Security Snapshot
Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share (EOSE) Institutional Ownership
CUSIP: 29415C101
13F Institutional Holders and Ownership History from Q1 2019 to Q1 2026
Institutions Reporting
309
Shares (Excl. Options)
204,258,924
Price
$4.96
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- Type / Class
- Equity / Common Stock, par value $0.0001 per share
- Symbol
- EOSE on Nasdaq
- Shares outstanding
- 498,711,419
- Price per share
- $8.28
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 204,258,924
- Total reported value
- $1,012,644,978
- % of total 13F portfolios
- 0%
- Share change
- +23,825,607
- Value change
- -$6,665,902
- Number of holders
- 309
- Price from insider filings
- $8.28
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- EOSE - Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share is tracked under CUSIP 29415C101.
- 309 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 321 to 309 between Q4 2025 and Q1 2026.
- Reported value moved from $2,013,908,735 to $1,012,644,978.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 309 institutions filings for Q1 2026.
Security key
29415C101
Latest holder period
Q1 2026
13F holders
309
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
EOSE full holder history
Eos Energy Enterprises, Inc. SEC filings
Eos Energy Enterprises, Inc. company facts
Eos Energy Enterprises, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 29415C101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
EOSE
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Cerberus Capital Management II, L.P. | 32% | 0% | $983,059,949 | 159,587,654 | 0% | Cerberus Capital Management II, L.P. | 12 May 2026 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 5.1% | $85,507,945 | 17,239,505 | Vanguard Capital Management | 31 Mar 2026 | |||
| BlackRock, Inc. | 6.5% | $82,141,240 | 16,043,211 | BlackRock, Inc. | 30 Jun 2025 | |||
| SUSQUEHANNA SECURITIES, LLC | 4.5% | -22% | $241,213,820 | -$13,927,111 | 14,340,893 | -5.5% | Capital Ventures International | 31 Dec 2025 |
As of 31 Mar 2026, 309 institutional investors reported holding 204,258,924 shares of Eos Energy Enterprises, Inc. - Common Stock, par value $0.0001 per share (EOSE). This represents 41% of the company’s total 498,711,419 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
31%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4.8% | 24,083,779 | +2.8% | 0% | $119,455,546 |
| Driehaus Capital Management LLC | 3% | 14,869,170 | +4.2% | 0.54% | $73,751,083 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3% | 14,835,437 | 0% | 0% | $73,583,768 |
| TWO SIGMA INVESTMENTS, LP | 2.8% | 14,074,001 | +163% | 0.06% | $69,807,045 |
| STATE STREET CORP | 1.6% | 8,017,930 | +4.3% | 0% | $39,768,933 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.6% | 7,812,894 | +8.4% | 0% | $38,759,327 |
| MARSHALL WACE, LLP | 1.3% | 6,611,495 | +3529% | 0.04% | $32,793,014 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1.3% | 6,350,481 | -3.5% | 0.04% | $31,498,386 |
| CITADEL ADVISORS LLC | 1.2% | 6,100,772 | +148% | 0.02% | $30,259,829 |
| Electron Capital Partners, LLC | 1.1% | 5,379,661 | -12% | 1.3% | $26,683,118 |
| HRT FINANCIAL LP | 1% | 5,194,562 | +163% | 0.06% | $25,765,000 |
| Crystal Cove Asset Management, LLC | 0.86% | 4,298,487 | 0% | 28% | $21,320,496 |
| STIFEL FINANCIAL CORP | 0.83% | 4,138,555 | -2.3% | 0.02% | $20,527,249 |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 0.69% | 3,444,846 | +1451% | 0.07% | $17,086,436 |
| GROUP ONE TRADING LLC | 0.6% | 3,007,414 | +139% | 0.49% | $14,916,773 |
| MILLENNIUM MANAGEMENT LLC | 0.6% | 2,987,574 | +140% | 0.01% | $14,818,367 |
| MORGAN STANLEY | 0.59% | 2,960,784 | -9.4% | 0% | $14,685,490 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.57% | 2,842,808 | 0% | 0% | $14,100,328 |
| Marex Group plc | 0.55% | 2,759,960 | 0.14% | $13,689,402 | |
| GOLDMAN SACHS GROUP INC | 0.55% | 2,725,293 | +125% | 0% | $13,517,453 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.53% | 2,631,071 | +6.8% | 0% | $13,050,112 |
| NORTHERN TRUST CORP | 0.5% | 2,489,945 | +5.5% | 0% | $12,350,127 |
| VANGUARD FIDUCIARY TRUST CO | 0.45% | 2,241,141 | 0% | 0% | $11,116,059 |
| TUDOR INVESTMENT CORP ET AL | 0.43% | 2,165,101 | +1397% | 0.06% | $10,738,901 |
| UBS Group AG | 0.38% | 1,897,473 | +124% | 0% | $9,411,466 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
29
Latest
Q1 2026
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 204,258,924 | $1,012,644,978 | -$6,665,902 | $4.96 | 309 |
| 2025 Q4 | 175,650,923 | $2,013,908,735 | +$303,645,458 | $11.46 | 321 |
| 2025 Q3 | 151,814,672 | $1,728,879,921 | +$232,851,494 | $11.39 | 270 |
| 2025 Q2 | 132,704,393 | $679,244,777 | +$228,845,498 | $5.12 | 215 |
| 2025 Q1 | 88,791,989 | $336,329,263 | +$28,418,427 | $3.78 | 176 |
| 2024 Q4 | 80,185,628 | $390,857,285 | +$106,285,589 | $4.86 | 155 |
| 2024 Q3 | 58,167,319 | $172,761,310 | +$12,726,524 | $2.97 | 123 |
| 2024 Q2 | 65,271,598 | $82,947,974 | -$28,057,953 | $1.27 | 122 |
| 2024 Q1 | 82,248,030 | $84,720,074 | -$13,240,577 | $1.03 | 129 |
| 2023 Q4 | 94,897,603 | $103,415,870 | +$23,185,245 | $1.09 | 134 |
| 2023 Q3 | 68,120,933 | $146,487,976 | +$703,332 | $2.15 | 133 |
| 2023 Q2 | 67,430,869 | $294,652,730 | +$178,882,263 | $4.34 | 119 |
| 2023 Q1 | 29,096,205 | $74,724,049 | +$13,787,177 | $2.57 | 88 |
| 2022 Q4 | 24,682,470 | $36,529,689 | +$3,728,579 | $1.48 | 75 |
| 2022 Q3 | 21,450,327 | $35,823,000 | +$786,018 | $1.67 | 63 |
| 2022 Q2 | 22,992,878 | $27,829,000 | -$32,252,182 | $1.21 | 64 |
| 2022 Q1 | 29,939,973 | $125,133,071 | -$3,415,930 | $4.18 | 80 |
| 2021 Q4 | 28,240,582 | $212,408,397 | +$15,623,321 | $7.52 | 70 |
| 2021 Q3 | 25,755,771 | $361,225,460 | +$22,210,957 | $14.03 | 75 |
| 2021 Q2 | 24,104,071 | $432,904,000 | +$70,243,037 | $17.96 | 81 |
| 2021 Q1 | 20,030,702 | $395,004,000 | +$82,626,551 | $19.72 | 75 |
| 2020 Q4 | 15,782,772 | $326,344,000 | +$325,183,999 | $20.84 | 65 |
| 2020 Q3 | 1,000 | $18,000 | $18.00 | 1 | |
| 2020 Q2 | 1,000 | $18,000 | $18.00 | 1 | |
| 2020 Q1 | 1,000 | $18,000 | $18.00 | 1 | |
| 2019 Q4 | 1,000 | $18,000 | $18.00 | 1 | |
| 2019 Q3 | 1,000 | $18,000 | $18.00 | 1 | |
| 2019 Q2 | 1,000 | $18,000 | $18.00 | 1 | |
| 2019 Q1 | 1,000 | $18,000 | $18.00 | 1 |