EOS ENERGY ENTERPRISES INC (EOSE) Top Institutional Shareholders
EOS ENERGY ENTERPRISES INC (EOSE) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $976.21M in EOSE holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of EOSE tracked by InsiderSet, reporting ownership valued at approximately $119.46M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $183.04M, representing an estimated gain of +53.23% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 55% of the total disclosed EOSE value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Driehaus Capital Management Llc, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in EOS ENERGY ENTERPRISES INC (EOSE).
This page ranks the largest institutional EOSE shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
306
Total Reported Value
$976.21M
Largest Holder
Blackrock, Inc.
Largest Position
$119.46M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
86
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 24,083,779 | $119,455,546 | $183,036,720 | +$63,581,174 | +53.23% | |
| Driehaus Capital Management Llc | 0.54% | 14,869,170 | $73,751,083 | $113,005,692 | +$39,254,609 | +53.23% | |
| Vanguard Capital Management Llc | 0.00% | 14,835,437 | $73,583,768 | $112,749,321 | +$39,165,553 | +53.23% | |
| Two Sigma Investments, Lp | 0.06% | 14,074,001 | $69,807,045 | $106,962,408 | +$37,155,363 | +53.23% | |
| State Street Corp | 0.00% | 8,017,930 | $39,768,933 | $60,936,268 | +$21,167,335 | +53.23% | |
| Geode Capital Management, Llc | 0.00% | 7,812,894 | $38,759,327 | $59,377,994 | +$20,618,667 | +53.20% | |
| Marshall Wace, Llp | 0.04% | 6,611,495 | $32,793,014 | $50,247,362 | +$17,454,348 | +53.23% | |
| Susquehanna International Group, Llp | 0.04% | 6,350,481 | $31,498,386 | $48,263,656 | +$16,765,270 | +53.23% | |
| Citadel Advisors Llc | 0.02% | 6,100,772 | $30,259,829 | $46,365,867 | +$16,106,038 | +53.23% | |
| Electron Capital Partners, Llc | 1.25% | 5,379,661 | $26,683,118 | $40,885,424 | +$14,202,306 | +53.23% | |
| Crystal Cove Asset Management, Llc | 28.16% | 4,298,487 | $21,320,496 | $32,668,501 | +$11,348,005 | +53.23% | |
| Stifel Financial Corp | 0.02% | 4,138,555 | $20,527,249 | $31,453,018 | +$10,925,769 | +53.23% | |
| Voloridge Investment Management, Llc | 0.07% | 3,444,846 | $17,086,436 | $26,180,830 | +$9,094,394 | +53.23% | |
| Group One Trading Llc | 0.49% | 3,007,414 | $14,916,773 | $22,856,346 | +$7,939,573 | +53.23% | |
| Millennium Management Llc | 0.01% | 2,987,574 | $14,818,367 | $22,705,562 | +$7,887,195 | +53.23% | |
| Morgan Stanley | 0.00% | 2,960,784 | $14,685,490 | $22,501,958 | +$7,816,468 | +53.23% | |
| Vanguard Portfolio Management Llc | 0.00% | 2,842,808 | $14,100,328 | $21,605,341 | +$7,505,013 | +53.23% | |
| Marex Group Plc | 0.16% | 2,759,960 | $13,689,402 | $20,975,696 | +$7,286,294 | +53.23% | |
| Goldman Sachs Group Inc | 0.00% | 2,725,293 | $13,517,453 | $20,712,227 | +$7,194,774 | +53.23% | |
| Charles Schwab Investment Management Inc | 0.00% | 2,631,071 | $13,050,112 | $19,996,140 | +$6,946,028 | +53.23% | |
| Northern Trust Corp | 0.00% | 2,489,945 | $12,350,127 | $18,923,582 | +$6,573,455 | +53.23% | |
| Vanguard Fiduciary Trust Co | 0.00% | 2,241,141 | $11,116,059 | $17,032,672 | +$5,916,613 | +53.23% | |
| Tudor Investment Corp Et Al | 0.06% | 2,165,101 | $10,738,901 | $16,454,768 | +$5,715,867 | +53.23% | |
| Ubs Group Ag | 0.00% | 1,897,473 | $9,411,466 | $14,420,795 | +$5,009,329 | +53.23% | |
| Renaissance Technologies LLC | Jim Simons | 0.01% | 1,845,231 | $9,152,346 | $14,023,756 | +$4,871,410 | +53.23% |
| Polar Capital Holdings Plc | 0.04% | 1,690,000 | $8,382,400 | $12,844,000 | +$4,461,600 | +53.23% | |
| Invesco Ltd. | 0.00% | 1,649,067 | $8,179,372 | $12,532,909 | +$4,353,537 | +53.23% | |
| Qube Research & Technologies Ltd | 0.01% | 1,607,820 | $7,974,787 | $12,219,432 | +$4,244,645 | +53.23% | |
| First Trust Advisors Lp | 0.01% | 1,537,606 | $7,626,525 | $11,685,806 | +$4,059,281 | +53.23% | |
| Capital Fund Management S.A. | 0.06% | 1,434,592 | $7,115,576 | $10,902,899 | +$3,787,323 | +53.23% | |
| Bnp Paribas Asset Management Holding S.A. | 0.01% | 1,368,501 | $6,787,765 | $10,400,608 | +$3,612,843 | +53.23% | |
| Bank Of America Corp | 0.00% | 1,247,548 | $6,187,838 | $9,481,365 | +$3,293,527 | +53.23% | |
| Barings Llc | 0.10% | 1,204,430 | $5,973,973 | $9,153,668 | +$3,179,695 | +53.23% | |
| Dnb Asset Management As | 0.02% | 1,191,468 | $5,909,681 | $9,055,157 | +$3,145,476 | +53.23% | |
| Walleye Trading Llc | 0.12% | 1,188,056 | $5,892,758 | $9,029,226 | +$3,136,468 | +53.23% | |
| Bnp Paribas Financial Markets | 0.00% | 1,117,889 | $5,544,729 | $8,495,956 | +$2,951,227 | +53.23% | |
| Quantinno Capital Management Lp | 0.01% | 1,078,070 | $5,347,227 | $8,193,332 | +$2,846,105 | +53.23% | |
| Legal & General Group Plc | 0.00% | 1,045,699 | $5,186,667 | $7,947,312 | +$2,760,645 | +53.23% | |
| Baker Avenue Asset Management, Lp | 0.11% | 1,003,090 | $4,975,326 | $7,623,484 | +$2,648,158 | +53.23% | |
| Simplex Trading, Llc | 0.15% | 984,329 | $4,882,271 | $7,480,900 | +$2,598,629 | +53.23% | |
| Universal- Beteiligungs- Und Servicegesellschaft Mbh | 0.01% | 933,778 | $4,631,539 | $7,096,713 | +$2,465,174 | +53.23% | |
| Bank Of New York Mellon Corp | 0.00% | 879,520 | $4,362,419 | $6,684,352 | +$2,321,933 | +53.23% | |
| Imc-Chicago, Llc | 0.06% | 828,916 | $4,111,423 | $6,299,762 | +$2,188,339 | +53.23% | |
| Alliancebernstein L.P. | 0.00% | 355,000 | $4,068,300 | $2,698,000 | -$1,370,300 | -33.68% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.01% | 855,423 | $3,954,599 | $6,501,215 | +$2,546,616 | +64.40% | |
| Baird Financial Group, Inc. | 0.01% | 789,141 | $3,914,139 | $5,997,472 | +$2,083,333 | +53.23% | |
| Nuveen, Llc | 0.00% | 735,219 | $3,646,687 | $5,587,664 | +$1,940,977 | +53.23% | |
| Arosa Capital Management Lp | 2.34% | 726,033 | $3,601,124 | $5,517,851 | +$1,916,727 | +53.23% | |
| Alyeska Investment Group, L.P. | 0.01% | 694,968 | $3,447,041 | $5,281,757 | +$1,834,716 | +53.23% | |
| Lpl Financial Llc | 0.00% | 666,967 | $3,308,156 | $5,068,949 | +$1,760,793 | +53.23% |
Frequently asked questions about EOSE
Who owns the most EOSE stock?
The largest holders of EOSE are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for EOS ENERGY ENTERPRISES INC (EOSE).
Is EOSE widely held by superinvestors?
Many widely followed stocks like EOSE appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly EOSE is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.