Eos Energy Enterprises, Inc. (EOSE)
Nasdaq: EOSE · Miscellaneous Electrical Machinery, Equipment & Supplies · Edison, NJ · filing with the SEC since 2020
Who owns Eos Energy Enterprises, Inc.
As filed with the SECHolders of 5% or more
3
Cerberus Capital Management II, L.P. holds 32.6% of Common Stock, par value $0.0001 per share, as its SCHEDULE 13D/A filed Aug 6, 2026 says.
Directors and officers
22
report now, of 44 people on the record since 2020. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 3 named at left.
Holders of 5% or moreshare of the class, as filed
Cerberus Capital Management II, L.P.
SCHEDULE 13D/A · filed Aug 6, 2026 · Common Stock, par value $0.0001 per share · 31.1% in Jul 9, 2026
Blackrock, Inc.
SCHEDULE 13G/A · filed Jul 28, 2026 · Class A Stock · 6.5% in Jul 17, 2025
Vanguard Capital Management
SCHEDULE 13G · filed Apr 29, 2026 · Common Stock
Capital Ventures International
SCHEDULE 13G/A · filed Feb 13, 2026 · Common Stock, $0.0001 par value per share · reported falling below 5%, from 5.8% in Aug 14, 2025
The Vanguard Group
SCHEDULE 13G/A · filed Mar 26, 2026 · Common Stock · reported falling below 5%, from 5.4% in Jul 29, 2025
Legal & General Group Plc
SCHEDULE 13G/A · filed Jul 8, 2025 · Common stock, par value $0.0001 per share · reported falling below 5%, from 5.4% in Jul 8, 2025
What EOSE reports owning in othersstakes of 5% or more, and other ties
Eos Energy Enterprises, Inc. reports no stake in another company in the record.
Insider tradesForm 4
24sales
6purchases
13sales on a scheduled plan
8people selling
$18.1Msold, in dollars
$800,000bought, in dollars
Open-market trades on Form 4 from Oct 29, 2025 to Oct 29, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 29, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window11 of 64 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Stidolph Russell Monoki | director | 4 | $11.5M | 0 | 0 | $0 |
| Kroeker Nathan | Chief Commercial Officer | 4 | $1.8M | 4 | 0 | $0 |
| Mastrangelo Joe | Chief Executive Officer | 2 | $1.6M | 1 | 2 | $500,000 |
| Walters Marian | director | 4 | $1.3M | 0 | 0 | $0 |
| Silberman Michael W | Chief Legal Officer | 2 | $800,000 | 2 | 0 | $0 |
| Bornstein Jeffrey S | director | 2 | $600,000 | 0 | 0 | $0 |
| Puri Sumeet | Chief Accounting Officer | 4 | $500,000 | 4 | 0 | $0 |
| Buczkowski Michelle | Chief Commercial Officer | 2 | $200,000 | 2 | 0 | $0 |
| Song Haiyan | director | 0 | $0 | 0 | 2 | $100,000 |
| Dimitrief Alexander | director | 0 | $0 | 0 | 1 | $100,000 |
| Urban David | director | 0 | $0 | 0 | 1 | $100,000 |