EOSE — what changed in the latest 10-Q
A section-by-section comparison of EOSE's newest periodic SEC filing (10-K/10-Q) against the prior same-form filing: paragraphs added and removed per section, with verbatim excerpts. Purely a deterministic text diff — no similarity scores, no directional read, not investment advice.
Comparing 10-Q · 2026-08-05 vs the prior 10-Q · 2026-05-13
| Section | Outcome | Added | Removed | Minor | Unchanged |
|---|---|---|---|---|---|
| MD&A | Text added/removed | +46 | −27 | ~11 | 18 |
| Market risk (Item 3) | Text added/removed | 0 | 0 | ~1 | 0 |
| Controls & procedures | Text added/removed | 0 | 0 | ~1 | 1 |
| Legal proceedings | Text added/removed | +1 | 0 | ~3 | 1 |
| Risk factors | Text added/removed | +7 | 0 | ~1 | 0 |
| Other information | Text added/removed | +8 | −3 | 0 | 16 |
Counts are paragraphs; added/removed means text added or removed vs the prior filing — no direction or judgement implied.
Representative excerpts
Up to 5 excerpts of about 300 characters per section, quoted verbatim from the two SEC filings.
MD&A
Text added vs the prior filing · source: 10-Q · 2026-08-05
Eos’s core business is to design, manufacture and sell proprietary zinc-based battery storage systems for stationary energy storage applications. Building on this foundation, our strategy is to evolve beyond a traditional battery original equipment manufacturer (“OEM”) into a systems-integrated ener…
The Company continues to invest in the design, development and production of its next‑generation product, the Eos Z3 battery. The Z3 builds upon the same underlying electrochemistry the Company has utilized for over a decade. The Eos Z3 is engineered to reduce cost and weight while improving manufac…
In May 2026 and June 30, 2026, the Company announced the planned formation of FPUSA, a joint venture with CCM Frontier and HBC. FPUSA is an independent development and investment company established to build, own and operate a diversified portfolio of long-duration battery energy storage projects wi…
FPUSA is expected to enhance the Company’s ability to convert its existing commercial pipeline into booked orders and then energy storage systems operating in the field by providing an integrated financing solution to support multiple financing pathways for project deployment. These include sponsor …
Governance of Eos’s equity interests in FPUSA will be conducted through an independent investment committee, and transactions between the Company and FPUSA are expected to be conducted on arm’s-length commercial terms. FPUSA is targeting the development of a multi-gigawatt-hour pipeline of long-dura…
Text removed vs the prior filing · source: 10-Q · 2026-05-13
The Company continues to invest in the design, development and production of its next‑generation product, the Eos Z3 battery. The Z3 builds upon the same underlying electrochemistry the Company has utilized for nearly a decade. The Eos Z3 is engineered to reduce cost and weight while improving manuf…
•In January 2026, the Company introduced Eos Indensity, an energy storage architecture that uses a spatial intelligence design framework to provide high density storage with flexibility and safety in constrained as well as traditional sites. The system targets up to 1 GWh per acre, roughly four time…
•In March 2026, the Company announced the appointment of Nathaniel Fick to its Board of Directors as an independent Common Class III director.
•In April 2026, the Company announced a joint development agreement with TURBINE‑X Energy, Inc. to develop and deploy private power infrastructure for AI, a new model designed to deliver firm, dispatchable energy for hyperscale data centers and other mission-critical loads on accelerated timelines.
Cost of goods sold primarily consists of direct costs relating to labor, material and overhead directly tied to product assembly, procurement and construction (“EPC”), project delivery, commissioning and start-up test procedures. Indirect costs included in cost of goods sold are manufacturing overhe…
Legal proceedings
Text added vs the prior filing · source: 10-Q · 2026-08-05
On May 13, 2026, the Berger Complaint and the Skaff Complaint were consolidated into a single action (the “Consolidated Derivative Action”). The Consolidated Derivative Action was then stayed pending resolution of the Yung Complaint, including appeals therefrom. The Company intends to vigorously con…
Risk factors
Text added vs the prior filing · source: 10-Q · 2026-08-05
Our minority investment in Frontier Power USA and related commercial arrangements may expose us to new risks and may not achieve the anticipated strategic or financial benefits.
Our minority investment in Frontier Power USA represents an expansion of our business model beyond the manufacture and sale of energy storage systems. Frontier Power USA is expected to develop, finance, own and operate long-duration energy storage projects, which may expose us to risks associated wi…
Frontier Power USA is expected to become a customer of the Company under arms length commercial arrangements. Our future revenues, backlog and growth strategy may therefore be affected, in part, by Frontier Power USA's ability to develop, finance and operate energy storage projects. If Frontier Powe…
or operational challenges, reduces or delays purchases of our products, or otherwise fails to meet expectations, our business, financial condition, results of operations and growth prospects could be adversely affected. We will also need to continue to maintain a diversified customer base and avoid …
As currently constructed, Frontier Power USA will be controlled and managed by a related party. As a result, situations may arise in which the interests of Frontier Power USA, its owners and the Company are not fully aligned with respect to commercial arrangements, governance matters, financing deci…
Other information
Text added vs the prior filing · source: 10-Q · 2026-08-05
On July 15, 2026, Joseph Mastrangelo, Chief Executive Officer, adopted a new Rule 10b5-1 trading plan. This plan will terminate on September 30, 2027 and provides for the sale of a predetermined percentage the Section 16 officer’s restricted stock unit award vesting, sufficient to cover the tax liab…
Third Certificate of Amendment to the Third Amended and Restated Certificate of Incorporation of the Company
Employment Agreement between Eos Energy Enterprises, Inc. and Alessandro Lagi
Limited Consent to Loan Guarantee Agreement, dated April 1, 2026, by and between Eos Energy Enterprises, Inc. and the United States Department of Energy
Limited Consent and Waiver to Loan Guarantee Agreement, dated June 26, 2026, by and between Eos Energy Enterprises, Inc. and the United States Department of Energy
Text removed vs the prior filing · source: 10-Q · 2026-05-13
On March 12, 2026, Joseph Mastrangelo, Chief Executive Officer, terminated his sell-to-cover Rule 10b5-1 trading plan. No other directors or officers have adopted, terminated or modified any trading plans.
Second Amendment to Loan Guarantee Agreement, dated February 13, 2026, by and between Eos Energy Enterprises, Inc. and the United States Department of Energy
Exhibit NumberDescription of DocumentSchedule/FormFile NumberExhibitsFiling Date
How to read Risk Factors (Item 1A) in a 10-Q
A 10-Q risk-factor section usually takes one of three forms; this page classifies it as one of:
- Pointer — the filer states there have been no material changes and points back to the annual 10-K risk factors; there is no own risk text to compare this quarter.
- Partial update — the filer carves out specific updated risks ("except as set forth below"); the excerpts show exactly what is new this quarter.
- Restated in full — the quarter carries the complete risk-factor text. When the prior quarter was only a pointer there is no prior full text to diff against, so the page flags the section as restated instead.
This describes the filing structure only — it is never a judgement on whether risk went up or down.
Source: text-level diff of the two SEC EDGAR filings · deterministic (no AI-generated content) · for reference only · not investment advice