Eos Energy Enterprises, Inc. (EOSE)
Nasdaq · Miscellaneous Electrical Machinery, Equipment & Supplies · Manufacturing · CIK 1805077 · fiscal year ends in Dec
Closing price $1.99 on 29 Oct 2026; 52-week range $1.62 to $19.19.
Key figures
The last twelve months reported, with the latest price and balance sheet.
- Revenue, last twelve months
- $214.2M
- Revenue growth
- 533.9%
- Net income, last twelve months
- -$528.7M
- Gross margin
- -84.7%
- Operating margin
- -142.6%
- Net margin
- -246.8%
- Free cash flow
- -$420.2M
- Market value
- $677.8M
- Cash
- $305.5M
- Debt
- $617.1M
- Shares outstanding
- 340.6M
Financial statements
Revenue, profit and cash flow by fiscal year, each year linked to its annual report.
| Fiscal year | Year end | Revenue | Operating income | Net income | EPS | Free cash flow | Filing |
|---|---|---|---|---|---|---|---|
| FY2025 | 31 Dec 2025 | $114.2M | -$259.3M | -$969.6M | -$6.69 | -$265.0M | 10-K filed 26 Feb 2026 |
| FY2024 | 31 Dec 2024 | $15.6M | -$175.2M | -$685.9M | -$4.55 | -$187.1M | 10-K filed 4 Mar 2025 |
| FY2023 | 31 Dec 2023 | $16.4M | -$152.9M | -$229.5M | -$1.81 | -$174.3M | 10-K filed 4 Mar 2024 |
| FY2022 | 31 Dec 2022 | $17.9M | -$221.3M | -$229.8M | -$3.68 | -$216.9M | 10-K filed 28 Feb 2023 |
| FY2021 | 31 Dec 2021 | $4.6M | -$134.7M | -$124.2M | -$2.36 | -$131.7M | 10-K filed 25 Feb 2022 |
By quarter
| Quarter | Quarter end | Revenue | Net income | EPS |
|---|---|---|---|---|
| Q2 FY2026 | 30 Jun 2026 | $68.8M | -$275.7M | -$1.20 |
| Q1 FY2026 | 31 Mar 2026 | $57.0M | $508.9M | $0.12 |
| Q4 FY2025 | 31 Dec 2025 | $58.0M | -$120.5M | -$0.53 |
| Q3 FY2025 | 30 Sep 2025 | $30.5M | -$641.4M | -$4.91 |
| Q2 FY2025 | 30 Jun 2025 | $15.2M | -$222.9M | -$1.05 |
| Q1 FY2025 | 31 Mar 2025 | $10.5M | $15.1M | -$0.20 |
| Q4 FY2024 | 31 Dec 2024 | $7.3M | -$268.1M | -$2.30 |
| Q3 FY2024 | 30 Sep 2024 | $854.0K | -$342.9M | -$1.77 |
Revenue by segment
As the company reports it in the segment note of its annual report.
By product, FY2025
| Segment | Revenue | Share |
|---|---|---|
| Product revenue | $112.0M | 98.1% |
| Service revenue | $2.2M | 1.9% |
By region, FY2025
| Segment | Revenue | Share |
|---|---|---|
| United States | $92.7M | 81.2% |
| United Kingdom | $21.5M | 18.8% |
Company events
The newest 8-K filings of 155 held.
| Filed | Form | Event | Items |
|---|---|---|---|
| 19 Oct 2026 | 8-K | Results, Investor update, Other events | 2.02, 7.01, 8.01, 9.01 |
| 16 Sep 2026 | 8-K/A | Leadership change | 5.02 |
| 14 Sep 2026 | 8-K | New debt, Investor update | 2.03, 7.01, 9.01 |
| 25 Aug 2026 | 8-K | Leadership change, Investor update | 5.02, 7.01, 9.01 |
| 6 Aug 2026 | 8-K | Material agreement, Share sale | 1.01, 3.02, 9.01 |
| 5 Aug 2026 | 8-K | Results | 2.02, 9.01 |
| 23 Jul 2026 | 8-K | Other events | 8.01, 9.01 |
| 15 Jul 2026 | 8-K | Results, Investor update, Other events | 2.02, 7.01, 8.01, 9.01 |
| 9 Jul 2026 | 8-K | Leadership change, Other events | 5.02, 8.01, 9.01 |
| 2 Jul 2026 | 8-K | Other events | 8.01, 9.01 |
| 1 Jul 2026 | 8-K | Other events | 8.01, 9.01 |
| 30 Jun 2026 | 8-K | Material agreement, Other events | 1.01, 8.01 |
Every filing
The newest filings with the SEC of 321 held.
| Filed | Form | Period |
|---|---|---|
| 19 Oct 2026 | 8-K | 19 Oct 2026 |
| 16 Sep 2026 | 8-K/A | 10 Sep 2026 |
| 14 Sep 2026 | 8-K | 10 Sep 2026 |
| 31 Aug 2026 | S-3ASR | – |
| 25 Aug 2026 | 8-K | 24 Aug 2026 |
| 6 Aug 2026 | 8-K | 3 Aug 2026 |
| 5 Aug 2026 | 10-Q | 30 Jun 2026 |
| 5 Aug 2026 | 8-K | 5 Aug 2026 |
| 3 Aug 2026 | CERT | – |
| 3 Aug 2026 | 8-A12B | – |
| 23 Jul 2026 | S-8 | – |
| 23 Jul 2026 | 8-K | 21 Jul 2026 |
Insider trades
Form 4 trades by officers, directors and 10% owners, last 12 months.
| Traded | Insider | Type | Shares | Price | Value | Held after | Form 4 |
|---|---|---|---|---|---|---|---|
| 29 Oct 2026 | Buczkowski Michelle, Chief Commercial Officer | Sale under a trading plan | 50,000 | $2.00 | $100.0K | 111,827 | 29 Oct 2026 |
| 16 Sep 2026 | Puri Sumeet, Chief Accounting Officer | Sale under a trading plan | 43,750 | $3.92 | $171.5K | 280,195 | 16 Sep 2026 |
| 16 Sep 2026 | Mastrangelo Joe, Chief Executive Officer | Sale under a trading plan | 250,000 | $3.92 | $980.0K | 2,308,704 | 16 Sep 2026 |
| 14 Sep 2026 | Song Haiyan, Director | Purchase | 5,000 | $3.84 | $19.2K | 15,000 | 15 Sep 2026 |
| 11 Sep 2026 | Song Haiyan, Director | Purchase | 10,000 | $3.95 | $39.5K | 10,000 | 15 Sep 2026 |
| 9 Sep 2026 | Puri Sumeet, Chief Accounting Officer | Sale under a trading plan | 34,167 | $4.13 | $141.1K | 236,445 | 9 Sep 2026 |
| 28 Jul 2026 | Puri Sumeet, Chief Accounting Officer | Sale under a trading plan | 29,167 | $3.36 | $98.0K | 202,279 | 28 Jul 2026 |
| 28 Jul 2026 | Kroeker Nathan, Chief Commercial Officer | Sale under a trading plan | 110,417 | $3.36 | $371.0K | 887,527 | 28 Jul 2026 |
| 27 Jul 2026 | Mastrangelo Joe, Chief Executive Officer | Sale outside a trading plan | 159,154 | $3.61 | $574.5K | 1,947,586 | 28 Jul 2026 |
| 7 Jul 2026 | Kroeker Nathan, CCO and Interim CFO | Sale under a trading plan | 79,309 | $4.68 | $371.2K | 777,110 | 7 Jul 2026 |
| 30 Jun 2026 | Puri Sumeet, Chief Accounting Officer | Sale under a trading plan | 8,823 | $5.86 | $51.7K | 173,112 | 30 Jun 2026 |
| 30 Jun 2026 | Buczkowski Michelle, Chief Administration Officer | Sale under a trading plan | 11,469 | $5.87 | $67.3K | 59,242 | 30 Jun 2026 |
Planned insider sales
Form 144 notices, filed when the sell order goes to the broker.
| Filed | Seller | Shares | Value | Planned sale |
|---|---|---|---|---|
| 29 Oct 2026 | Buczkowski Michelle, Officer | 50,000 | $95.3K | 29 Oct 2026 |
| 29 Oct 2026 | Nathan Kroeker, Former Officer | 147,208 | $290.3K | 29 Oct 2026 |
| 22 Sep 2026 | Michael Silberman, Former Officer | 114,650 | $467.3K | 22 Sep 2026 |
| 16 Sep 2026 | Puri Sumeet, Officer | 43,750 | $181.6K | 16 Sep 2026 |
| 16 Sep 2026 | Silberman Michael W, Former Officer | 109,375 | $453.9K | 16 Sep 2026 |
| 16 Sep 2026 | Kroeker Nathan, Former Officer | 165,625 | $687.3K | 16 Sep 2026 |
| 16 Sep 2026 | Mastrangelo Joe, Officer, Director | 250,000 | $1.0M | 16 Sep 2026 |
| 9 Sep 2026 | Puri Sumeet, Officer | 34,167 | $142.8K | 9 Sep 2026 |
| 28 Jul 2026 | Puri Sumeet, Officer | 29,167 | $100.0K | 28 Jul 2026 |
| 28 Jul 2026 | Silberman Michael W, Former Officer | 72,917 | $250.1K | 28 Jul 2026 |
Large holders
Schedule 13D and 13G filings by holders of more than 5% of the voting shares.
| Filed | Holder | Schedule | Stake | Shares |
|---|---|---|---|---|
| 6 Aug 2026 | Cerberus Capital Management II, L.P. | 13D amended | 32.6% | 175.8M |
| 28 Jul 2026 | BlackRock, Inc. | 13G amended | 7.6% | 25.9M |
| 9 Jul 2026 | Cerberus Capital Management II, L.P. | 13D amended | 31.1% | 159.6M |
| 2 Jul 2026 | Cerberus Capital Management II, L.P. | 13D amended | 31.1% | 159.6M |
| 14 May 2026 | Cerberus Capital Management II, L.P. | 13D amended | 32% | 159.6M |
| 29 Apr 2026 | Vanguard Capital Management | 13G | 5.07% | 17.2M |
| 20 Apr 2026 | Cerberus Capital Management II, L.P. | 13D amended | 32% | 159.6M |
| 26 Mar 2026 | The Vanguard Group | 13G amended | 0% | 0 |
| 13 Feb 2026 | Capital Ventures International | 13G amended | 4.5% | 14.3M |
Short interest
Shares sold short and not yet bought back, on each FINRA settlement date.
| Settlement | Shares short | Change | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 139.3M | +3.28% | 4.7 |
| 30 Sep 2026 | 134.8M | +12.36% | 4.69 |
| 15 Sep 2026 | 120.0M | +7.81% | 4.13 |
| 31 Aug 2026 | 111.3M | -1.27% | 4.95 |
| 14 Aug 2026 | 112.8M | -2.56% | 4.11 |
| 31 Jul 2026 | 115.7M | +9.26% | 4.36 |
| 15 Jul 2026 | 105.9M | +0.86% | 3.93 |
| 30 Jun 2026 | 105.0M | +3.98% | 4.04 |
Funds that hold it
From each fund's latest Form 13F.
394 funds held it at 30 Jun 2026: 203 added and 100 trimmed in the quarter. The largest:
| Fund | Shares | Value | Change in the quarter |
|---|---|---|---|
| BlackRock, Inc. | 27,130,305 | $159.5M | +3,046,526 |
| Vanguard Capital Management LLC | 15,021,392 | $88.3M | +185,955 |
| Hudson Bay Capital Management LP | 13,683,634 | $80.5M | +13,683,634 |
| Driehaus Capital Management LLC | 13,556,010 | $79.7M | -1,313,160 |
| Two Sigma Investments, LP | 12,783,883 | $75.2M | -1,290,118 |
| State Street Corp. | 10,154,935 | $59.7M | +2,137,005 |
| Susquehanna International Group, LLP | 9,683,190 | $56.9M | +3,332,709 |
| Geode Capital Management, LLC | 8,894,922 | $52.3M | +1,082,028 |
| Electron Capital Partners, LLC | 6,681,859 | $39.3M | +1,302,198 |
| Morgan Stanley | 5,313,829 | $31.2M | +2,353,045 |
Peers
Companies in the same industry.
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- Novanta Inc. (NOVT): revenue $1.0B, market value $5.7B
- Spectrum Brands Holdings, Inc. (SPB): revenue $2.9B, market value $1.9B
- Energizer Holdings, Inc. (ENR): revenue $3.0B, market value $1.6B
- Amprius Technologies, Inc. (AMPX): revenue $109.2M, market value $1.3B
- Enovix Corp. (ENVX): revenue $35.9M, market value $769.4M
- Energy Vault Holdings, Inc. (NRGV): revenue $225.9M, market value $590.2M
- Solid Power, Inc. (SLDP): revenue $11.0M, market value $462.4M