Eos Energy Enterprises (EOSEW) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET
Updated Oct 15, 2026, 4:00 PM ET
- Closed at $1.56, -1.89% vs the prior close of $1.59.
- Volume 10.10K shares, 1.0x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
EOSEW dips 1.9% to $1.56, a 1-month low, 8 down days in a row. Closed at $1.56, -1.89% vs the prior close of $1.59. Day range $1.52–$1.80, opened at $1.52.
EOSEW daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 15, 2026 — EOSEW dips 1.9% to $1.56, a 1-month low, 8 down days in a row
- Closed at $1.56, -1.89% vs the prior close of $1.59. Day range $1.52–$1.80, opened at $1.52.
- Volume was 10.10K shares, 1.0x its 50-day average of 10.38K.
- Price is -49.5% vs its 50-day average ($3.09).
- 52-week range $1.50–$4.50; today's close sits at 2% of that range, 65.3% below the 52-week high.
- That makes 8 straight losses.
Oct 14, 2026 — EOSEW slides 18.5% to $1.59, a 1-month low, 7 down days in a row
- Closed at $1.59, -18.46% vs the prior close of $1.95. Day range $1.59–$1.87, opened at $1.60.
- Volume was 7.90K shares, 0.7x its 50-day average of 10.80K.
- Price is -49.1% vs its 50-day average ($3.12).
- 52-week range $1.50–$4.50; today's close sits at 3% of that range, 64.7% below the 52-week high.
- That makes 7 straight losses.
Oct 13, 2026 — EOSEW dips 2.0% to $1.95, a 1-month low, 6 down days in a row
- Closed at $1.95, -2.01% vs the prior close of $1.99. Day range $1.94–$2.23, opened at $2.23.
- Volume was 2.50K shares, 0.2x its 50-day average of 10.97K — lighter than usual.
- Price is -38.1% vs its 50-day average ($3.15).
- 52-week range $1.50–$4.50; today's close sits at 15% of that range, 56.7% below the 52-week high.
- That makes 6 straight losses.
Oct 12, 2026 — EOSEW slides 10.8% to $1.99, a 1-month low, 5 down days in a row
- Closed at $1.99, -10.76% vs the prior close of $2.23. Day range $1.50–$2.60, opened at $2.30.
- Volume was 12.90K shares, 1.2x its 50-day average of 10.93K.
- 52-week range $1.50–$4.50; today's close sits at 16% of that range, 55.8% below the 52-week high.
- That makes 5 straight losses.
Oct 9, 2026 — EOSEW slides 9.0% to $2.23, a 1-month low, 4 down days in a row
- Closed at $2.23, -8.98% vs the prior close of $2.45. Day range $2.23–$2.74, opened at $2.57.
- Volume was 4.80K shares, 0.4x its 50-day average of 11.06K — lighter than usual.
- 52-week range $2.23–$4.50; today's close sits at 0% of that range, 50.4% below the 52-week high.
- That makes 4 straight losses.
Oct 8, 2026 — EOSEW slides 7.5% to $2.45, a 1-month low, 3 down days in a row
- Closed at $2.45, -7.55% vs the prior close of $2.65. Day range $2.35–$2.88, opened at $2.84.
- Volume was 13.70K shares, 1.2x its 50-day average of 11.00K.
- 52-week range $2.30–$4.50; today's close sits at 7% of that range, 45.6% below the 52-week high.
- That makes 3 straight losses.
Oct 7, 2026 — EOSEW slides 3.6% to $2.65
- Closed at $2.65, -3.64% vs the prior close of $2.75. Day range $2.65–$2.88, opened at $2.70.
- Volume was 11.20K shares, 1.0x its 50-day average of 11.00K.
- 52-week range $2.30–$4.50; today's close sits at 16% of that range, 41.1% below the 52-week high.
Oct 6, 2026 — EOSEW slides 5.2% to $2.75 on 3.1x normal volume
- Closed at $2.75, -5.17% vs the prior close of $2.90. Day range $2.71–$2.95, opened at $2.71.
- Volume was 32.40K shares, 3.1x its 50-day average of 10.51K — unusually heavy trading.
- 52-week range $2.30–$4.50; today's close sits at 20% of that range, 38.9% below the 52-week high.
Oct 5, 2026 — EOSEW jumps 7.8% to $2.90
- Closed at $2.90, +7.81% vs the prior close of $2.69. Day range $2.43–$3.93, opened at $3.43.
- Volume was 17.40K shares, 1.7x its 50-day average of 10.35K.
- 52-week range $2.30–$4.50; today's close sits at 27% of that range, 35.6% below the 52-week high.
Oct 2, 2026 — EOSEW rises 1.5% to $2.69
- Closed at $2.69, +1.51% vs the prior close of $2.65. Day range $2.48–$2.84, opened at $2.48.
- Volume was 4.10K shares, 0.4x its 50-day average of 10.50K — lighter than usual.
- 52-week range $2.30–$4.50; today's close sits at 18% of that range, 40.2% below the 52-week high.
EOSEW latest news & SEC filings
Every SEC filing by or about EOSEW in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Sep 22, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 16, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Puri Sumeet converted options/RSUs into 87,500 shares on Sep 14, 2026; now holds 323,945
- Puri Sumeet sold 43,750 shares at $3.92 (≈$171.50K) on Sep 16, 2026; now holds 280,195
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 16, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Mastrangelo Joe received an award of 500,000 shares on Sep 14, 2026; now holds 2,558,704
- Mastrangelo Joe sold 250,000 shares at $3.92 (≈$980.00K) on Sep 16, 2026; now holds 2,308,704
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 16, 2026 · Form 8-K/A — Current report (amended)
Amended current report
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Sep 16, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 16, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 16, 2026 · Form 144 — Planned insider sale
Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares
A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.
Sep 14, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.03 — Took on a new material debt or financial obligation.
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Aug 31, 2026 · Form S-3ASR — S-3ASR filing
S-3ASR filing
An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.
Aug 25, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
Aug 6, 2026 · Form SCHEDULE 13D/A — Update to a 13D 5%+ stake disclosure
Update to a 13D 5%+ stake disclosure
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 6, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 1.01 — Signed a material agreement.
- Item 3.02 — Sold unregistered shares.
Aug 5, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $68.78M (prior year $15.24M) (+351.4% vs Jun 30, 2025)
- Net income: -$275.71M (prior year -$222.94M) (loss widened vs Jun 30, 2025)
- Diluted EPS: -$1.20 (prior year -$1.05) (loss widened vs Jun 30, 2025)
Aug 5, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Things to know before you trade EOSEW
- Last results release: Aug 5, 2026 (8-K Item 2.02). Previous ones: Jul 15, 2026, May 13, 2026, Apr 9, 2026. Based on that rhythm, the next report is likely around Nov 4, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 7.56% (largest 18.5%). That is a volatile stock.
- Liquidity: about 9.98K shares (≈$15.57K) trade per day on average. Thin volume can mean wider bid/ask spreads.
- 52-week position: $1.56 vs a range of $1.50–$4.50 (2% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 6 open-market buys, 19 sales; latest: Sumeet Puri sold 43,750 shares on Sep 16, 2026.
- Latest filings: 8-K Sep 14, 2026; 8-K Aug 25, 2026; 8-K Aug 6, 2026.
- Share count: 364.17M shares outstanding (Aug 3, 2026), +40.1% vs a year earlier — notable dilution.
- Listing: Nasdaq · industry: Miscellaneous Electrical Machinery, Equipment & Supplies.
EOSEW market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 15, 2026 | 1.52 | 1.80 | 1.52 | 1.56 | 10.10K |
| Oct 14, 2026 | 1.60 | 1.87 | 1.59 | 1.59 | 7.90K |
| Oct 13, 2026 | 2.23 | 2.23 | 1.94 | 1.95 | 2.50K |
| Oct 12, 2026 | 2.30 | 2.60 | 1.50 | 1.99 | 12.90K |
| Oct 9, 2026 | 2.57 | 2.74 | 2.23 | 2.23 | 4.80K |
| Oct 8, 2026 | 2.84 | 2.88 | 2.35 | 2.45 | 13.70K |
| Oct 7, 2026 | 2.70 | 2.88 | 2.65 | 2.65 | 11.20K |
| Oct 6, 2026 | 2.71 | 2.95 | 2.71 | 2.75 | 32.40K |
| Oct 5, 2026 | 3.43 | 3.93 | 2.43 | 2.90 | 17.40K |
| Oct 2, 2026 | 2.48 | 2.84 | 2.48 | 2.69 | 4.10K |
| Oct 1, 2026 | 2.65 | 2.75 | 2.38 | 2.65 | 4.20K |
| Sep 30, 2026 | 2.92 | 2.92 | 2.70 | 2.74 | 7.60K |
| Sep 29, 2026 | 2.71 | 2.97 | 2.53 | 2.97 | 4.80K |
| Sep 28, 2026 | 2.90 | 2.90 | 2.53 | 2.70 | 19.70K |
| Sep 25, 2026 | 3.20 | 3.20 | 3.00 | 3.00 | 5.30K |
| Sep 24, 2026 | 3.10 | 3.12 | 3.00 | 3.12 | 9.10K |
| Sep 23, 2026 | 3.90 | 3.90 | 3.33 | 3.58 | 7.60K |
| Sep 22, 2026 | 3.99 | 4.10 | 3.35 | 3.97 | 9.30K |
| Sep 21, 2026 | 3.89 | 3.92 | 3.56 | 3.57 | 5.10K |
| Sep 18, 2026 | 4.00 | 4.00 | 3.43 | 3.80 | 9.90K |
About Eos Energy Enterprises
Eos Energy Enterprises (EOSEW) is listed on the Nasdaq and classified by the SEC under “Miscellaneous Electrical Machinery, Equipment & Supplies”. Its business address is in PITTSBURGH, PA. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1805077.
EOSEW board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Jeffrey S Bornstein | Director | Aug 6, 2026 |
| Frontier Jv Holdco, Llc Ccm | Director | Aug 6, 2026 |
| Frontier Power Usa Holdings Gp, Llc Ccm | Director | Aug 6, 2026 |
| Frontier Power Usa Holdings, Lp Ccm | Director | Aug 6, 2026 |
| Gp Manager Llc Cerberus | Director | Aug 6, 2026 |
| Alexander Dimitrief | Director | Aug 6, 2026 |
| Claude Demby | Director | Aug 6, 2026 |
| Nathaniel Fick | Director | Apr 3, 2026 |
| Joe Mastrangelo | Chief Executive Officer | Sep 16, 2026 |
| Jeff Mcneil | Director | Jun 9, 2026 |
| Joseph Nigro | Director | Aug 6, 2026 |
| Gregory S. Nixon | Director | Jun 9, 2026 |
| Haiyan Song | Director | Sep 15, 2026 |
| Russell Monoki Stidolph | Director | Dec 8, 2025 |
| David Urban | Director | Aug 6, 2026 |
| Marian Walters | Director | Aug 6, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Michelle Buczkowski | Chief Commercial Officer | Aug 26, 2026 |
| Nathan Kroeker | Chief Commercial Officer | Aug 6, 2026 |
| Alessandro Lagi | Chief Financial Officer | Aug 26, 2026 |
| Marie Batz Martin | Chief Legal Officer | Jul 15, 2026 |
| Joe Mastrangelo | Chief Executive Officer | Sep 16, 2026 |
| Sumeet Puri | Chief Accounting Officer | Sep 16, 2026 |
| Michael W Silberman | Chief Legal Officer | Jun 30, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 16, 2026 | Sumeet Puri | Sale | 43,750 | $3.92 |
| Sep 16, 2026 | Joe Mastrangelo | Sale | 250,000 | $3.92 |
| Sep 14, 2026 | Haiyan Song | Buy | 5,000 | $3.84 |
| Sep 11, 2026 | Haiyan Song | Buy | 10,000 | $3.95 |
| Sep 9, 2026 | Sumeet Puri | Sale | 34,167 | $4.13 |
| Jul 28, 2026 | Nathan Kroeker | Sale | 110,417 | $3.36 |
| Jul 28, 2026 | Sumeet Puri | Sale | 29,167 | $3.36 |
| Jul 27, 2026 | Joe Mastrangelo | Sale | 159,154 | $3.61 |
| Jul 7, 2026 | Nathan Kroeker | Sale | 79,309 | $4.68 |
| Jun 30, 2026 | Michael W Silberman | Sale | 14,998 | $5.87 |
| Jun 30, 2026 | Michelle Buczkowski | Sale | 11,469 | $5.87 |
| Jun 30, 2026 | Sumeet Puri | Sale | 8,823 | $5.86 |
| Jun 30, 2026 | Nathan Kroeker | Sale | 35,289 | $5.86 |
| May 28, 2026 | Marian Walters | Sale | 30,000 | $9.18 |
| May 20, 2026 | Marian Walters | Sale | 22,319 | $7.20 |
EOSEW financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $114.20M | $-969.65M | -6.69 | $-211.19M |
| Dec 31, 2024 | $15.61M | $-685.87M | -4.55 | $-153.94M |
| Dec 31, 2023 | $16.38M | $-229.51M | -1.81 | $-145.02M |
| Dec 31, 2022 | $17.92M | $-229.81M | -3.68 | $-196.86M |
| Dec 31, 2021 | $4.60M | $-124.22M | -2.36 | $-116.15M |
Latest balance sheet: total assets $906.78M, total liabilities $1.22B, cash $305.49M (as of Jun 30, 2026).
EOSEW earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Aug 5, 2026 | 8-K Item 2.02 (results) | $3.05 |
| Jul 15, 2026 | 8-K Item 2.02 (results) | — |
| May 13, 2026 | 8-K Item 2.02 (results) | — |
| Apr 9, 2026 | 8-K Item 2.02 (results) | — |
| Feb 26, 2026 | 8-K Item 2.02 (results) | — |
| Nov 5, 2025 | 8-K Item 2.02 (results) | — |
| Jul 30, 2025 | 8-K Item 2.02 (results) | — |
| May 6, 2025 | 8-K Item 2.02 (results) | — |
| Mar 4, 2025 | 8-K Item 2.02 (results) | — |
| Jan 16, 2025 | 8-K Item 2.02 (results) | — |
| Nov 5, 2024 | 8-K Item 2.02 (results) | — |
| Aug 6, 2024 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.