ET ESS Tech, Inc. Stock: price and directors' dealings · United States · SEC (Form 4)Track the ESS Tech, Inc. share price and the full directors' dealings record of the company, a listed issuer based in United States. Shares trade on the US market, under the oversight of SEC (Form 4). Operating in the Technology sector, ESS Tech, Inc. has recorded 114 public disclosures. The latest transaction was reported on 24 August 2026 (Cession). Among the most active insiders: Dresselhuys Eric P.. Every trade is free.
€523,372
20 ops.
Buy Volume
This score ranks the purchase within its own market. No market currently meets the historical allocation criteria, so signals remain watch-only. Not investment advice.
Σ Sigma AI Analysis Fundamental view, insider signal, bull and bear case, synthesis.
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Last declaration on 24 August 2026
All Executives114 Thresholds0 Prospectus0 Other0
Declarations 114 total
▼ SEE REMARKS · Executives · 21 Aug 2026
5,400 shares @ US$0.4022 Common Stock SEC:0002056453-26-000005:0
▼ Chief Financial Officer · Executives · 21 Aug 2026
3,927 shares @ US$0.4022 Common Stock SEC:0002083724-26-000005:0
▲ CEO · Executives · 4 Jun 2026
25,000 shares @ US$1.0264 100.0% of flow Common Stock SEC:0002106707-26-000006:0
Canonical exit: 2 Sept 2026 (T+90) ◆ Chief Financial Officer · Executives · 13 Feb 2026
137,500 shares 0Common Stock SEC:0002083724-26-000002:0
◆ SEE REMARKS · Executives · 13 Feb 2026
137,500 shares 0Common Stock SEC:0002056453-26-000002:0
▼ Chief Financial Officer · Executives · 20 Feb 2026
741 shares @ US$1.54 18.0% of flow Common Stock SEC:0002083724-26-000003:0
▼ SEE REMARKS · Executives · 20 Feb 2026
2,269 shares @ US$1.54 13.4% of flow Common Stock SEC:0002056453-26-000003:0
● Interim CFO · Executives · 20 Nov 2025
1,299 shares @ US$2.40 61.3% of flow Common Stock SEC:0002083724-25-000002:0
● Interim CEO · Executives · 20 Nov 2025
4,513 shares @ US$2.40 49.1% of flow Common Stock SEC:0002056453-25-000005:0
◆ Director · Executives · 13 Oct 2025
13,513 shares 0Common Stock SEC:0001885330-25-000003:0
◆ Director · Executives · 13 Oct 2025
13,513 shares 0Common Stock SEC:0001884670-25-000003:0
◆ Director · Executives · 13 Oct 2025
13,513 shares 0Common Stock SEC:0001549086-25-000004:0
◆ Director · Executives · 13 Oct 2025
13,513 shares 0Common Stock SEC:0001544911-25-000003:0
◆ Director · Executives · 13 Oct 2025
13,513 shares 0Common Stock SEC:0001377160-25-000005:0
◆ Director · Executives · 13 Oct 2025
13,513 shares 0Common Stock SEC:0001705428-25-000005:0
◆ Director · Executives · 13 Oct 2025
13,513 shares 0Common Stock SEC:0001685105-25-000005:0
◆ COO · Executives · 18 Aug 2025
275,000 shares 0Common Stock SEC:0002083667-25-000002:0
● Interim CFO · Executives · 20 Aug 2025
1,232 shares @ US$1.61 100.0% of flow Common Stock SEC:0001628280-25-041397:0
● Interim CEO · Executives · 20 Aug 2025
4,326 shares @ US$1.61 61.4% of flow Common Stock SEC:0002056453-25-000003:0
● Chief Financial Officer · Executives · 20 May 2025
2,741 shares @ US$1.96 74.0% of flow Common Stock SEC:0001628280-25-027258:0
● Interim CEO · Executives · 20 May 2025
2,164 shares @ US$1.96 100.0% of flow Common Stock SEC:0001628280-25-027259:0
● Chief Financial Officer · Executives · 20 May 2023
100 shares @ US$18.00 26.0% of flow Common Stock SEC:0001628280-25-017857:0
◆ Interim CEO · Executives · 13 Apr 2025
36,930 shares 0Common Stock SEC:0001628280-25-017854:0
◆ Interim CEO · Executives · 10 Feb 2025
10,000 shares 0Common Stock SEC:0001628280-25-016780:0
▲ Chief Executive Officer · Executives · 18 Nov 2024
1,000 shares @ US$5.2271 0.2% of flow Common Stock SEC:0001628280-24-048335:0
Canonical exit: 16 Feb 2025 (T+90) 25 of 114 declarations
Load more (89 remaining) 关于 ESS Tech, Inc. ESS Tech, Inc. 是一家总部位于美国、在纽约证券交易所上市(股票代码GWH)的能源存储公司。该公司成立于2011年,总部位于美国俄勒冈州威尔逊维尔,专注于使用铁液流电池技术进行长时储能。对于投资者而言,ESS处于电网现代化、可再生能源整合和基础设施韧性的交汇点。其核心投资案例围绕一种差异化的存储化学技术构建,该技术使用铁、盐和水等丰富材料,将公司定位为更安全、更长寿命的固定式储能专家,而非广泛的电池制造商。([essinc.com](https://essinc.com/about/))
ESS的主要业务是为商业、工业和公用事业客户设计、制造和部署长时储能系统。其旗舰产品包括Energy Warehouse和Energy Center,旨在提供数小时的灵活能源容量。公司强调不可燃操作、长循环寿命和低环境足迹,这些特性对于可再生能源占比较高、储能需求超出短时平衡的电网尤为重要。实际上,ESS的目标应用场景是可靠性、安全性和多小时放电能力比通常与消费电池相关的能量密度指标更重要的领域。([investors.essinc.com](https://investors.essinc.com/overview/default.aspx))
从竞争角度看,ESS在新兴的长时储能市场中运营,该行业仍在形成中,商业标准尚未完全成熟。公司将自己描述为铁液流技术的领先制造商,并强调其庞大的专利组合,这支持了其技术叙事,并可能有助于保护其知识产权地位。与此同时,该行业是资本密集型且对执行力敏感的:扩大制造规模、赢得重复部署以及证明相对于替代储能化学品的经济竞争力,对于长期成功都至关重要。ESS的利基定位赋予其独特的价值主张,但也意味着公司必须持续展示商业吸引力。([essinc.com](https://essinc.com/about/))
从地理上看,ESS以美国为基地,总部设在俄勒冈州,但其历史目标客户已超出国内市场,并自称服务于全球能源存储需求。公司还指出第三方验证和认证,这对于需要银行可融资性、安全保障和符合行业标准的公用事业客户至关重要。([essinc.com](https://essinc.com/about/))
近期发展具有实质性意义。2025年2月,ESS宣布了领导层变动,包括任命Kelly Goodman为临时首席执行官,并表示董事会正在评估商业或金融交易以支持新的战略方向。当时,公司表示正在积极竞标12至24小时长时储能市场的日常循环项目,初步安装目标定于2027年,并希望解决与人工智能和数据中心相关的负荷增长。2026年1月,ESS宣布进行约15 million美元的注册直接发行,以支持营运资金和一般公司用途。这些事件表明,公司仍处于转型期,在技术商业化与加强财务和战略灵活性之间寻求平衡。([essinc.com](https://essinc.com/wp-content/uploads/2025/02/ESS-Management-Changes-Press-Release.-4919-8247-7848.8.pdf))