Cyanotech CORP Stock: price and management transactions · United States · SEC (Form 4)Follow the Cyanotech CORP stock price and the full management transaction log of the company, a listed issuer based in United States. Shares are listed on the US market, under the authority of SEC (Form 4). Operating in the Food & Agriculture sector, Cyanotech CORP has logged 136 insider filings. Market capitalisation: €2.8m. The latest transaction was filed on 2 September 2025 (Attribution). Among the most active insiders: DAVIS MICHAEL A /. Every trade is openly available.
€582,089
41 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.
Fundamental score
Ranked 28,149 of 29,062 companies
FCF yld -43%
Earn yld -96%
EV/EBITDA ·
ROE -20%
Gross mgn 28%
Net mgn -13%
Debt/EBITDA ·
Pillars 2/3
Transparent value + quality ranking, distinct from the insider signal.
Σ Sigma AI Analysis Fundamental view, insider signal, bull and bear case, synthesis.
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Last declaration on 2 September 2025
All Executives136 Thresholds0 Prospectus0 Other0
Declarations 136 total
◆ Director · Executives · 28 Aug 2025
50,000 shares 0Cyanotech Corporation Common Stock SEC:0001437749-25-028195:0
◆ Director · Executives · 28 Aug 2025
50,000 shares 0Cyanotech Corporation Common Stock SEC:0001437749-25-028193:0
◆ Director · Executives · 28 Aug 2025
50,000 shares 0Cyanotech Corporation Common Stock SEC:0001437749-25-028191:0
◇ President and CEO · Executives · 29 Jul 2025
2,075 shares 0Common Stock SEC:0001437749-25-024127:0
◇ VP, HR, Secretary · Executives · 29 Jul 2025
1,502 shares 0Common Stock SEC:0001437749-25-024125:0
◇ VP, Quality, Regulatory & Govt · Executives · 29 Jul 2025
1,380 shares 0Common Stock SEC:0001437749-25-024124:0
1,577 shares 0Common Stock SEC:0001437749-25-024122:0
◇ VP, Operations · Executives · 29 Jul 2025
1,642 shares 0Common Stock SEC:0001437749-25-024120:0
◇ VP, HR, Secretary · Executives · 7 Apr 2025
33 shares 0Common Stock SEC:0001437749-25-011526:0
◇ VP, Quality, Regulatory & Govt · Executives · 7 Apr 2025
33 shares 0Common Stock SEC:0001437749-25-011521:0
33 shares 0Common Stock SEC:0001437749-25-011512:0
◇ VP, Operations · Executives · 7 Apr 2025
33 shares 0Common Stock SEC:0001437749-25-011517:0
◇ President and CEO · Executives · 7 Apr 2025
33 shares 0Common Stock SEC:0001437749-25-011515:0
◇ Chief Strategic Comml Officer · Executives · 7 Apr 2025
33 shares 0Common Stock SEC:0001437749-25-011538:0
◇ VP, Quality, Regulatory & Govt · Executives · 18 Feb 2025
3,200 shares 0Common Stock SEC:0001437749-25-004544:0
◇ VP, HR, Secretary · Executives · 18 Feb 2025
3,400 shares 0Common Stock SEC:0001437749-25-004547:0
3,900 shares 0Common Stock SEC:0001437749-25-004537:0
◇ Chief Strategic Comml Officer · Executives · 18 Feb 2025
3,900 shares 0Common Stock SEC:0001437749-25-004552:0
◇ VP, Operations · Executives · 18 Feb 2025
3,570 shares 0Common Stock SEC:0001437749-25-004540:0
▲ Director · Executives · 1 Oct 2024
5,000 shares @ US$0.76 0.5% of flow Cyanotech Corporation Common Stock SEC:0001437749-24-030594:0
Canonical exit: 30 Dec 2024 (T+90) ▲ Director · Executives · 27 Sept 2024
5,000 shares @ US$0.77 0.5% of flow Cyanotech Corporation Common Stock SEC:0001437749-24-030360:0
Canonical exit: 26 Dec 2024 (T+90) ▲ Director · Executives · 25 Sept 2024
5,000 shares @ US$0.77 0.5% of flow Cyanotech Corporation Common Stock SEC:0001437749-24-030159:0
Canonical exit: 24 Dec 2024 (T+90) ▲ Director · Executives · 23 Sept 2024
5,000 shares @ US$0.77 0.5% of flow Cyanotech Corporation Common Stock SEC:0001437749-24-029976:0
Canonical exit: 22 Dec 2024 (T+90) ▲ Director · Executives · 19 Sept 2024
5,000 shares @ US$0.74 0.5% of flow Cyanotech Corporation Common Stock SEC:0001437749-24-029826:0
Canonical exit: 18 Dec 2024 (T+90) ▲ Director · Executives · 17 Sept 2024
4,000 shares @ US$0.74 0.4% of flow Cyanotech Corporation Common Stock SEC:0001437749-24-029606:0
Canonical exit: 16 Dec 2024 (T+90) 25 of 136 declarations
Load more (111 remaining) 关于 Cyanotech CORP Cyanotech Corp. 是一家美国微藻营养公司,在天然补充剂和配料市场占据利基地位。该公司于1983年在美国成立,在夏威夷科纳(Kailua-Kona)运营,管理着一个96英亩的种植和加工设施。其总部位于美国夏威夷科纳。尽管该股票目前在OTCQB报价,但Cyanotech是一家美国发行人,其披露和投资者沟通受到通常筛选纽约证券交易所/纳斯达克上市小盘股和SEC报告公司的投资者关注。([cyanotech.com](https://www.cyanotech.com/our-history/))
Cyanotech的业务围绕两个旗舰产品线:BioAstin Hawaiian Astaxanthin 和 Hawaiian Spirulina Pacifica。BioAstin 定位为一种天然抗氧化成分,而螺旋藻系列则面向寻求能量、免疫力、心血管健康和整体健康营养支持的消费者。该公司通过其成品瓶子公司 Nutrex Hawaii 销售成品消费产品,并向膳食补充剂、营养保健品和美容保健品制造商供应散装成分。这种品牌零售曝光和企业对企业成分销售的结合,使 Cyanotech 拥有比单一渠道补充剂公司更平衡的商业模式。([cyanotech.com](https://www.cyanotech.com/our-history/))
从竞争角度来看,Cyanotech 是一家专业的微藻公司,而非广泛的消费者健康公司。其差异化优势来自于夏威夷采购、专有种植技术、内部提取能力和悠久的运营历史。该公司强调其在微藻技术方面拥有超过40年的经验,并控制着价值链中的关键环节,包括种植和现场超临界二氧化碳提取。管理层还表示,BioAstin 和 Hawaiian Spirulina 是其各自类别在美国排名第一的品牌,尽管规模较小,但巩固了公司在利基市场的领导地位。([cyanotech.com](https://www.cyanotech.com/our-history/))
Cyanotech 的产品组合包括包装软胶囊、粉末和其他补充剂形式,以及散装成分和合同提取/研发服务。在2025财年,净销售额达到24.215 million美元,同比增长5.0%,而毛利率提高到28.4%,因为产量增加降低了单位成本。该业务仍然高度以美国为中心:2025财年销售额的79%来自美国,其余需求来自欧洲、亚洲/太平洋地区和其他国际市场。([cyanotech.com](https://www.cyanotech.com/wp-content/uploads/2025/07/2025-Cyanotech-Annual-Report-Final.pdf))
近期公司更新表明运营势头正在改善。2025年11月,Cyanotech 公布了2026财年第二季度业绩,并强调随着产量增加和单位成本下降,毛利率表现更强劲。与此同时,该公司继续指出夏威夷专业农业制造中常见的执行风险,包括天气条件、生产中断、需求波动和融资需求。对于国际股票投资者而言,Cyanotech 看起来像一家小型美国营养保健品和微藻专家,拥有可防御的利基市场、可识别的夏威夷品牌故事,以及一个仍然高度受运营杠杆和供应链执行影响的商业模式。([businesswire.com](https://www.businesswire.com/news/home/20251110034205/en/Cyanotech-Reports-Financial-Results-for-the-Second-Quarter-of-Fiscal-2026?utm_source=openai))