InsidersTradesSigma
Track the KOSS CORP stock price and the full management transaction log of the company, a publicly traded company based in United States. Shares trade on the US market, under the oversight of SEC (Form 4). Operating in the Retail & Commerce sector, KOSS CORP has published 32 insider filings. Market capitalisation: €35.7m. The latest transaction was filed on 16 December 2024 (Levée d'options). Among the most active insiders: KOSS JOHN C JR. The full history is free.
32
Insider Decl.
n/a
Thresholds
€131,386
2 ops.
Buy Volume
€1m
7 ops.
Sell Volume
35Σ signal
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 23,669 of 29,062 companies
29.7
score / 100
Value28
Quality31
FCF yld-2.0%
Earn yld-2.5%
EV/EBITDA·
ROE-3.6%
Gross mgn38%
Net mgn-6.9%
Debt/EBITDA·
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI analysis generation is paused.
Last declaration on 16 December 2024
Declarations32 total
25,000 shares@ US$1.903.3% of flowCommon StockSEC:0000950170-24-136638:0
15,000 shares0Common StockSEC:0000950170-24-067352:0
25,000 shares@ US$2.173.7% of flowCommon StockSEC:0000950170-24-063035:0
1,000,885 shares0Common StockSEC:0001209191-22-039940:0
2,847 shares@ US$7.300.053% mcap14.7% of flowCommon StockSEC:0001209191-22-033952:0
Canonical exit: 31 Aug 2022 (T+90)
1,000,885 shares0Common StockSEC:0001209191-22-033950:0
1,000,885 shares0Common StockSEC:0001209191-22-033947:0
17,153 shares@ US$6.960.31% mcap85.3% of flowCommon StockSEC:0001209191-22-033552:0
Canonical exit: 30 Aug 2022 (T+90)
10,000 shares@ US$2.630.062% mcap3.9% of flowCommon StockSEC:0001209191-21-062469:0
15,000 shares@ US$2.926.2% of flowCommon StockSEC:0001209191-21-056612:0
8,500 shares@ US$1.955.9% of flowCommon StockSEC:0001209191-21-054751:0
10,000 shares@ US$1.902.2% of flowCommon StockSEC:0001209191-21-054416:0
9,220 shares@ US$1.956.3% of flowCommon StockSEC:0001209191-21-054415:0
4,600 shares@ US$1.953.2% of flowCommon StockSEC:0001209191-21-054059:0
10,000 shares@ US$1.902.2% of flowCommon StockSEC:0001209191-21-054060:0
25,000 shares@ US$1.955.7% of flowCommon StockSEC:0001209191-21-053529:0
10,000 shares@ US$1.975.7% of flowCommon StockSEC:0001209191-21-053532:0
15,000 shares@ US$1.954.2% of flowCommon StockSEC:0001209191-21-053533:0
16,500 shares@ US$1.9511.4% of flowCommon StockSEC:0001209191-21-053528:0
50,000 shares@ US$6.0086.5% of flowCommon StockSEC:0001209191-21-044855:0
9,000 shares@ US$2.20100.0% of flowCommon StockSEC:0001209191-21-044854:0
10,000 shares@ US$24.3033.7% of flowCommon StockSEC:0001209191-21-040897:0
3,000 shares@ US$25.208.6% of flowCommon StockSEC:0001209191-21-040903:0
8,133 shares@ US$30.0027.6% of flowCommon StockSEC:0001209191-21-039527:0
25 of 32 declarations
关于 KOSS CORP
Koss Corp.（股票代码：KOSS）是一家在美国纳斯达克上市的公司，属于小型消费音频领域，而非纽约证券交易所。该公司于1958年在威斯康星州密尔沃基成立，至今仍将总部设在那里。其起源故事与首款 Koss SP/3 立体声耳机（stereophone）的推出密切相关，该产品帮助该品牌确立了个人高保真聆听领域的早期先驱地位。这一悠久的运营历史至今仍是公司股权故事和品牌标识的核心。（[investors.koss.com](https://investors.koss.com/?utm_source=openai)） Koss 的核心业务是音频产品的设计、营销和分销。其产品组合包括有线和无线耳机、入耳式耳机、蓝牙耳机、无线扬声器、电脑耳机、电信耳机和主动降噪型号。该公司还在 Koss Classics 品牌下销售小众发烧友录音目录。实际上，Koss 是一个专业的音频消费品牌，其产品主要集中在个人聆听设备，而非更广泛的消费电子产品。（[investors.koss.com](https://investors.koss.com/?utm_source=openai)） 从竞争角度来看，Koss 在一个高度分散且竞争激烈的市场中运营，该市场由规模更大、分销范围更广、营销预算更高的全球品牌主导。Koss 通过品牌传承、产品设计和专注于特定产品组合来脱颖而出，其产品组合仍包括 Porta Pro 系列等标志性型号。管理层还不断通过无线蓝牙版本和产品更新来刷新产品线，以适应现代聆听习惯，这在一个消费者期望迅速转向无线便利性、便携性和价值的类别中至关重要。（[investors.koss.com](https://investors.koss.com/press-releases?utm_source=openai)） 从地理上看，该公司在运营和商业上仍主要立足于美国，尽管其供应链和销售渠道受到全球采购和国际市场动态的影响。最近的备案文件和公司更新强调了来自竞争、供应链限制、贸易和关税不确定性以及需求波动的持续运营压力。在2025财年，Koss 指出国内分销商订单疲软，部分原因是非 Koss 产品库存过剩，以及电商销售疲软，尽管产品组合改进和利润率更高的直接面向消费者活动支持了一定的增长。对于投资者而言，Koss 仍然是一个拥有持久传承的小众音频品牌，但必须在一个快速变化且价格竞争激烈的市场中不断捍卫市场份额。（[sec.gov](https://www.sec.gov/Archives/edgar/data/0000056701/000005670125000044/koss-20250630x10k.htm?utm_source=openai)）
