Browse the full management transaction log of KOSS CORP, a listed issuer based in United States. Shares trade on US US, under the oversight of SEC (Form 4). Operating in the Retail & Commerce sector, KOSS CORP has logged 51 public disclosures. Market capitalisation: €36.5m. The latest transaction was disclosed on 30 June 2022 — Z. Among the most active insiders: KOSS JOHN C JR. The full history is free.
25 of 51 declarations
Koss Corp. (ticker: KOSS) is a U.S.-listed company traded on the NASDAQ, placing it in the small-cap consumer audio space rather than the NYSE. The company was founded in 1958 in Milwaukee, Wisconsin, where it remains headquartered today. Its origin story is closely tied to the launch of the first Koss SP/3 stereophone, a product that helped establish the brand as an early pioneer in personal high-fidelity listening. That long operating history is still central to the company’s equity story and brand identity. ([investors.koss.com](https://investors.koss.com/?utm_source=openai)) Koss’ core business is the design, marketing, and distribution of audio products. Its portfolio includes wired and wireless headphones, earbuds, Bluetooth headphones, wireless speakers, computer headsets, telecommunications headsets, and active noise-canceling models. The company also markets a niche catalog of audiophile recordings under the Koss Classics label. In practical terms, Koss is a specialized audio consumer brand, with its offering concentrated around personal listening devices rather than broader consumer electronics. ([investors.koss.com](https://investors.koss.com/?utm_source=openai)) From a competitive standpoint, Koss operates in a highly fragmented and intensely contested market dominated by larger global brands with greater scale, distribution reach, and marketing budgets. Koss differentiates itself through brand heritage, product design, and a focused portfolio that still includes iconic models such as the Porta Pro family. Management has also continued to refresh the lineup with wireless Bluetooth variants and product updates aimed at modern listening habits, which is important in a category where consumer expectations shift quickly toward wireless convenience, portability, and value. ([investors.koss.com](https://investors.koss.com/press-releases?utm_source=openai)) Geographically, the company is still primarily anchored in the United States, both operationally and commercially, although its supply chain and sales channels are exposed to global sourcing and international market dynamics. Recent filings and company updates highlight recurring operating pressures from competition, supply-chain constraints, trade and tariff uncertainty, and demand fluctuations. In fiscal 2025, Koss noted weaker orders from domestic distributors, partly affected by excess inventory of non-Koss products, alongside softer e-tailer sales, even as some growth was supported by product mix improvements and higher-margin direct-to-consumer activity. For investors, Koss remains a niche audio brand with a durable legacy, but one that must continuously defend share in a fast-moving and price-competitive market. ([sec.gov](https://www.sec.gov/Archives/edgar/data/0000056701/000005670125000044/koss-20250630x10k.htm?utm_source=openai))