What is the 13F Pro Quality Score for KOSS?

13F Pro ranks KOSS CORP (KOSS) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View KOSS's current score at https://13fpro.ai/research/KOSS (free sign-up required for the full ranking).

Where does 13F Pro source KOSS data?

All KOSS CORP fundamentals and ownership data come directly from SEC EDGAR. KOSS CORP files with the SEC under CIK 56701. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is KOSS in?

KOSS CORP (KOSS) is classified in the Technology sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/technology.

How often is KOSS research updated on 13F Pro?

KOSS's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

KOSS CORP(KOSS)Stock Analysis

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13F Pro Quality Score

Not in ranked universe

Below size threshold

Quality rankings require at least $50M annual revenue or $250M total assets to filter out micro-caps and shell companies. This company reported $41.5M in revenue.

Financial data, filings, and institutional holdings below are still tracked in full — only the proprietary quality composite is unavailable for this name.

KOSS Stock Analysis & AI Quality Score

AI stock analysis and institutional research for KOSS CORP (KOSS), a Technology sector company. KOSS is not currently included in 13F Pro's AI-ranked quality universe — quality rankings require at least $50m annual revenue or $250m total assets to filter out micro-caps and shell companies. this company reported $41.5m in revenue. Based on the latest XBRL financial filings (Q3 2026), KOSS CORP reports quarterly revenue of $2.8M, net income of $-546.6K, free cash flow of $-586.3K. Top institutional holders of KOSS by reported 13-F value include VANGUARD CAPITAL MANAGEMENT, BlackRock,, GEODE CAPITAL MANAGEMENT,, based on the most recent SEC filings. KOSS trades on the Nasdaq exchange and files with the SEC under CIK 56701. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate KOSS daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for KOSS CORP directly from SEC EDGAR.

Revenue

Q3 2026

$2.8M

Net Income

Q3 2026

$-546.6K

Free Cash Flow

Q3 2026

$-586.3K

ROIC

Q3 2026

-2.4%

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+2.9% YoY

$12.6MFY 2025

FY22 $17.7MFY23 $13.1MFY24 $12.3MFY25 $12.6M

Net Income

+8.0% YoY

$-874.8KFY 2025

FY22 $1.3MFY23 $8.3MFY24 $-950.9KFY25 $-874.8K

Operating Income

+7.2% YoY

$-1.7MFY 2025

FY22 $902.0KFY23 $-24.9MFY24 $-1.9MFY25 $-1.7M

EPS (Diluted)

+10.0% YoY

$-0.09FY 2025

FY22 $0.13FY23 $0.85FY24 $-0.10FY25 $-0.09

Total Assets

-0.0% YoY

$37.2MFY 2025

FY22 $30.0MFY23 $39.1MFY24 $37.2MFY25 $37.2M

Total Debt

—FY 2025

FY22 —FY23 —FY24 —FY25 —

Op. Cash Flow

-12.8% YoY

$-214.9KFY 2025

FY22 $-942.5KFY23 $10.7MFY24 $-190.5KFY25 $-214.9K

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$12.6M +2.9%	$12.3M -6.4%	$13.1M -26.0%	$17.7M -9.4%	$19.5M +6.7%	$18.3M
Net Income	$-874.8K +8.0%	$-950.9K -111.4%	$8.3M +555.9%	$1.3M +157.0%	$493.6K +206.0%	$-465.6K
Operating Income	$-1.7M +7.2%	$-1.9M +92.5%	$-24.9M -2858.7%	$902.0K +331.0%	$-390.5K +19.3%	$-484.0K
EPS (Diluted)	$-0.09 +10.0%	$-0.10 -111.8%	$0.85 +553.8%	$0.13 +160.0%	$0.05 +183.3%	$-0.06
Total Assets	$37.2M -0.0%	$37.2M -4.8%	$39.1M +30.5%	$30.0M +13.8%	$26.3M +16.6%	$22.6M
Total Debt	—	—	—	—	—	$506.7K
Operating Cash Flow	$-214.9K -12.8%	$-190.5K -101.8%	$10.7M +1239.0%	$-942.5K -370.3%	$348.7K -80.6%	$1.8M

AI Insight: KOSS Financial Trends

KOSS shows persistent revenue stagnation around $3-4M quarterly with deteriorating profitability and cash flow turning negative in recent quarters.

• Revenue remained flat between $3-4M across all quarters from Q2 2024 to Q1 2026.

• Operating cash flow turned negative in Q4 2025 and Q1 2026 after brief positive $1M in Q3 2025.

• Net income declined to -$1M in Q4 2025 and Q1 2026 from breakeven levels in prior quarters.

⚠ Equity decreased from $31M to $30M in latest two quarters amid sustained losses.

⚠ Operating income consistently negative or breakeven across all eight quarters with no improvement trend.

AI Insight: KOSS Ratio Trends

KOSS suffered severe profitability deterioration in Q4 2025 and Q1 2026, with operating margins plunging to -35.5% and -25.5% respectively after briefly turning positive in Q3 2025.

• Operating margin collapsed from -1.1% in Q3 2025 to -35.5% in Q4 2025, then remained deeply negative at -25.5% in Q1 2026.

• ROE deteriorated sharply from 3.2% in Q3 2025 to -7.5% in Q4 2025 and -7.3% in Q1 2026.

• Net profit margin swung from 6.0% positive in Q3 2025 to -19.8% in Q4 2025 and -19.4% in Q1 2026.

⚠ Q3 2025 showed brief profitability recovery with 6.0% net margin, but sustainability remains questionable after subsequent collapse.

⚠ ROIC has been consistently negative across all periods, indicating persistent capital allocation challenges.

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Available Research

13F Pro tracks comprehensive data for KOSS CORP including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of KOSS

VANGUARD CAPITAL MANAGEMENT LLC
$678.8K189,607 sh
BlackRock, Inc.
$320.8K89,601 sh
GEODE CAPITAL MANAGEMENT, LLC
$200.2K55,913 sh
VANGUARD FIDUCIARY TRUST CO
$112.2K31,334 sh
DIMENSIONAL FUND ADVISORS LP
$77.4K21,611 sh
STATE STREET CORP
$64.3K17,974 sh
JAMES INVESTMENT RESEARCH, INC.
$55.4K15,475 sh
NORTHERN TRUST CORP
$51.1K14,285 sh
XTX Topco Ltd
$38.6K10,786 sh
PNC FINANCIAL SERVICES GROUP, INC.
$25.1K7,000 sh

Fund	Value	Shares
VANGUARD CAPITAL MANAGEMENT LLC	$678.8K	189,607
BlackRock, Inc.	$320.8K	89,601
GEODE CAPITAL MANAGEMENT, LLC	$200.2K	55,913
VANGUARD FIDUCIARY TRUST CO	$112.2K	31,334
DIMENSIONAL FUND ADVISORS LP	$77.4K	21,611
STATE STREET CORP	$64.3K	17,974
JAMES INVESTMENT RESEARCH, INC.	$55.4K	15,475
NORTHERN TRUST CORP	$51.1K	14,285
XTX Topco Ltd	$38.6K	10,786
PNC FINANCIAL SERVICES GROUP, INC.	$25.1K	7,000

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Is KOSS a good stock to buy?

13F Pro's AI-powered analysis of KOSS CORP (KOSS) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Technology sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for KOSS are available on the KOSS stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own KOSS?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling KOSS. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of KOSS CORP's investment landscape.