What does CUSIP 500692108 represent in this 13F holders report?

CUSIP 500692108 is the security identifier for KOSS - KOSS CORP - COM used to aggregate holder disclosures.

How many institutions held KOSS - KOSS CORP - COM in Q3 2021?

21 institutional investors reported KOSS - KOSS CORP - COM for Q3 2021. Use the holders table for investor-level position and value details.

KOSS CORP - COM (KOSS)

CUSIP: 500692108

Q3 2021 13F Holders as of 30 Sep 2021

Type / Class: Equity / COM
Total 13F shares: 537,012
Share change: -575,657
Total reported value: $8,777,752
Price per share: $16.34
Number of holders: 21
Value change: -$13,266,273
Number of buys: 13
Number of sells: 10

Quarterly Holders Quick Answers

What is CUSIP 500692108?
CUSIP 500692108 identifies KOSS - KOSS CORP - COM in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2021
Previous quarter: Q2 2021

Recent filing periods for CUSIP 500692108:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of KOSS - KOSS CORP - COM (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
CIBC Private Wealth Group LLC	13F	Company	— class O/S missing	546,528	$12,690,000	—	30 Jun 2021	13F
VANGUARD GROUP INC	13F	Company	— class O/S missing	164,178	$3,812,000	—	30 Jun 2021	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	— class O/S missing	139,043	$3,229,000	—	30 Jun 2021	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	— class O/S missing	56,306	$1,307,000	—	30 Jun 2021	13F
BlackRock Finance, Inc.	13F	Company	— class O/S missing	55,527	$1,289,000	—	30 Jun 2021	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	36,094	$838,000	—	30 Jun 2021	13F
STATE STREET CORP	13F	Company	— class O/S missing	26,574	$617,000	—	30 Jun 2021	13F
JANE STREET GROUP, LLC	13F	Company	— class O/S missing	21,707	$504,000	—	30 Jun 2021	13F
CITADEL ADVISORS LLC	13F	Company	— class O/S missing	18,543	$431,000	—	30 Jun 2021	13F
LPL Financial LLC	13F	Company	— class O/S missing	14,153	$329,000	—	30 Jun 2021	13F
NORTHERN TRUST CORP	13F	Company	— class O/S missing	12,634	$293,000	—	30 Jun 2021	13F
HRT FINANCIAL LP	13F	Company	— class O/S missing	9,478	$220,000	—	30 Jun 2021	13F
BARCLAYS PLC	13F	Company	— class O/S missing	5,805	$135,000	—	30 Jun 2021	13F
Ovata Capital Management Ltd	13F	Company	— class O/S missing	1,900	$44,000	—	30 Jun 2021	13F
Leonteq Securities AG	13F	Company	— class O/S missing	1,350	$31,347	—	30 Jun 2021	13F
Tower Research Capital LLC (TRC)	13F	Company	— class O/S missing	1,214	$28,000	—	30 Jun 2021	13F
MORGAN STANLEY	13F	Company	— class O/S missing	821	$19,000	—	30 Jun 2021	13F
Spire Wealth Management	13F	Company	— class O/S missing	500	$12,000	—	30 Jun 2021	13F
EDMOND DE ROTHSCHILD HOLDING S.A.	13F	Company	— class O/S missing	380	$9,000	—	30 Jun 2021	13F
BANK OF AMERICA CORP /DE/	13F	Company	— class O/S missing	141	$3,000	—	30 Jun 2021	13F
American Portfolios Advisors	13F	Company	— class O/S missing	100	$2,322	—	30 Jun 2021	13F
JPMORGAN CHASE & CO	13F	Company	— class O/S missing	96	$2,000	—	30 Jun 2021	13F
OSAIC HOLDINGS, INC.	13F	Company	— class O/S missing	66	$2,000	—	30 Jun 2021	13F
ROYAL BANK OF CANADA	13F	Company	— class O/S missing	40	$1,000	—	30 Jun 2021	13F
O'SHAUGHNESSY ASSET MANAGEMENT, LLC	13F	Company	— class O/S missing	34	$1,000	—	30 Jun 2021	13F
WELLS FARGO & COMPANY/MN	13F	Company	— class O/S missing	27	$1,000	—	30 Jun 2021	13F
Federation Des Caisses Desjardins du Quebec	13F	Individual	— class O/S missing	40	$929	—	30 Jun 2021	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	— class O/S missing	13	$302	—	30 Jun 2021	13F

Institutional Holders of KOSS CORP - COM (KOSS) as of Q3 2021

As of 30 Sep 2021, KOSS CORP - COM (KOSS) was held by 21 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 537,012 shares. The largest 10 holders included VANGUARD GROUP INC, DIMENSIONAL FUND ADVISORS LP, BlackRock Inc., JANE STREET GROUP, LLC, GEODE CAPITAL MANAGEMENT, LLC, MILLENNIUM MANAGEMENT LLC, LPL Financial LLC, NORTHERN TRUST CORP, STATE STREET CORP, and CITADEL ADVISORS LLC. This page lists 22 institutional shareholders reporting positions in this security for the Q3 2021 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2021 vs Q2 2021 Across Filers

Q2 2021 holders

Q3 2021 holders

Holder diff

-5

Investor	Q2 2021 Shares	Q3 2021 Shares	Share Diff	Share Chg %	Q2 2021 Value $	Q3 2021 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.