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 2017?

13 institutional investors reported KOSS - KOSS CORP - COM for Q3 2017. Use the holders table for investor-level position and value details.

KOSS CORP - COM (KOSS)

CUSIP: 500692108

Q3 2017 13F Holders as of 30 Sep 2017

Type / Class: Equity / COM
Total 13F shares: 684,424
Share change: +154,322
Total reported value: $1,026,000
Price per share: $1.49
Number of holders: 13
Value change: +$229,914
Number of buys: 4
Number of sells: 5

Security key

500692108

Report period

Q3 2017

Institutions

Top holders

KOSS full security history Ownership snapshot Full 13F holder table Newer quarter: Q4 2017 Previous quarter: Q2 2017 KOSS CORP SEC filings KOSS CORP company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 500692108

Newer quarter: Q4 2017 Previous quarter: Q2 2017

Recent filing periods:

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

Ownership snapshot

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

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder

DIMENSIONAL FUND ADVISORS LP

13D/G signal

—

Evidence rows

Latest as of

30 Jun 2017

13F Highest disclosed value: $397,000 Showing first 8 of 14 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	— class O/S missing	$397,000 209,846 shares	—	30 Jun 2017
Minerva Advisors LLC	13F Company 13F	— class O/S missing	$303,000 169,209 shares	—	30 Jun 2017
Bank of New York Mellon Corp	13F Company 13F	— class O/S missing	$53,000 29,124 shares	—	30 Jun 2017
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F Company 13F	— class O/S missing	$39,000 20,416 shares	—	30 Jun 2017
MORGAN STANLEY	13F Company 13F	— class O/S missing	$36,000 20,088 shares	—	30 Jun 2017
BANK OF AMERICA CORP /DE/	13F Company 13F	— class O/S missing	$35,000 19,500 shares	—	30 Jun 2017
NORTHERN TRUST CORP	13F Company 13F	— class O/S missing	$31,000 16,927 shares	—	30 Jun 2017
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	— class O/S missing	$30,000 16,400 shares	—	30 Jun 2017

Show 6 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
VANGUARD GROUP INC	13F Company 13F	— class O/S missing	$30,000 16,064 shares	—	30 Jun 2017
BlackRock Finance, Inc.	13F Company 13F	— class O/S missing	$16,000 8,843 shares	—	30 Jun 2017
Tower Research Capital LLC (TRC)	13F Company 13F	— class O/S missing	$3,000 1,704 shares	—	30 Jun 2017
UBS Group AG	13F Company 13F	— class O/S missing	$2,000 1,081 shares	—	30 Jun 2017
US BANCORP \DE\	13F Company 13F	— class O/S missing	$2,000 1,065 shares	—	30 Jun 2017
Creative Planning	13F Company 13F	— class O/S missing	$2,000 900 shares	—	30 Jun 2017

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2017

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

684,424

Rows loaded

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. An asterisk next to the price means the price is likely invalid.

Compare Q3 2017 vs Q2 2017 Across Filers

Q2 2017 holders

Q3 2017 holders

Holder diff

-1

Investor	Q2 2017 Shares	Q3 2017 Shares	Share Diff	Share Chg %	Q2 2017 value	Q3 2017 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend