Koss Ownership | Who Owns Koss?

Koss Ownership Summary

Koss is owned by 35.98% institutional investors, 43.67% insiders, and 20.35% retail investors. Lido advisors is the largest institutional shareholder, holding 30.85% of KOSS shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 1.61% of its assets in Koss shares.

KOSS Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Koss	35.98%	43.67%	20.35%
Sector	Technology Stocks	144.02%	12.52%	-56.54%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Lido advisors	2.89M	30.85%	$14.75M
Vanguard group	250.94K	2.70%	$1.85M
Dimensional fund advisors lp	145.96K	1.58%	$649.51K
Blackrock funding, inc. /de	87.54K	0.93%	$446.45K
Geode capital management	60.16K	0.65%	$444.05K
Blackrock	52.06K	0.56%	$231.68K
State street	17.97K	0.19%	$132.65K
Susquehanna group, llp	13.92K	0.15%	$102.72K
Northern trust	12.28K	0.13%	$54.65K
Newedge advisors	10.57K	0.11%	$53.93K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Lido advisors	2.89M	0.06%	$14.75M
James investment research	10.57K	0.01%	$53.93K
Activest wealth management	1.00K	0.00%	$5.10K
Newedge advisors	10.57K	0.00%	$53.93K
Dimensional fund advisors lp	145.96K	0.00%	$649.51K
Creative financial designs inc /adv	300.00	0.00%	$1.53K
Nelson, van denburg & campbell wealth management group	-	-	-
Guardian wealth management	-	-	-
Renaissance	-	-	-
Blackrock	52.06K	-	$231.68K

Top Buyers

Holder	Shares	% Assets	Change
Susquehanna group, llp	13.92K	-	13.92K
Blackrock funding, inc. /de	87.54K	-	12.77K
Dimensional fund advisors lp	145.96K	0.00%	9.81K
Ubs group	3.92K	-	3.92K
Royal bank of canada	730.00	-	470.00

Top Sellers

Holder	Shares	% Assets	Change
Marshall wace, llp	-	-	-60.58K
Renaissance	-	-	-22.66K
Jane street group	-	-	-16.98K
Citadel advisors	-	-	-14.62K
Virtu financial	-	-	-12.40K

New Positions

Holder	Shares	% Assets	Change	Value
Susquehanna group, llp	13.92K	-	13.92K	$102.72K
Morgan stanley	121.00	-	121.00	$538.00

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-7.00
Guardian wealth management	-7.00
Fmr	-10.00
Jpmorgan chase	-11.00
Northwestern mutual wealth management	-19.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	20	-9.09%	3,373,068	0.56%	35	2.81%	8	-20.00%	2	-33.33%
Mar 31, 2025	22	-24.14%	3,354,188	470.19%	35	90.49%	10	-37.50%	3	50.00%
Dec 31, 2024	29	31.82%	588,257	38.02%	6	30.00%	16	77.78%	2	-60.00%
Sep 30, 2024	22	4.76%	426,211	-27.27%	4	11.42%	9	-	5	25.00%
Jun 30, 2024	21	5.00%	586,035	-1.96%	6	15.18%	9	28.57%	4	100.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	150.70K	1.61%	-
Vanguard Total Stock Mkt Idx Inv	143.14K	1.53%	-3.13K
Vanguard Institutional Extnd Mkt Idx Tr	67.46K	0.72%	-30.74K
Fidelity Extended Market Index	28.53K	0.30%	-74.00
Extended Equity Market Fund K	19.82K	0.21%	-396.00
iShares Micro-Cap ETF	11.72K	0.13%	-
Fidelity Total Market Index	11.51K	0.12%	-
Fidelity Series Total Market Index	7.41K	0.08%	-
EA Bridgeway Omni Small-Cap Value ETF	6.32K	0.07%	-
Spartan Extended Market Index Pool F	5.65K	0.06%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jun 11, 2025	KOSS JOHN C JR	Vice President - Sales	Sell	$132.78K
Jun 12, 2025	KOSS JOHN C JR	Vice President - Sales	Sell	$7.53K
Jun 10, 2025	KOSS JOHN C JR	Vice President - Sales	Sell	$145.00K
Jun 12, 2025	Koss Michael J Jr	VP - Marketing & Product	Sell	$29.46K
Jun 13, 2025	Koss Michael J Jr	VP - Marketing & Product	Sell	$117.79K

Insider Transactions Trends

Date	Buy	Sell
2024 Q2	-	1
2022 Q4	-	-
2022 Q2	2	-
2022 Q1	-	-
2021 Q4	-	1

KOSS Ownership FAQ

Who owns the most shares of Koss?

Koss’s largest shareholders are Lido advisors (2.89M shares, 30.85%), Vanguard group (250.94K shares, 2.70%), and Dimensional fund advisors lp (145.96K shares, 1.58%). Together, they hold 35.12% of Koss’s total shares outstanding.

Does Blackrock own Koss?

Yes, BlackRock owns 0.56% of Koss, totaling 52.06K shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 231.68K$. In the last quarter, BlackRock decreased its holdings by -9.828K shares, a -15.88% change.

Who is Koss’s biggest shareholder by percentage of total assets invested?

Lido advisors is Koss’s biggest shareholder by percentage of total assets invested, with 0.06% of its assets in 2.89M Koss shares, valued at 14.75M$.

Who is the top mutual fund holder of Koss shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Koss shares, with 1.61% of its total shares outstanding invested in 150.7K Koss shares.

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