Financial reports
10-Q
2024 Q2
Quarterly report
2 Feb 24
10-Q
2024 Q1
Quarterly report
27 Oct 23
ARS
2023 FY
Annual report to shareholders
24 Aug 23
10-K
2023 FY
Annual report
24 Aug 23
10-Q
2023 Q3
Quarterly report
11 May 23
10-Q
2023 Q2
Quarterly report
26 Jan 23
10-Q
2023 Q1
Quarterly report
28 Oct 22
10-K
2022 FY
Annual report
25 Aug 22
10-Q
2022 Q3
Quarterly report
5 May 22
10-Q
2022 Q2
Quarterly report
4 Feb 22
Current reports
8-K
Koss Corporation Releases Second Quarter Results
1 Feb 24
8-K
Koss Corporation Releases First Quarter Results
26 Oct 23
8-K/A
Departure of Directors or Certain Officers
25 Oct 23
8-K
Financial Statements and Exhibits
23 Oct 23
8-K
Koss Corporation Releases Fourth Quarter and Full Year Results
24 Aug 23
8-K
Departure of Directors or Certain Officers
27 Jul 23
8-K
Koss Corporation Releases Third Quarter Results
11 May 23
8-K
Koss Corporation Releases Second Quarter Results
26 Jan 23
8-K
Koss Corporation Releases First Quarter Results
28 Oct 22
8-K
Submission of Matters to a Vote of Security Holders
21 Oct 22
Registration and prospectus
S-8
Registration of securities for employees
12 Dec 23
S-8
Registration of securities for employees
5 Nov 12
424B3
Prospectus supplement
10 Dec 04
S-3/A
Shelf registration (amended)
22 Nov 04
S-3/A
Shelf registration (amended)
17 Nov 04
S-3/A
Shelf registration (amended)
10 Mar 04
S-3/A
Shelf registration (amended)
26 Jan 04
S-3
Shelf registration
31 Oct 03
S-8
Registration of securities for employees
5 Jun 02
S-8
Registration of securities for employees
26 May 00
Proxies
DEFA14A
Additional proxy soliciting materials
24 Aug 23
DEF 14A
Definitive proxy
24 Aug 23
DEF 14A
Definitive proxy
25 Aug 22
DEF 14A
Definitive proxy
20 Aug 21
DEF 14A
Definitive proxy
27 Aug 20
DEF 14A
Definitive proxy
30 Aug 19
DEF 14A
Definitive proxy
23 Aug 18
DEF 14A
Definitive proxy
25 Aug 17
DEF 14A
Definitive proxy
25 Aug 16
DEF 14A
Definitive proxy
27 Aug 15
Other
SD
Conflict minerals disclosure
18 May 23
SD
Conflict minerals disclosure
26 May 22
SD
Conflict minerals disclosure
28 Apr 21
SD
Conflict minerals disclosure
1 May 20
SD
Conflict minerals disclosure
9 May 19
SD
Conflict minerals disclosure
8 Mar 18
SD
Conflict minerals disclosure
2 May 17
SD
Conflict minerals disclosure
31 May 16
SD
Conflict minerals disclosure
28 May 15
SD
Conflict minerals disclosure
5 Sep 14
Ownership
3
LENORE LILLIE
21 Aug 23
4
Family Trust, Dated 9/11/12 Koss
30 Jun 22
4
Change in insider ownership
30 Jun 22
SC 13D/A
KOSS MICHAEL J
3 Jun 22
SC 13D/A
KOSS JOHN C JR
3 Jun 22
4
William Jesse Sweasy
3 Jun 22
4
MICHAEL J KOSS
3 Jun 22
4
JOHN C KOSS JR
3 Jun 22
4
William Jesse Sweasy
2 Jun 22
3
Kim M. Schulte
28 Feb 22