OSI SYSTEMS INC — All Filings
1,002 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
10-K
10-K/A
10-Q
144
3
3/A
4
4/A
424A
424B1
424B3
5
5/A
8-A12G
8-A12G/A
8-K
8-K/A
8-K12G3
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFR14A
EFFECT
NT 10-K
NT 10-Q
POS AM
PRE 14A
S-1
S-1/A
S-3
S-3/A
S-8
S-8 POS
SC 13G
SC 13G/A
SC 14N
SC TO-C
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | — | 0001415889-25-023260 | Aug 28, 2025 | Aug 26, 2025 |
| 4 | — | 0001415889-25-023262 | Aug 28, 2025 | Aug 26, 2025 |
| 4 | — | 0001415889-25-023263 | Aug 28, 2025 | Aug 26, 2025 |
| 4 | — | 0001415889-25-023264 | Aug 28, 2025 | Aug 26, 2025 |
| 4 | — | 0001415889-25-023265 | Aug 28, 2025 | Aug 26, 2025 |
| 10-K | 10-K | 0001410578-25-001887 | Aug 25, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-022948 | Aug 25, 2025 | Aug 22, 2025 |
| 4 | — | 0001415889-25-022769 | Aug 22, 2025 | Aug 20, 2025 |
| 4 | — | 0001415889-25-022773 | Aug 22, 2025 | Aug 20, 2025 |
| 4 | — | 0001415889-25-022775 | Aug 22, 2025 | Aug 20, 2025 |
| 4 | — | 0001415889-25-022777 | Aug 22, 2025 | Aug 20, 2025 |
| 4 | — | 0001415889-25-022779 | Aug 22, 2025 | Aug 20, 2025 |
| 4 | — | 0001415889-25-022781 | Aug 22, 2025 | Aug 20, 2025 |
| 4 | — | 0001415889-25-022789 | Aug 22, 2025 | Aug 20, 2025 |
| 4 | — | 0001415889-25-022791 | Aug 22, 2025 | Aug 20, 2025 |
| 8-K | FORM 8-K | 0001104659-25-081197 | Aug 21, 2025 | — |
| 4 | — | 0001415889-25-022117 | Aug 15, 2025 | Aug 14, 2025 |
| 4 | — | 0001415889-25-022118 | Aug 15, 2025 | Aug 14, 2025 |
| SCHEDULE 13G/A | — | 0001274173-25-000238 | Aug 14, 2025 | — |
| 4 | — | 0001415889-25-021093 | Aug 5, 2025 | Aug 1, 2025 |
| 4 | — | 0001415889-25-021092 | Aug 5, 2025 | Aug 1, 2025 |
| 4 | — | 0001415889-25-021091 | Aug 5, 2025 | Aug 1, 2025 |
| 4 | — | 0001415889-25-021094 | Aug 5, 2025 | Aug 1, 2025 |
| 4 | — | 0001415889-25-021095 | Aug 5, 2025 | Aug 1, 2025 |
| 4 | — | 0001415889-25-021096 | Aug 5, 2025 | Aug 1, 2025 |
| 4 | — | 0001415889-25-021097 | Aug 5, 2025 | Aug 1, 2025 |
| 4 | — | 0001415889-25-020668 | Jul 31, 2025 | Jul 28, 2025 |
| 4 | — | 0001415889-25-020669 | Jul 31, 2025 | Jul 28, 2025 |
| 3 | — | 0001415889-25-020204 | Jul 23, 2025 | Jul 15, 2025 |
| SCHEDULE 13G/A | — | 0002052113-25-003366 | Jul 18, 2025 | — |
| 4 | — | 0001415889-25-020043 | Jul 18, 2025 | Jul 9, 2025 |
| 4 | — | 0001415889-25-019559 | Jul 8, 2025 | Jul 6, 2025 |
| 8-K | FORM 8-K | 0001104659-25-065069 | Jul 2, 2025 | Jul 1, 2025 |
| 4 | — | 0001415889-25-018750 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-018765 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-018763 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-018761 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-018757 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-018753 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-017297 | Jun 13, 2025 | Jun 12, 2025 |
| 144 | — | 0002007317-25-000566 | Jun 12, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-053563 | May 28, 2025 | May 27, 2025 |
| 4 | — | 0001415889-25-014208 | May 22, 2025 | May 21, 2025 |
| 144 | — | 0001950047-25-003311 | May 21, 2025 | — |
| 4 | — | 0001415889-25-013540 | May 19, 2025 | May 16, 2025 |
| SD | FORM SD | 0001104659-25-049802 | May 16, 2025 | — |
| 4 | — | 0001415889-25-013272 | May 15, 2025 | May 13, 2025 |
| SCHEDULE 13G/A | — | 0001274173-25-000150 | May 14, 2025 | — |
| 144 | — | 0001950047-25-002949 | May 13, 2025 | — |
| SCHEDULE 13G/A | — | 0000315066-25-001562 | May 12, 2025 | — |