DIAMOND HILL INVESTMENT GROUP INC — All Filings
1,000 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.
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144
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SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-001193 | Mar 26, 2026 | — |
| 4 | 4 | 0001193125-26-100076 | Mar 10, 2026 | Dec 8, 2023 |
| 8-K | 8-K | 0001193125-26-091465 | Mar 4, 2026 | — |
| 8-K | FORM 8-K | 0000950103-26-003145 | Mar 3, 2026 | — |
| 8-K | 8-K | 0001193125-26-076610 | Feb 26, 2026 | — |
| 10-K | 10-K | 0001193125-26-076604 | Feb 26, 2026 | Dec 31, 2025 |
| 8-K | FORM 8-K | 0000950103-26-002651 | Feb 25, 2026 | Feb 20, 2026 |
| 8-K | FORM 8-K | 0000950103-26-002587 | Feb 24, 2026 | — |
| DEFA14A | DEFA14A | 0000950103-26-002219 | Feb 17, 2026 | — |
| 8-K | FORM 8-K | 0000950103-26-002190 | Feb 17, 2026 | Feb 10, 2026 |
| 8-K | 8-K | 0001193125-26-035484 | Feb 3, 2026 | — |
| DEFA14A | FORM DEFA14A | 0000950103-26-001113 | Jan 28, 2026 | — |
| 8-K | FORM 8-K | 0000950103-26-001111 | Jan 28, 2026 | — |
| DEFM14A | DEFM14A | 0001140361-26-002681 | Jan 28, 2026 | — |
| PREM14A | PREM14A | 0001140361-26-001516 | Jan 16, 2026 | — |
| 8-K | 8-K | 0001193125-26-002400 | Jan 5, 2026 | — |
| DEFA14A | FORM DEFA14A | 0000950103-25-016343 | Dec 18, 2025 | — |
| DEFA14A | FORM DEFA14A | 0000950103-25-016040 | Dec 11, 2025 | — |
| DEFA14A | FORM DEFA14A | 0000950103-25-016038 | Dec 11, 2025 | — |
| DEFA14A | FORM DEFA14A | 0000950103-25-016037 | Dec 11, 2025 | — |
| DEFA14A | FORM DEFA14A | 0000950103-25-016035 | Dec 11, 2025 | — |
| DEFA14A | FORM DEFA14A | 0000950103-25-016034 | Dec 11, 2025 | — |
| DEFA14A | FORM DEFA14A | 0000950103-25-015990 | Dec 11, 2025 | — |
| 8-K | FORM 8-K | 0000950103-25-015986 | Dec 11, 2025 | Dec 10, 2025 |
| 8-K | 8-K | 0001193125-25-305225 | Dec 2, 2025 | — |
| 8-K | 8-K | 0001193125-25-264643 | Nov 4, 2025 | — |
| 10-Q | 10-Q | 0001193125-25-257518 | Oct 30, 2025 | Sep 30, 2025 |
| 8-K | 8-K | 0001193125-25-257505 | Oct 30, 2025 | — |
| 3 | 3 | 0001193125-25-256413 | Oct 29, 2025 | — |
| 8-K | 8-K | 0001193125-25-228371 | Oct 2, 2025 | — |
| 4 | 4 | 0001193125-25-226446 | Oct 1, 2025 | — |
| 4 | FORM 4 | 0001889219-25-000006 | Sep 25, 2025 | Sep 23, 2025 |
| 8-K | 8-K | 0001193125-25-208339 | Sep 19, 2025 | — |
| 4 | FORM 4 | 0001328746-25-000007 | Sep 9, 2025 | Sep 5, 2025 |
| 144 | — | 0001328746-25-000005 | Sep 5, 2025 | — |
| 8-K | 8-K | 0000909108-25-000046 | Sep 3, 2025 | — |
| 8-K | 8-K | 0000909108-25-000043 | Aug 4, 2025 | — |
| 10-Q | 10-Q | 0000909108-25-000041 | Jul 29, 2025 | Jun 30, 2025 |
| 8-K | 8-K | 0000909108-25-000039 | Jul 29, 2025 | — |
| 8-K | 8-K | 0000909108-25-000036 | Jul 2, 2025 | — |
| 4 | FORM 4 | 0001787213-25-000006 | Jul 1, 2025 | Jun 30, 2025 |
| 4 | FORM 4 | 0001969324-25-000007 | Jun 17, 2025 | Jun 13, 2025 |
| 144 | — | 0001949846-25-000292 | Jun 17, 2025 | — |
| 8-K | 8-K | 0000909108-25-000034 | Jun 13, 2025 | Jun 12, 2025 |
| 8-K | 8-K | 0000909108-25-000032 | Jun 3, 2025 | — |
| 3 | FORM 3 | 0002070827-25-000002 | May 30, 2025 | May 27, 2025 |
| 8-K | 8-K | 0000909108-25-000030 | May 28, 2025 | May 27, 2025 |
| 144 | — | 0001234501-25-000001 | May 14, 2025 | — |
| 4 | FORM 4 | 0001406840-25-000018 | May 7, 2025 | May 6, 2025 |
| 144 | — | 0001949846-25-000179 | May 6, 2025 | — |