# Definitive Healthcare Corp.: filings

DH · Nasdaq · CIK 1861795 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/dh.md) · [Financials](/companies/dh/financials.md) · [Filings](/companies/dh/filings.md) · [Insiders](/companies/dh/insiders.md)

## Reports and events: 85 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 197, 8-K 50, 3 31, 10-Q 15, CORRESP 7, DEFA14A 7, S-8 7, SC 13G 7, UPLOAD 7, SC 13G/A 6, 10-K 5, 144 5, DEF 14A 5, SCHEDULE 13G/A 5, ARS 4, DRSLTR 3, S-1/A 3, 424B4 2, DRS 2, DRS/A 2, EFFECT 2, S-1 2, SCHEDULE 13D 2, 10-K/A 1, 10-Q/A 1, 3/A 1, 8-A12B 1, CERT 1, NT 10-Q 1, S-3ASR 1, SCHEDULE 13D/A 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-01 | 20:30 ET | [SCHEDULE 13D/A](/filings/0001140361-26-038313.md) | Ownership report, active investor, amended | 0001140361-26-038313 |
| 2026-09-09 | 08:30 ET | [8-K](/filings/0001193125-26-385950.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-385950 |
| 2026-09-02 | 09:16 ET | [8-K](/filings/0001193125-26-379460.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-379460 |
| 2026-09-02 | 08:40 ET | [SCHEDULE 13D](/filings/0001193125-26-379428.md) | Ownership report, active investor | 0001193125-26-379428 |
| 2026-09-02 | 08:31 ET | [8-K](/filings/0001193125-26-379420.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-26-379420 |
| 2026-09-02 | 08:30 ET | [SCHEDULE 13D](/filings/0001140361-26-035412.md) | Ownership report, active investor | 0001140361-26-035412 |
| 2026-08-10 | 16:30 ET | [10-Q](/filings/0001193125-26-342488.md) | Quarterly report, period 2026-06-30 | 0001193125-26-342488 |
| 2026-08-10 | 16:10 ET | [8-K](/filings/0001193125-26-342384.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-342384 |
| 2026-06-24 | 16:05 ET | [8-K](/filings/0001193125-26-281037.md) | 3.01 Delisting notice | 0001193125-26-281037 |
| 2026-06-05 | 16:05 ET | [8-K](/filings/0001193125-26-259530.md) | 5.07 Shareholder vote results | 0001193125-26-259530 |
| 2026-05-07 | 16:23 ET | [10-Q](/filings/0001193125-26-212063.md) | Quarterly report, period 2026-03-31 | 0001193125-26-212063 |
| 2026-05-07 | 16:13 ET | [8-K](/filings/0001193125-26-211946.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-211946 |
| 2026-04-23 | 16:05 ET | [DEF 14A](/filings/0001193125-26-173661.md) | Proxy statement, period 2026-06-04 | 0001193125-26-173661 |
| 2026-04-09 | 16:05 ET | [8-K](/filings/0001193125-26-149605.md) | 1.02 Termination of a material agreement | 0001193125-26-149605 |
| 2026-04-03 | 16:05 ET | [8-K](/filings/0001193125-26-142104.md) | 5.02 Departure or appointment of officers or directors | 0001193125-26-142104 |
| 2026-02-26 | 16:21 ET | [10-K](/filings/0001193125-26-076782.md) | Annual report, period 2025-12-31 | 0001193125-26-076782 |
| 2026-02-26 | 16:10 ET | [8-K](/filings/0001193125-26-076609.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-076609 |
| 2025-11-06 | 16:27 ET | [10-Q](/filings/0001193125-25-269681.md) | Quarterly report, period 2025-09-30 | 0001193125-25-269681 |
| 2025-11-06 | 16:14 ET | [8-K](/filings/0001193125-25-269559.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-269559 |
| 2025-08-07 | 16:23 ET | [10-Q](/filings/0000950170-25-105071.md) | Quarterly report, period 2025-06-30 | 0000950170-25-105071 |
| 2025-08-07 | 16:13 ET | [8-K](/filings/0000950170-25-105037.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-105037 |
| 2025-07-23 | 17:18 ET | [8-K](/filings/0000950170-25-097966.md) | 5.02 Departure or appointment of officers or directors | 0000950170-25-097966 |
| 2025-07-01 | 16:05 ET | [8-K](/filings/0000950170-25-092187.md) | 5.02 Departure or appointment of officers or directors | 0000950170-25-092187 |
| 2025-06-06 | 16:07 ET | [8-K](/filings/0000950170-25-083070.md) | 5.07 Shareholder vote results | 0000950170-25-083070 |
| 2025-05-08 | 16:22 ET | [10-Q](/filings/0000950170-25-067044.md) | Quarterly report, period 2025-03-31 | 0000950170-25-067044 |
| 2025-05-08 | 16:10 ET | [8-K](/filings/0000950170-25-066957.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-066957 |
| 2025-04-23 | 16:11 ET | [DEF 14A](/filings/0000950170-25-057364.md) | Proxy statement, period 2025-06-05 | 0000950170-25-057364 |
| 2025-02-27 | 16:22 ET | [10-K](/filings/0000950170-25-029086.md) | Annual report, period 2024-12-31 | 0000950170-25-029086 |
| 2025-02-27 | 16:12 ET | [8-K](/filings/0000950170-25-029049.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000950170-25-029049 |
| 2025-01-16 | 16:12 ET | [8-K](/filings/0000950170-25-006199.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0000950170-25-006199 |
| 2024-11-07 | 16:20 ET | [10-Q](/filings/0000950170-24-123385.md) | Quarterly report, period 2024-09-30 | 0000950170-24-123385 |
| 2024-11-07 | 16:14 ET | [8-K](/filings/0000950170-24-123356.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-24-123356 |
| 2024-10-01 | 16:11 ET | [8-K](/filings/0000950170-24-110816.md) | 5.02 Departure or appointment of officers or directors | 0000950170-24-110816 |
| 2024-08-05 | 16:25 ET | [10-Q](/filings/0000950170-24-090808.md) | Quarterly report, period 2024-06-30 | 0000950170-24-090808 |
| 2024-08-05 | 16:15 ET | [8-K](/filings/0000950170-24-090774.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-090774 |
| 2024-07-30 | 16:30 ET | [8-K](/filings/0000950170-24-087900.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors | 0000950170-24-087900 |
| 2024-07-08 | 16:25 ET | [8-K](/filings/0000950170-24-082121.md) | 5.02 Departure or appointment of officers or directors | 0000950170-24-082121 |
| 2024-05-24 | 16:06 ET | [8-K](/filings/0000950170-24-064571.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0000950170-24-064571 |
| 2024-05-07 | 16:19 ET | [10-Q](/filings/0000950170-24-054539.md) | Quarterly report, period 2024-03-31 | 0000950170-24-054539 |
| 2024-05-07 | 16:09 ET | [8-K](/filings/0000950170-24-054479.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-054479 |
| 2024-04-09 | 16:06 ET | [DEF 14A](/filings/0001193125-24-090780.md) | Proxy statement, period 2024-05-22 | 0001193125-24-090780 |
| 2024-02-28 | 16:24 ET | [10-K](/filings/0000950170-24-022134.md) | Annual report, period 2023-12-31 | 0000950170-24-022134 |
| 2024-02-28 | 16:16 ET | [8-K](/filings/0000950170-24-022110.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-022110 |
| 2024-01-16 | 16:10 ET | [8-K](/filings/0001193125-24-008562.md) | 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-24-008562 |
| 2024-01-04 | 08:59 ET | [8-K](/filings/0000950170-24-001529.md) | 2.05 Exit or disposal costs; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-24-001529 |
| 2023-11-21 | 16:05 ET | [8-K](/filings/0000950170-23-065480.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000950170-23-065480 |
| 2023-11-02 | 16:23 ET | [10-Q](/filings/0000950170-23-058257.md) | Quarterly report, period 2023-09-30 | 0000950170-23-058257 |
| 2023-11-02 | 16:12 ET | [8-K](/filings/0000950170-23-058213.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-23-058213 |
| 2023-10-05 | 16:12 ET | [8-K](/filings/0000950170-23-052203.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-23-052203 |
| 2023-09-08 | 16:16 ET | [8-K](/filings/0000950170-23-047275.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000950170-23-047275 |

Page 1 of 2. [Older](/companies/dh/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 27, 2026, 16:07 ET. No prices; not investment advice.