Quest Diagnostics Inc. SEC filings
In the twelve months since 23 September 2025 Quest Diagnostics Inc. filed 16 documents with the SEC of the kinds listed here: 9 current reports (8-K), about 5 results of operations; 2 other events; 2 regulation fd disclosure; 1 shareholder vote; 1 material agreement; 3 quarterly reports (10-Q), 1 employee plan annual report (11-K), 1 additional proxy material (DEFA14A), 1 proxy statement (DEF 14A), 1 annual report (10-K). The latest, filed 23 July 2026: 10-Q, quarterly report.
| Filed | Form | What it was about | Period or event date | Filing |
|---|---|---|---|---|
| 23 July 2026 | 10-Q | quarterly report | 30 June 2026 | EDGAR |
| 23 July 2026 | 8-K | Results of operations | 23 July 2026 | EDGAR |
| 18 June 2026 | 11-K | employee plan annual report | 31 December 2025 | EDGAR |
| 21 May 2026 | 8-K | Shareholder vote | 20 May 2026 | EDGAR |
| 8 May 2026 | 8-K | Material agreement | 6 May 2026 | EDGAR |
| 1 May 2026 | 8-K | Other events | 27 April 2026 | EDGAR |
| 22 April 2026 | 10-Q | quarterly report | 31 March 2026 | EDGAR |
| 21 April 2026 | 8-K | Results of operations | 21 April 2026 | EDGAR |
| 6 April 2026 | DEFA14A | additional proxy material | EDGAR | |
| 6 April 2026 | DEF 14A | proxy statement | 20 May 2026 | EDGAR |
| 12 March 2026 | 8-K | Officer or director change, Regulation FD disclosure | 9 March 2026 | EDGAR |
| 26 February 2026 | 10-K | annual report | 31 December 2025 | EDGAR |
| 10 February 2026 | 8-K | Results of operations, Other events | 10 February 2026 | EDGAR |
| 12 January 2026 | 8-K | Results of operations, Regulation FD disclosure | 12 January 2026 | EDGAR |
| 21 October 2025 | 8-K | Results of operations | 21 October 2025 | EDGAR |
| 21 October 2025 | 10-Q | quarterly report | 30 September 2025 | EDGAR |
An 8-K is what a company files within four business days of a material event; the SEC numbers the events, and the words here are the SEC's own headings, shortened. Form 4, Form 144, 13F and Schedule 13D and 13G have their own pages. Prospectus supplements and correspondence are not listed.
Source
The company's filing index on EDGAR, read from the SEC's submissions feed.
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