Company Analysis

Mirion Technologies, Inc. (MIR)

NYSE: MIR · Measuring & Controlling Devices, NEC · Atlanta, GA · filing with the SEC since 2020
Grade5.3
◀ Past 6.0● Present 4.8▶ Future 5.2

Filings

257 filings since 2017 beside 277 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 27 days after the quarter ended. The proxy statement was last filed Apr 1, 2026.

Filings a yearinsider forms included
3210779701089048
2020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 2 times in the last 36 months, the newest Jul 2, 2026.
Insider forms 277

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Oct 28, 2026 10-Q Quarterly report Sep 30, 2026
Oct 27, 2026 8-K items 2.02, 9.01 Results released · Current report
Aug 31, 2026 8-K items 8.01, 9.01 Other event · Current report
Jul 29, 2026 10-Q Quarterly report Jun 30, 2026
Jul 28, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 2, 2026 8-K items 5.02, 9.01 Officer or director change · Current report
May 29, 2026 SD Conflict minerals report
May 14, 2026 8-K items 5.07, 9.01 Shareholder vote · Current report May 13, 2026
Apr 30, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 10-Q Quarterly report Mar 31, 2026
Apr 28, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 13, 2026 8-K items 5.02, 9.01 Officer or director change · Current report Apr 9, 2026
Apr 1, 2026 DEF 14A Proxy statement May 13, 2026
Apr 1, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 1, 2026 DEF 14A Proxy statement May 13, 2026
Mar 27, 2026 SCHEDULE 13G/A Large holder update, amended
Feb 19, 2026 10-K Annual report Dec 31, 2025
Feb 17, 2026 SCHEDULE 13G/A Large holder update, amended
Feb 10, 2026 8-K items 2.02, 9.01 Results released · Current report
Jan 21, 2026 SCHEDULE 13G/A Large holder update, amended
Dec 8, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
Dec 1, 2025 8-K items 8.01, 9.01 Other event · Current report
Nov 7, 2025 8-K items 8.01, 9.01 Other event · Current report Nov 6, 2025
Oct 31, 2025 SCHEDULE 13G/A Large holder update, amended
Oct 29, 2025 10-Q Quarterly report Sep 30, 2025
Oct 28, 2025 8-K items 2.02, 9.01 Results released · Current report
Oct 2, 2025 SCHEDULE 13G/A Large holder update, amended
Sep 30, 2025 8-K items 1.01, 2.03, 3.02, 8.01, 9.01 Major agreement signed; New debt or obligation taken on; Shares sold without registration; Other event · Current report Sep 25, 2025
Sep 29, 2025 424B5 Shelf offering
Sep 26, 2025 FWP Offering communication
Sep 24, 2025 8-K items 8.01, 9.01 Other event · Current report
Sep 24, 2025 FWP Offering communication
Sep 24, 2025 424B5 Shelf offering
Aug 1, 2025 10-Q Quarterly report Jun 30, 2025
Jul 31, 2025 8-K items 2.02, 9.01 Results released · Current report
Jun 5, 2025 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report
May 30, 2025 SD Conflict minerals report
May 29, 2025 8-K items 8.01, 9.01 Other event · Current report
May 23, 2025 8-K items 1.01, 2.03, 3.02, 8.01, 9.01 Major agreement signed; New debt or obligation taken on; Shares sold without registration; Other event · Current report May 20, 2025
40 of 257 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton MIR · research, not advice