Welcome to our dedicated page for Mirion Technologies SEC filings (Ticker: MIR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Backlog shifts in the Nuclear & Safety segment, medical dosimetry margins, even radiation-shielding warranty reserves—Mirion’s SEC disclosures run deep and technical. Finding those nuggets in a 300-page filing can stall your analysis. StockTitan solves that problem by delivering AI-powered summaries that surface the exact line items you need, turning Mirion SEC filings explained simply into an effortless read.
Whether you’re tracking Mirion insider trading Form 4 transactions or need a quick look at the Mirion quarterly earnings report 10-Q filing, our platform updates the moment a document hits EDGAR. AI highlights cash-flow drivers, links radiation-monitoring orders to revenue guidance, and flags segment risk factors. You can scan Mirion Form 4 insider transactions real-time, open a Mirion annual report 10-K simplified or drill into a sudden disclosure with Mirion 8-K material events explained—all without wading through legal jargon.
Investors use these insights to:
- compare quarter-over-quarter unit shipments in Medical
- monitor contract wins announced in 8-Ks
- review Mirion proxy statement executive compensation against radiation-tech peers
Thomas D. Logan, who is listed as both Chief Executive Officer and a Director of Mirion Technologies, Inc. (MIR), reported open‑market sales of the company's common stock in a Form 4 filing.
The filing shows Mr. Logan sold 325,000 shares of Class A common stock on 08/11/2025 at a weighted average price of $21.3143 (individual sale prices ranged $21.01–$21.47) and sold 175,000 shares of Class A common stock on 08/12/2025 at a weighted average price of $21.7922 (individual sale prices ranged $21.31–$22.205). After these reported transactions his beneficial ownership of Class A common stock is shown as 3,567,305 shares and his Class B common stock beneficial ownership is shown as 1,544,017 shares.
The Form 4 is signed by an attorney‑in‑fact, Emmanuelle Lee, on behalf of Thomas D. Logan on 08/13/2025. The filing provides the sale dates, amounts and weighted average prices but does not state any reason or plan under which the sales occurred.
Mirion Technologies (MIR) filed a Form 144 disclosing a proposed sale of 500,000 Class A common shares through UBS Financial Services, with an aggregate market value of $10,655,000 and an approximate sale date of 08/11/2025. The filing lists total Class A shares outstanding of 224,440,000, so the proposed sale equals roughly 0.22% of outstanding Class A stock. The 500,000 shares were acquired entirely via company equity awards (PSU and RSU grants) on dates between 12/27/2023 and 05/14/2025, and the acquisition table entries sum to 500,000 shares. The filer reports Nothing to Report for securities sold in the past three months and includes the standard representation regarding undisclosed material adverse information.
Mirion Technologies, Inc. (MIR) has filed a Form 144 with the SEC, indicating a planned insider sale under Rule 144.
The notice covers a proposed disposition of 75,000 Class A common shares through UBS Financial Services on or about 26 June 2025 (issuer table lists 06/25/2025) on the NYSE. The filing assigns an aggregate market value of $1.575 million to the shares, versus a public float of 225,554,626 shares, representing roughly 0.03% of shares outstanding.
The form also discloses prior activity within the last three months: Brian Schopfer sold 75,000 shares on 21 May 2025 for gross proceeds of $1.37 million. No other securities were reported sold during that period.
The seller certifies that no undisclosed material adverse information is known and acknowledges liability for false statements under 18 U.S.C. 1001. Fields for relationship to issuer, contact details, and 10b5-1 plan adoption dates are blank, limiting insight into the seller’s corporate role or trading-plan protections.
Key Takeaways:
- Total planned and recent insider sales amount to 150,000 shares within ~5 weeks.
- Proposed sale value is 15% higher than the May proceeds, reflecting a higher reference price.
- While the percentage of total shares is minor, repeated insider selling can signal caution to investors.
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