Stock Analysis

Did a Major Insider Share Sale Just Shift Mirion Technologies' (MIR) Investment Narrative?

  • In recent days, Mirion Technologies director Lawrence D. Kingsley sold 300,000 shares, reducing his direct ownership stake in the radiation safety company.
  • This sizable insider transaction has drawn attention because insider selling can influence how investors interpret leadership confidence and company prospects.
  • We’ll now explore how this insider sale may affect Mirion’s existing investment narrative, particularly around insider sentiment and future growth plans.

Trump has pledged to "unleash" American oil and gas and these 22 US stocks have developments that are poised to benefit.

Advertisement

Mirion Technologies Investment Narrative Recap

To own Mirion, you generally need to believe in sustained demand for nuclear and medical radiation safety, supported by modernization, compliance and software driven solutions. The recent 300,000 share sale by director Lawrence D. Kingsley has not materially changed the near term growth catalysts or the key risks around nuclear end market exposure and acquisition execution.

One recent development that sits in the background of this insider sale is Mirion’s completed share repurchase of 1,160,000 shares for US$18.56 million under its December 2024 buyback. With no additional repurchases this year, the contrast between earlier buybacks and current insider selling may refocus attention on how Mirion balances capital allocation with its acquisition led growth ambitions.

Yet investors should also be aware that Mirion’s acquisition heavy expansion could...

Read the full narrative on Mirion Technologies (it's free!)

Mirion Technologies' narrative projects $1.1 billion revenue and $105.2 million earnings by 2028. This requires 7.9% yearly revenue growth and a $95.2 million earnings increase from $10.0 million today.

Uncover how Mirion Technologies' forecasts yield a $31.00 fair value, a 23% upside to its current price.

Exploring Other Perspectives

MIR Community Fair Values as at Dec 2025
MIR Community Fair Values as at Dec 2025

Three members of the Simply Wall St Community value Mirion between US$17.35 and US$33.74 per share, highlighting a wide spread of expectations. When you set those views against Mirion’s reliance on acquisitions to drive growth, it is worth exploring how different assumptions about integration risks and future deal making could affect the business over time.

Explore 3 other fair value estimates on Mirion Technologies - why the stock might be worth as much as 34% more than the current price!

Build Your Own Mirion Technologies Narrative

Disagree with existing narratives? Create your own in under 3 minutes - extraordinary investment returns rarely come from following the herd.

Interested In Other Possibilities?

Don't miss your shot at the next 10-bagger. Our latest stock picks just dropped:

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.

New: Manage All Your Stock Portfolios in One Place

We've created the ultimate portfolio companion for stock investors, and it's free.

• Connect an unlimited number of Portfolios and see your total in one currency
• Be alerted to new Warning Signs or Risks via email or mobile
• Track the Fair Value of your stocks

Try a Demo Portfolio for Free

Have feedback on this article? Concerned about the content? Get in touch with us directly. Alternatively, email editorial-team@simplywallst.com

About NYSE:MIR

Mirion Technologies

Provides radiation detection, measurement, analysis, and monitoring products and services in North America, Europe, and the Asia Pacific.

Reasonable growth potential with adequate balance sheet.

Advertisement

Weekly Picks

RO
RockeTeller
SCZ logo
RockeTeller on Santacruz Silver Mining ·

Crazy Undervalued 42 Baggers Silver Play (Active & Running Mine)

Fair Value:CA$8696.4% undervalued
41 users have followed this narrative
6 users have commented on this narrative
12 users have liked this narrative
RO
Robbo
FID logo
Robbo on Fiducian Group ·

Fiducian: Compliance Clouds or Value Opportunity?

Fair Value:AU$123.8% undervalued
4 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative
WO
WVVI logo
woodworthfund on Willamette Valley Vineyards ·

Willamette Valley Vineyards (WVVI): Not-So-Great Value

Fair Value:US$244.5% overvalued
6 users have followed this narrative
0 users have commented on this narrative
1 users have liked this narrative

Updated Narratives

SC
TXT logo
scm on Text ·

TXT will see revenue grow 26% with a profit margin boost of almost 40%

Fair Value:zł8048.3% undervalued
1 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative
VL
GGO logo
Vladislav on Galleon Gold ·

Significantly undervalued gold explorer in Timmins, finally getting traction

Fair Value:CA$482.9% undervalued
1 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative
FU
CCP logo
FundamentallySarcastic on Credit Corp Group ·

Moderation and Stabilisation: HOLD: Fair Price based on a 4-year Cycle is $12.08

Fair Value:AU$12.6411.8% overvalued
3 users have followed this narrative
0 users have commented on this narrative
0 users have liked this narrative

Popular Narratives

TH
TheWallstreetKing
MVIS logo
TheWallstreetKing on MicroVision ·

MicroVision will explode future revenue by 380.37% with a vision towards success

Fair Value:US$6098.5% undervalued
115 users have followed this narrative
11 users have commented on this narrative
22 users have liked this narrative
AN
AnalystConsensusTarget
NVDA logo
AnalystConsensusTarget on NVIDIA ·

NVDA: Expanding AI Demand Will Drive Major Data Center Investments Through 2026

Fair Value:US$250.3928.3% undervalued
954 users have followed this narrative
6 users have commented on this narrative
25 users have liked this narrative
OS
oscargarcia
GOOGL logo
oscargarcia on Alphabet ·

The company that turned a verb into a global necessity and basically runs the modern internet, digital ads, smartphones, maps, and AI.

Fair Value:US$3406.0% undervalued
147 users have followed this narrative
6 users have commented on this narrative
18 users have liked this narrative