BS
Brian Schopfer (Chief Financial Officer) filed 2 Form 4 reports in the trailing twelve months (1 purchase, 1 sale), most often in Mirion Technologies, Inc. (MIR). Across 1 priced purchase filing, the average 21-session return was -6.9% from execution and -6.9% from disclosure (delay-adjusted; derived). The largest single filing was $312K of MIR (20,000 sh × $15.60, as filed), executed Sep 2. Data as of Nov 8 2026.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
-6.9%
avg across 1 priced filings
Delay-adjustediThe same average, entered at disclosure dates
-6.9%
same 1 filings, from disclosure
Filings, ttm
2
1 buys · 1 sells
Median delay
0d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$312K
shares × price, as filed
Last traded
Sep 2
Filed Sep 2
Median ADV $62.2M across their filed names
Open performance→Volume by month
Buys $312K
Sells $5.7M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Industrials
1 filing
Sector per market data · by filing · past 12 months
Most traded names
MIR
Mirion Technologies, Inc.
MIR · 1 buy · 3 sells
4 filings
Recent filings
MIRPURCHASE
Mirion Technologies, Inc.
View filing →
$312K20,000 sh × $15.60
Exec Sep 2
Filed Sep 2 · 4:10 PM ET MIRSALE Mirion Technologies, Inc. View filing → $2.8M
100,000 sh across 2 lots
Exec Nov 6 2025
Filed Nov 10 2025 · 5:30 PM ET MIRSALE Mirion Technologies, Inc. View filing → $1.6M
75,000 sh × $21.00
Exec Jun 25 2025
Filed Jun 27 2025 · 5:30 PM ET MIRSALE Mirion Technologies, Inc. View filing → $1.4M
75,000 sh × $18.27
Exec May 21 2025
Filed May 23 2025 · 5:30 PM ET