MG
Insider
Mario Gross
Chief Supply Chain OfficerMario Gross (Chief Supply Chain Officer) filed 2 Form 4 reports in the trailing twelve months (2 purchases, 0 sales), most often in Amrize Ltd (AMRZ). Across 2 priced purchase filings, the average 21-session return was -2.6% from execution and -3.0% from disclosure (delay-adjusted; derived). The largest single filing was $149K of AMRZ (3,200 sh × $46.62, as filed), executed Aug 11.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
-2.6%
avg across 2 priced filings
Delay-adjustediThe same average, entered at disclosure dates
-3.0%
same 2 filings, from disclosure
Filings, ttm
2
2 buys · 0 sells
Median delay
2d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$260K
shares × price, as filed
Last traded
Aug 11
Filed Aug 13
Median ADV $152.3M across their filed names
Open performance→Volume by month
Buys $767K
Sells $0
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Basic Materials
2 filings
Sector per market data · by filing · past 12 months
Most traded names
AMRZRecent filings
AMRZPURCHASE
Amrize Ltd
View filing →
$149K3,200 sh × $46.62
Exec Aug 11
Filed Aug 13 · 11:29 AM ET AMRZPURCHASE Amrize Ltd View filing → $111K
2,000 sh × $55.39
Exec Mar 13
Filed Mar 16 · 1:59 PM ET AMRZPURCHASE Amrize Ltd View filing → $149K
3,000 sh × $49.63
Exec Aug 13 2025
Filed Aug 14 2025 · 2:23 PM ET AMRZPURCHASE Amrize Ltd View filing → $358K
7,600 sh across 2 lots
Exec Aug 8 2025
Filed Aug 12 2025 · 3:12 PM ET