WZ
Insider
William A Zartler
CHAIRMAN AND CEOWilliam A Zartler (CHAIRMAN AND CEO) filed 4 Form 4 reports in the past 24 months (4 purchases, 0 sales), most often in Solaris Energy Infrastructure, Inc. (SEI). Across 3 priced purchase filings, the average 21-session return was +21.5% from execution and +19.9% from disclosure (delay-adjusted; derived). The largest single filing was $248K of SEI (10,000 sh × $24.83, as filed), executed Sep 9 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
+21.5%
avg across 3 priced filings
Delay-adjustediThe same average, entered at disclosure dates
+19.9%
same 3 filings, from disclosure
Filings, ttm
4
4 buys · 0 sells
Median delay
0d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$939K
shares × price, as filed
Last traded
Sep 9 2025
Filed Sep 9 2025
Median ADV $199.0M across their filed names
Open performance→Volume by month
Buys $939K
Sells $0
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Energy
4 filings
Sector per market data · by filing · past 24 months
Most traded names
SEIRecent filings
SEIPURCHASE
Solaris Energy Infrastructure, Inc.
View filing →
$248K10,000 sh × $24.83
Exec Sep 9 2025
Filed Sep 9 2025 · 4:18 PM ET SEIPURCHASE Solaris Energy Infrastructure, Inc. View filing → $218K
10,000 sh × $21.78
Exec May 21 2025
Filed May 22 2025 · 5:30 PM ET SEIPURCHASE Solaris Energy Infrastructure, Inc. View filing → $232K
10,000 sh × $23.23
Exec Mar 7 2025
Filed Mar 7 2025 · 5:30 PM ET SEIPURCHASE Solaris Energy Infrastructure, Inc. View filing → $241K
10,000 sh × $24.07
Exec Mar 6 2025
Filed Mar 10 2025 · 5:30 PM ET